Class Definition for Class 205 - ELECTROLYSIS: PROCESSES, COMPOSITIONS USED THEREIN, AND METHODS OF PREPARING THE COMPOSITIONS

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CLASS 205,	ELECTROLYSIS: PROCESSES, COMPOSITIONS USED THEREIN, AND METHODS OF PREPARING THE COMPOSITIONS
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SECTION I - LINES WITH OTHER CLASSES AND WITHIN THIS CLASS

Class 205 is an integral part of Class 204. It incorporates all the definitions and rules as to subject matter of Class 204.

Class 205 is an integral part of Class 204 (placed at the top of the schedule) and follows the schedule hierarchy, retaining all pertinent definitions and class lines of Class 204.

SUBCLASSES

[List of Patents for class 205 subclass 43]

ELECTROLYSIS INVOLVING ACTINIDE SERIES ELEMENT OR COMPOUND (AT. NO. 89+) (PRODUCT, PROCESS, COMPOSITION, AND METHOD OF PREPARING COMPOSITION):

This subclass is indented under the class definition. Subject matter wherein the processes involve the electrolysis of, or upon, an actinide element or compound thereof.

(1) Note. The product of the electrolytic process may be an element or compound other than an actinide series element or compound.

SEE OR SEARCH CLASS:

75,	Specialized Metallurgical Processes, Compositions for Use Therein, Consolidated Metal Powder Compositions, and Loose Metal Particulate Mixtures, subclasses 393+ for the chemical production of free actinide series metal.
148,	Metal Treatment, subclass 132 for processes involving heat treatment of the actinide series metal.
420,	Alloys or Metallic Compositions, subclasses 2+ for the chemical production of actinide base alloys.
423,	Chemistry of Inorganic Compounds, subclasses 3+ and 249+ for nonelectrolytic processes of forming actinide series elements or compounds.
534,	Organic Compounds -- Part of the Class 532-570 Series, subclasses 11+ for nonelectrolytic processes of forming organic compounds of actinide series elements.

[List of Patents for class 205 subclass 44]

Plutonium:

This subclass is indented under subclass 43. Subject matter wherein the actinide series element is plutonium or a compound thereof.

SEE OR SEARCH CLASS:

75,	Specialized Metallurgical Processes, Compositions for Use Therein, Consolidated Metal Powder Compositions, and Loose Metal Particulate Mixtures, subclasses 396+ for the production of free plutonium metal.
423,	Chemistry of Inorganic Compounds, subclass 251 for nonelectrolytic processes of forming plutonium compound.

[List of Patents for class 205 subclass 45]

Thorium:

This subclass is indented under subclass 43. Subject matter wherein the actinide series element is thorium or a compound thereof.

SEE OR SEARCH CLASS:

75,	Specialized Metallurgical Processes, Compositions for Use Therein, Consolidated Metal Powder Compositions, and Loose Metal Particulate Mixtures, subclasses 394+ for the production of free thorium metal.
423,	Chemistry of Inorganic Compounds, subclass 252 for nonelectrolytic processes of forming thorium compound.

[List of Patents for class 205 subclass 46]

Uranium:

This subclass is indented under subclass 43. Subject matter wherein the actinide series element is uranium or a compound thereof.

SEE OR SEARCH CLASS:

75,	Specialized Metallurgical Processes, Compositions for Use Therein, Consolidated Metal Powder Compositions, and Loose Metal Particulate Mixtures, subclasses 398+ for the production of free uranium metal.
420,	Alloys or Metallic Compositions, subclass 3 for the chemical production of uranium base alloys.
423,	Chemistry of Inorganic Compounds, subclasses 253+ for nonelectrolytic processes of forming uranium compound.

47	Utilizing fused bath:
	This subclass is indented under subclass 46. Subject matter wherein the electrolytic process is carried out in an electrolytic medium consisting of a substance or combination or mixture of substances which are heated above ordinary, normal room temperature during a process in order to bring the substance or substances to a fluid or liquid condition (e.g., a molten bath, etc.).

48	Involving electrolytic coating, etching, or polishing:
	This subclass is indented under subclass 46. Subject matter wherein the process includes an electrolytic coating or etching or polishing step.

[List of Patents for class 205 subclass 49]

Uranium containing compound produced:

This subclass is indented under subclass 46. Subject matter wherein a uranium containing compound is produced.

