CLASS 71, CHEMISTRY: FERTILIZERS |
1 | PROCESSES AND PRODUCTS: |
This subclass is indented under the class definition. All processes and products which are not provided for in
the following subclasses.
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5 | . For mushrooms: |
This subclass is indented under subclass 1. Products of special value in the cultivation of fungi, such
as mushrooms, and processes of making them.
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6 | . Bacterial: |
This subclass is indented under subclass 1. This subclass and those indented hereunder include fertilizer products and the methods of making them, which involve the use and action of enzymes or bacteria. | |
7 | .. Nitrogen fixing or nitrifying: |
This subclass is indented under subclass 6. Methods and compositions where nitrogen fixing or nitrifying bacteria is utilized. | |
8 | .. Fermentation: |
This subclass is indented under subclass 6. Processes directed to autogenous fermentation or decomposition and the products of such processes. | |
9 | ... Aerobic: |
This subclass is indented under subclass 8. Processes and compositions where the fermentation is aerobic.
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10 | ... Anaerobic: |
This subclass is indented under subclass 8. Processes and compositions where the fermentation is anaerobic.
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11 | . Organic material-containing: |
This subclass is indented under subclass 1. Methods of making organic containing fertilizers and corresponding products. In this subclass inorganic values may or may not be included. | |
12 | .. From sewage or night soil: |
This subclass is indented under subclass 11. Processes of preparing fertilizer from sewage or night soil,
and the corresponding products.
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13 | ... With other organic material: |
This subclass is indented under subclass 12. Patents in which other organic substances of fertilizer value are included. If such added organic values are hereinbelow listed, they are cross-referenced below. | |
14 | .. From garbage: |
This subclass is indented under subclass 11. Processes of preparing fertilizer from garbage and corresponding products. If other organic values, such as those listed below, are present, they are cross-referenced below. | |
15 | .. From animal matter: |
This subclass is indented under subclass 11. Processes for preparing fertilizer and corresponding products,
not hereinabove classified, which include animal matter not listed
among any of the indented types below or which include a plurality
of the said indented types.
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16 | ... Marine animals: |
This subclass is indented under subclass 15. Inventions in which the marine animal matter is the only type of animal matter present; other organic fertilizer values, except other animal derivatives, such as are classified below, may also be included. | |
17 | ... Blood: |
This subclass is indented under subclass 15. Animal matter from blood is the only type of animal matter present; other organic fertilizer values, except other animal derivatives such as are classified below may also be included. | |
18 | ... Horn, hair, feathers, wool, leather, etc.: |
This subclass is indented under subclass 15. and including animal matter derived from horn, hair, feathers, wool, leather, etc.; other organic fertilizer values except other animal derivatives such as are classified below, may also be included. | |
19 | ... Bone: |
This subclass is indented under subclass 15. and including animal matter derived from bone as the only type of animal matter present. | |
20 | .... With other organic matter: |
This subclass is indented under subclass 19. Processes and products which include other organic fertilizer values except other animal derivatives such as are classified below. | |
21 | ... Guano, stable manure, etc.: |
This subclass is indented under subclass 15. and including guano and animal excretions, generally, as the only types of animal matter present. Other organic fertilizer values, except animal matter such as classified below, may also be present. | |
22 | ... With other organic material: |
This subclass is indented under subclass 15. Processes and products which include other organic values
such as are classified hereinbelow.
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23 | .. From vegetation: |
This subclass is indented under subclass 11. Processes and products, of preparing fertilizers from vegetable material; other organic values such as classified hereinbelow may also be present. | |
24 | ... Peat, humus material, coal, etc.: |
This subclass is indented under subclass 23. Processes and products which include humus material, peat, lignite, coal and carbon. Other organic fertilizer values classifiable below may also be present. | |
25 | .. From industrial wastes: |
This subclass is indented under subclass 11. Processes and products which include industrial wastes.
Industrial wastes, within the meaning of this subclass, include
ashes, cinders, paper, flue dust, waste liquors from paper manufacture,
tanning liquors, corn steep liquors, gas liquor, etc.; in brief,
any substance of organic origin ordinarily considered a waste material
resulting from an industrial process and not provided for above.