SEE OR SEARCH CLASS:

423,	Chemistry of Inorganic Compounds, subclasses 253+ for nonelectrolytic processes of preparing uranium compound.

50	Product produced by electrolysis involving electrolytic marking, battery electrode active material forming, electroforming or electrolytic coating:
	This subclass is indented under the class definition. Subject matter wherein a product is made by the process of electrolytic marking, utilizing electrolysis to form battery electrode active material, electroforming or electrolytic coating with the following exception: products which form two or more contiguous metallic layers (see Class 428).

51	Superconductor preparation involving electrolytic marking, electroforming or electrolytic coating, or composition therefor:
	This subclass is indented under the class definition. Subject matter wherein an article described as a superconductor is prepared utilizing electrolytic marking, electroforming, or electrolytic coating.

[List of Patents for class 205 subclass 52]

Electrolytic marking or composition therefor:

This subclass is indented under the class definition. Subject matter for the development of successive marks, letters, designs and the like, upon a surface or within the body of a carrier, wherein electrical impulses from an electrode are employed to create by electrolysis, at selected areas, different colors, shades, or shapes resulting in the desired symbol (e.g., electroprinting, etc.).

(1) Note. This subclass also includes compositions, not elsewhere provided for, particularly adapted to carry out the processes herein included.

(2) Note. It is the general rule of classification to classify a process of preparing a composition along with the composition. In these circumstances where only a process of preparing a composition is claimed and there is no claim to a composition, the claims would be classified identically as if there were a composition claimed.

(3) Note. The symbols must consist of a series successively formed, otherwise the process will be found in this class, subclass 118 and indented subclasses.

SEE OR SEARCH CLASS:

178,	Telegraphy, subclass 62 for chemical or electrical methods of recording messages transmitted by current impulses other than by electrolysis and apparatus for carrying out such processes including those involving electrolysis.
346,	Recorders, appropriate subclasses for apparatus involving similar processes and peculiarly adapted to record the movements of instruments, machines, and the like.
358,	Facsimile and Static Presentation Processing, subclasses 296 through 304for processes and apparatus specialized for formation of optical facsimiles wherein the image is developed by electrolysis or other electrical modes or by chemical changes.
386,	Television Signal Processing for Dynamic Recording or Reproducing, subclass 127 for television recording having thermoplastic record.

[List of Patents for class 205 subclass 53]

Utilizing inorganic color forming material other than carbon:

This subclass is indented under subclass 52. Subject matter wherein an inorganic color-forming material other than carbon is utilized.

(1) Note. Where the mark is produced by reaction or complex formation between an organic compound and an inorganic material electrolytically released (e.g., iodine, etc.) the subject matter is placed here.

54	Utilizing organic color-forming material:
	This subclass is indented under subclass 52. Subject matter wherein an organic color-forming material is utilized.

55	Heterocyclic color-forming material:
	This subclass is indented under subclass 54. Subject matter wherein the organic color-forming material contains a heterocyclic ring.

56	Hydroxyl or carboxyl group-containing color-forming material:
	This subclass is indented under subclass 54. Subject matter wherein the organic color-forming material contains a hydroxyl (OH) or carboxyl (COOH) group.

57	Utilizing electrolysis to form battery electrode active material or composition therefor:
	This subclass is indented under the class definition. Subject matter wherein battery electrode active material is formed or deposited utilizing electrolysis and compositions used for such electrolysis.

58	Organic active material other than organic metal salt:
	This subclass is indented under subclass 57. Subject matter wherein the active material is organic and not an organic metal salt.

59	Group IA metal-containing active material (e.g., Li, Na, K, etc.):
	This subclass is indented under subclass 57. Subject matter wherein the active material contains a metal from group IA of the Periodic Table of Elements (e.g., Li, Na, K, etc.) as an essential constituent.

60	Nickel-containing active material:
	This subclass is indented under subclass 57. Subject matter wherein the active material contains nickel as an essential constituent.

61	Cadmium-containing:
	This subclass is indented under subclass 60. Subject matter wherein the active material also contains cadmium as an essential ingredient.

62	Cadmium-containing active material:
	This subclass is indented under subclass 57. Subject matter wherein the active material contains cadmium as an essential constituent.

63	Lead-containing active material:
	This subclass is indented under subclass 57. Subject matter wherein the active material contains lead as an essential constituent.

64	Zinc-containing active material:
	This subclass is indented under subclass 57. Subject matter wherein the active material contains zinc as an essential constituent.

65	Silver-containing active material:
	This subclass is indented under subclass 57. Subject matter wherein the active material contains silver as an essential constituent.

66	Iron- or tin-containing active material:
	This subclass is indented under subclass 57. Subject matter wherein the active material contains iron or tin as an essential constituent.

[List of Patents for class 205 subclass 67]

Electroforming or composition therefor:

This subclass is indented under the class definition. Subject matter involving the reproduction or formation of objects by electrodeposition in which the deposit does not remain with the base upon which deposition is made and compositions therefor.

(1) Note. Subsequent process steps of separation from the base, backing up the deposit and conventional steps such as washing, drying and the like are included here when in combination with the electrodeposition step or steps.

SEE OR SEARCH CLASS:

204,	Chemistry: Electrical and Wave Energy, subclasses 471+ for electrophoretic or electro-osmotic coating or forming of an object and subclasses 192.1+ for processes of forming objects by sputtering.

[List of Patents for class 205 subclass 68]

Recording device:

This subclass is indented under subclass 67. Subject matter wherein recordings or records and record matrices or molds are produced (e.g., sound recordings, etc.).

SEE OR SEARCH CLASS:

264,	Plastic and Nonmetallic Article Shaping or Treating: Processes, appropriate subclasses for processes, within the class definition, for shaping or moulding plastic materials. In particular, see subclasses 106+ pertaining to forming sound grooves in records.

[List of Patents for class 205 subclass 69]

Printing plate or electrotype:

This subclass is indented under subclass 67. Subject matter wherein printing plates or electrotypes are produced.

SEE OR SEARCH THIS CLASS, SUBCLASS:

68,	for processes of reproducing to form dies and molds useful in the preparation of records.
72,	for processes sometimes referred to as electrotyping, which result in the production of decorative plaques or lettered plates not used in printing.

SEE OR SEARCH CLASS:

101,	Printing, subclass 401.1 and indented subclasses for processes in general for making printing members.

70	Mold, mask, or masterform:
	This subclass is indented under subclass 67. Subject matter wherein molds, masks, or masterforms are produced.

[List of Patents for class 205 subclass 71]

Mirror or reflector:

This subclass is indented under subclass 67. Subject matter wherein mirrors or reflectors are produced.

SEE OR SEARCH THIS CLASS, SUBCLASS:

116,	for processes for the preparation of mirror and reflectors wherein the metal coat remains on the deposition base.

SEE OR SEARCH CLASS:

359,	Optical: Systems and Elements, subclasses 838+ for processes of making mirrors and reflectors not provided for in a particular process class.

[List of Patents for class 205 subclass 72]

Ornamental article:

This subclass is indented under subclass 67. Subject matter wherein ornamental articles are produced.

SEE OR SEARCH THIS CLASS, SUBCLASS:

69,	and 70, for the preparation of printing plates, molds, or masterforms to be used in the formation of decorative designs on other objects.
120,	for the preparation of designs on a base wherein the electrolytic coat remains on the base when finished.

[List of Patents for class 205 subclass 73]

Roll, ring, or hollow body:

This subclass is indented under subclass 67. Subject matter wherein rolls, rings, or hollow bodies are produced.

SEE OR SEARCH THIS CLASS, SUBCLASS:

76,	for processes wherein rings or rolls are formed, stripped and cut to make sheets or strips.

SEE OR SEARCH CLASS:

29,	Metal Working, for diverse manufacturing and metal working processes in general for producing hollow articles, see especially subclasses 1.2+ , 435, 454, 455.1, 463, 888+, 889.72+, 890.03+, 890.06, 890.08, 890.12+, 890.14+, 895+, and 899.1.
492,	Roll or Roller, for a roll, per se, not elsewhere provided for, and see the notes thereunder.

[List of Patents for class 205 subclass 74]

Powder, flakes, or colloidal particles:

This subclass is indented under subclass 67. Subject matter wherein the objects formed are powder, flakes, or colloidal particles.