Other organic fertilizer values, such as classified hereinbelow, may
also be present.
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26 | ... Sugar or distillery: |
This subclass is indented under subclass 25. Processes and products in which the industrial waste is from sugar manufacture or distillery wastes. The use of sugar is also included. Other organic fertilizer values, such as classified hereinbelow or not otherwise provided for, may also be included. | |
27 | .. From synthetic material: |
This subclass is indented under subclass 11. Processes which include preparing synthetic organic fertilizers
and the corresponding products.
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28 | ... Urea and its derivatives: |
This subclass is indented under subclass 27. Processes in which the organic fertilizer contains urea or one of its derivatives, and corresponding products. | |
29 | .... With phosphorus-containing substances: |
This subclass is indented under subclass 28. Processes and products which include inorganic P containing substances, such as phosphates. | |
30 | .... With nitrogen-containing substances: |
This subclass is indented under subclass 28. Processes or products which include inorganic N containing substances, other than NH4, such as nitrates. Thus, fertilizers containing urea admixed with a nitrate and urea nitrate both belong in this subclass. | |
31 | . Inorganic material: |
This subclass is indented under subclass 1. Methods of making fertilizer containing only inorganic materials and the corresponding products, when not provided for in any of the indented subclasses. | |
32 | .. Phosphorus-containing: |
This subclass is indented under subclass 31. Methods and products in which the fertilizer contains P. | |
33 | ... Phosphates: |
This subclass is indented under subclass 32. Methods directed to the preparation of inorganic fertilizers
containing phosphates.
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34 | .... Alkali metal and ammonium only: |
This subclass is indented under subclass 33. Methods directed to the preparation of inorganic fertilizers containing alkali metal or ammonium phosphates as the only phosphates present. | |
35 | ..... Nitrogen-containing: |
This subclass is indented under subclass 34. Processes, which also include inorganic N containing values, other than NH4. | |
36 | ..... Alkali metal- and ammonium-containing: |
This subclass is indented under subclass 34. Processes, which include an added inorganic alkali metal or ammonium compound. | |
37 | .... Acid treatment: |
This subclass is indented under subclass 33. Methods of preparing phosphatic fertilizers where the starting
materials are treated with an acid or a mixture of acids.
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38 | ..... Gaseous: |
This subclass is indented under subclass 37. Processes wherein the acid is supplied in the gaseous state. | |
39 | ..... Nitric and hydrochloric: |
This subclass is indented under subclass 37. Processes wherein the acid supplied is HNO3 or HCl mixed
in the liquid state.
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40 | ..... Sulfuric acid: |
This subclass is indented under subclass 37. Processes wherein the acid used in H2SO4.
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41 | ..... Acids of phosphorus: |
This subclass is indented under subclass 37. Processes wherein the acid used is an acid of phosphorus.
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42 | .... Alkaline treatment: |
This subclass is indented under subclass 33. Methods of preparing phosphate containing fertilizers wherein
the starting materials are treated with a distinctly alkaline substance
such as the alkali metal oxides, hydroxides and carbonates or the
alkaline earth metal oxides or hydroxides.
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43 | .... Neutralization: |
This subclass is indented under subclass 33. Methods directed to the neutralization of an acidic or basic material by treatment with a reagent which will accomplish the neutralization. | |
44 | .... Heat-treatment: |
This subclass is indented under subclass 33. Methods of preparing phosphate containing fertilizers wherein the raw materials are subjected to a heat treatment, usually a high temperature heat treatment which is the essential or dominating feature of the process. Thus, the heat treatment of phosphate rock alone or in the presence of an inorganic substance at white, red or fusion heat temperatures, belongs here, irrespective of whether or not the substance is distinctly alkaline. | |
45 | ..... Alkali metal and silicon values: |
This subclass is indented under subclass 44. Processes wherein both alkali metal and silicon values are present at some stage of the process; other inorganic compounds may also be present. The preponderance of patents in this subclass apply the heat treatment in the presence of the alkali metal and silicon values. | |
46 | ..... Alkali metal values: |
This subclass is indented under subclass 45. Processes wherein Si values are not present. | |
47 | ..... Carbonates, oxides, sulfates, silicon, and halides: |
This subclass is indented under subclass 44. Processes wherein carbonates, oxides, sulphates, halides or silicon values, one or more, are present at some stage of the process. As in the preceding heat treatment subclasses, the added values are ordinarily present during the heat treatment. | |
48 | .... Products: |
This subclass is indented under subclass 33. This subclass includes all patents directed to a phosphate containing fertilizer. | |
49 | ..... Nitrogen-containing: |
This subclass is indented under subclass 48. Products which contain also inorganic N values, other than
or in addition to NH4.