SEE OR SEARCH CLASS:

516,

Colloid Systems and Wetting Agents; Subcombinations Thereof; Processes of Making, Stabilizing, Breaking, or Inhibiting, appropriate subclasses for subject matter relating to: colloid systems (such as sols*, emulsions, dispersions, foams, aerosols, smokes, gels, or pastes) or wetting agents (such as leveling, penetrating, or spreading); subcombination compositions of colloid systems containing at least an agent specialized and designed for or peculiar to use in making or stabilizing colloid systems; compositions and subcombination compositions specialized and designed for or peculiar to use in breaking (resolving) or inhibiting colloid systems; processes of making the compositions or systems of the class; processes of breaking (resolving) or inhibiting colloid systems; in each instance, when generically claimed or when there is no hierarchically superior provision in the USPC for the specifically claimed art.

[List of Patents for class 205 subclass 75]

Perforated or foraminous article:

This subclass is indented under subclass 67. Subject matter wherein the objects formed are perforated or foraminous.

SEE OR SEARCH THIS CLASS, SUBCLASS:

150,	for the formation of permanent coats on predominantly single metal or alloy perforated or foraminous substrates.
161,	for the formation of permanent coats on predominantly nonmetal perforated or foraminous substrates.

SEE OR SEARCH CLASS:

428,	Stock Material or Miscellaneous Articles, subclass 596 for metallic stock material having an aperture or cut.

[List of Patents for class 205 subclass 76]

Sheet, web, wire, or filament:

This subclass is indented under subclass 67. Subject matter wherein the object produced is a sheet, web, wire, or filament.

SEE OR SEARCH THIS CLASS, SUBCLASS:

74,	for the production of films by electroforming with subsequent reduction to flakes, etc., subclass 75 for production of perforated or foraminous sheets or webs, and subclasses 138 and 152+ for formation of permanent coats on sheets, webs, wires, or filaments.

SEE OR SEARCH CLASS:

156,	Adhesive Bonding and Miscellaneous Chemical Manufacture, subclasses 150 and 151 for laminating processes combined with a Class 204 coating step.
428,	Stock Material or Miscellaneous Articles, subclasses 544+ for stock material which is all metal or has adjacent metal components, especially subclasses 606+ for foils and filaments smaller than 6 mils.

[List of Patents for class 205 subclass 77]

Of indeterminate length:

This subclass is indented under subclass 76. Subject matter wherein the sheets, webs, wires, or filaments formed are of indeterminate length.

(1) Note. Generally this subclass, as distinguished from the preceding one, includes processes in which the article is produced continuously; however, it is not restricted to such but includes all processes resulting in the formation of such articles of no defined length.

78	Electrical product:
	This subclass is indented under subclass 67. Subject matter wherein the product produced is described as having utility as an electrical element.

79	Optical element:
	This subclass is indented under subclass 67. Subject matter wherein the product produced is described as having utility as an optical element.

[List of Patents for class 205 subclass 80]

Electrolytic coating (process, composition and method of preparing composition):

This subclass is indented under the class definition. Process directed to the formation or deposition by an electrolytic action of a permanent coating material or materials upon a base, electrolyte compositions therefor and methods of making said electrolyte compositions.

(1) Note. It is intended by the phrase "permanent coating" to include those coatings which remain part of the finished article as distinguished from those coatings which are stripped from a base as provided for in subclass 67, and indented subclasses.

SEE OR SEARCH CLASS:

204,	Chemistry: Electrical and Wave Energy, subclasses 471+ for electrophoretic or electro-osmotic coating or forming of an object and subclasses 192.12+ for glow discharge sputter deposition (e.g., cathode sputtering, etc.).

81	Involving measuring, analyzing, or testing:
	This subclass is indented under subclass 80. Subject matter wherein the process includes a step of measuring, analyzing, or testing.

82	Controlling coating process in response to measured or detected parameter:
	This subclass is indented under subclass 81. Subject matter wherein the electrolytic coating process is controlled in response to a measured or detected parameter thereof or of a characteristic of the electrolytic coating formed.

83	Parameter is current, current density, or voltage:
	This subclass is indented under subclass 82. Subject matter wherein the parameter measured or detected is the current, current density, or voltage of the electrolytic coating process.

84	Parameter is thickness, weight, or composition of coating:
	This subclass is indented under subclass 82. Subject matter wherein the characteristic measured, analyzed, or tested is the thickness, weight, or composition of the electrolytic coating.

85	Displacement or replacement coating:
	This subclass is indented under subclass 80. Subject matter wherein a coating is formed on a substrate by the phenomenon usually known as displacement or replacement plating wherein a more active metal part of the surface of an object is dissolved and replaced by a less active metal coating derived from a bath composition.

86	Employing internal battery action during coating:
	This subclass is indented under subclass 80. Subject matter wherein the electric current is self-generated and without the use of an external power source.

[List of Patents for class 205 subclass 87]

Simultaneous deplating and plating:

This subclass is indented under subclass 80. Subject matter wherein a coating is electrolytically deposited or formed on an article while simultaneously electrolytically removing a coating therefrom.

(1) Note. This subclass does not include periodic reversal electroplating wherein plating and deplating occur sequentially.

88	Utilizing subatmospheric or superatmospheric pressure during coating:
	This subclass is indented under subclass 80. Subject matter wherein the electrolytic coating process is performed under a subatmospheric or superatmospheric pressure which means a pressure other than the normal atmospheric pressure in the surrounding atmosphere.

89	Utilizing magnet or magnetic field during coating:
	This subclass is indented under subclass 80. Subject matter wherein a magnet or magnetic field is used during the electrolytic coating process.

90	Ferromagnetic material deposited:
	This subclass is indented under subclass 89. Subject matter wherein a ferromagnetic material is electrolytically deposited under the influence of a magnetic field.

91	Utilizing electromagnetic wave energy during coating (e.g., visible light, etc.):
	This subclass is indented under subclass 80. Subject matter wherein the electrolytic action is supplemented by the application of electromagnetic wave energy.

92	Energy produced by laser:
	This subclass is indented under subclass 91. Subject matter wherein the electromagnetic wave energy is provided by a laser.

93	Contacting coating as it forms with solid member or material other than electrode:
	This subclass is indented under subclass 80. Subject matter wherein the coating is simultaneously contacted by solid material or a solid member other than an electrode as it is formed (e.g., simultaneous electroplating and honing, simultaneous electroplating and burnishing, etc.).

94	Utilizing mist prevention:
	This subclass is indented under subclass 80. Subject matter wherein misting of the electrolyte is prevented by, for example, the use of chemical additives or by physical means (e.g., foaming means, particles floating on the bath, etc.).

95	Coating has specified thickness variation:
	This subclass is indented under subclass 80. Subject matter wherein the electrolytic coating is carried out in such a manner that the coating is deliberately nonuniform in thickness.

96	Controlling current distribution within bath:
	This subclass is indented under subclass 80. Subject matter wherein the electrolytic process is carried out with means present or with control thereof such that a desired current distribution is maintained on the article being coated.

97	Shaped counterelectrode:
	This subclass is indented under subclass 96. Subject matter wherein a shaped counterelectrode is used to control the current distribution on the article being coated (e.g., a counterelectrode matching the profile of the article being coated, etc.).

98	Treating process fluid by means other than agitation or heating or cooling:
	This subclass is indented under subclass 80. Subject matter wherein fluids used in the process (e.g., electrolytes, rinse water, effluents, etc.) are physically, electrically, or chemically treated (e.g., recovery of chemicals, purification, effluent discharge, etc.).

[List of Patents for class 205 subclass 99]

Purifying electrolyte:

This subclass is indented under subclass 98. Subject matter wherein the electrolyte is purified by removing or inactivating contaminants or interferents therefrom (e.g., dummying, ion exchange, precipitation, filtering, activated carbon treatment, complexation, etc.).

SEE OR SEARCH CLASS:

210,	Liquid Purification or Separation, for processes of chemical or physical purification of liquids in general.

100	Treating rinse solution (e.g., rinse water, etc.):
	This subclass is indented under subclass 98. Subject matter wherein the process fluid treated is a rinse solution (e.g., recovery and reuse of rinse water, recovery of plating chemicals from rinse water, etc.).

101	Regenerating or maintaining electrolyte (e.g., self-regulating bath, etc.):
	This subclass is indented under subclass 98. Subject matter wherein the electrolyte ingredients are regenerated or maintained to optimum condition (e.g., self-regulating bath, recirculation of electrolyte through metal pieces to supply metal ions for plating, etc.).

102	Depositing predominantly single metal or alloy coating on single metal or alloy using specified waveform other than pure DC:
	This subclass is indented under subclass 80. Subject matter wherein a predominantly single metal or alloy coating is deposited on single metal or alloy utilizing an electric current which is not pure DC (e.g., stepped voltage, etc.).

103	Reversing current or voltage:
	This subclass is indented under subclass 102. Subject matter wherein the specified waveform is a reversing current or voltage which has a positive and negative component (e.g., periodic reversed current, superimposed AC on DC, etc.).

104	Nonreversing pulsed current or voltage:
	This subclass is indented under subclass 103. Subject matter wherein the specified waveform repetitively changes from one current or voltage level to another (e.g., pulses of current separated by periods of no current flow, etc.).

[List of Patents for class 205 subclass 105]

105

Depositing predominantly single metal or alloy coating on nonmetal using specified waveform other than pure DC or 60 Hz sine wave AC (e.g., single metal or alloy coating within or above pores of anodic oxide layer, etc.):

This subclass is indented under subclass 80. Subject matter wherein the current or voltage used is other than pure DC or 60 Hz sine wave AC (e.g., periodic reversed current, pulsed current, superimposed AC on DC, etc.) and wherein a predominantly single metal or alloy is deposited on nonmetal (e.g., copper on anodic oxide, etc.).

(1) Note. A metal is defined as an electropositive chemical element characterized by ductility, malleability, luster, conductivity of heat and electricity, which can replace the hydrogen of an acid and forms bases with the hydroxyl radical.

[List of Patents for class 205 subclass 106]

106

Forming nonmetal coating using specified waveform other than pure DC or 60 Hz sine wave AC (e.g., anodic oxide coating, etc.):

This subclass is indented under subclass 80. Subject matter wherein the electric current is not pure DC or 60 Hz sine wave AC (e.g., stepped voltage, etc.) and where the coating formed is predominantly a nonmetal (e.g., anodic oxide, chromate, Si, phosphate, Se, etc.).

(1) Note. The terminology "nonmetal" is treated as excluding alloys and elemental metal.

107	Reversing current or voltage:
	This subclass is indented under subclass 106. Subject matter wherein the specified waveform is a reversing current or voltage which has a positive and negative component (e.g., periodic reversed current, superimposed AC on DC, etc.).

108	Nonreversing pulsed current or voltage:
	This subclass is indented under subclass 106. Subject matter wherein the specified waveform repetitively changes from one current or voltage level to another (e.g., pulses of current separated by periods of no current flow, etc.) and wherein the pulses contain no reversed pulses.

109	Coating contains embedded solid material (e.g., particles, etc.):
	This subclass is indented under subclass 80. Subject matter wherein solid material becomes embedded in the coating as a distinct phase and the solid material is supplied by solid material in the electrolyte or solid material sprinkled or placed upon a substrate and embedded in the coating as it forms.

[List of Patents for class 205 subclass 110]

110

Abrasive article produced:

This subclass is indented under subclass 109. Subject matter wherein the article produced has abrasive utility (e.g., substrate coated with a nickel layer containing embedded silicon carbide particles or diamond particles, etc.).

SEE OR SEARCH CLASS:

51,	Abrasive Tool Making Process, Material, or Composition, for other methods of preparing an abrasive tool.

111	Coating is dendritic or nodular:
	This subclass is indented under subclass 80. Subject matter wherein the coating process is performed to achieve a dendritic or nodular coating (e.g., nodular copper, etc.).

112	Coating is discontinuous single metal or alloy layer (e.g., islands, porous layer, etc.):
	This subclass is indented under subclass 80. Subject matter wherein the coating process is performed to achieve a metal layer which has a plurality of discontinuities therein (e.g., microporous layer, islands, etc.).

113	Coating is microcracked:
	This subclass is indented under subclass 112. Subject matter wherein the discontinuous coating is described as microcracked (e.g., microcracked chromium, etc.).

[List of Patents for class 205 subclass 114]

114

Uniting two separate solid materials:

This subclass is indented under subclass 80. Subject matter wherein the electrolytic coating is used to unite distinct articles or parts of an article one to another.

SEE OR SEARCH CLASS:

29,	Metal Working, subclasses 592+ for miscellaneous process of manufacture, assembly and disassembly; subclasses 424, 458+, 460, and 527.1+ for processes of coating combined with assembly and/or metal working steps.
228,	Metal Fusion Bonding, appropriate subclasses for the process of uniting surfaces by a metallurgical bond.

115	Repairing:
	This subclass is indented under subclass 80. Subject matter wherein the electrolytic coating is used to restore a previously worn or degraded coating (e.g., worn bearing surfaces, etc.). SEE OR SEARCH CL