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50 | ...... Nitrates: |
This subclass is indented under subclass 42. Products which contain also inorganic nitrates.
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51 | ..... Alkali metal- and ammonium-containing: |
This subclass is indented under subclass 48. Products which contain also inorganic alkali metal or ammonium
compounds.
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52 | ..... Silicon-containing: |
This subclass is indented under subclass 48. Products which contain also inorganic silicon values.
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53 | ..... Containing carbonates, oxides, sulfates, or halides: |
This subclass is indented under subclass 48. Products which contain also inorganic carbonates, oxides,
sulphates, or halides, not hereinabove provided for.
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54 | .. Nitrogen-containing (except ammonium): |
This subclass is indented under subclass 31. Methods directed to the preparation of inorganic fertilizers containing N values other than or in addition to NH4 and products corresponding to these methods. | |
55 | ... Cyanamide: |
This subclass is indented under subclass 54. Methods and products in which the N value is a cyanamide or a derivative thereof. | |
56 | .... Nitrogen-containing (except ammonium): |
This subclass is indented under subclass 55. Methods and products which include in addition to cyanamide another inorganic N value (except NH4 values only), such as nitrates. | |
57 | .... Alkali metal or ammonium-containing: |
This subclass is indented under subclass 55. Methods and products which include in addition to cyanamide, inorganic alkali metal or ammonium values. | |
58 | ... Nitrates: |
This subclass is indented under subclass 54. Processes directed to the preparation of an inorganic fertilizer containing nitrates and corresponding products. | |
59 | .... With alkali metal or ammonium compound: |
This subclass is indented under subclass 58. Processes and products which include, additionally, alkali metal or ammonium values. | |
60 | .... With carbonates, oxides, sulfates, or halides: |
This subclass is indented under subclass 58. Processes and products which include, additionally, carbonates, oxides, sulphates or halides, one or more. | |
61 | .. Alkali metal or ammonium: |
This subclass is indented under subclass 31. Processes and products directed to the preparation of inorganic fertilizers containing alkali metal or ammonium values. | |
62 | .. Silicon-containing: |
This subclass is indented under subclass 31. Processes and products directed to the preparation of inorganic fertilizers containing Si values; slags not provided for above are herein classified. | |
63 | .. Carbonates, oxides, sulfates, halides, etc.: |
This subclass is indented under subclass 31. Processes and products directed to the preparation of inorganic fertilizers containing carbonates, oxides, sulphates or halides; shells, such as oyster shells, are herein classified. | |
64.01 | . Forms or conditioning: |
This subclass is indented under subclass 1. Processes not hereinabove provided for, directed to the
preparation of fertilizers in commercial forms.
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64.02 | .. Coating and granulating: |
This subclass is indented under subclass 64.01. Subject matter including the steps of covering and making
the material finer or vice versa.
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64.03 | .. Granulating: |
This subclass is indented under subclass 64.01. Subject matter for forming the material into granules or grains. | |
64.04 | ... By comminuting: |
This subclass is indented under subclass 64.03. Subject matter wherein the material is broken into small pieces. | |
64.05 | ... By agglomerating: |
This subclass is indented under subclass 64.03. Subject matter wherein the material is collected or gathered into a mass, e.g., formed into increasing larger balls as by rolling, etc. | |
64.06 | ... By fluid contact: |
This subclass is indented under subclass 64.03. Subject matter wherein the material is formed into particles upon being contacted by a gas or liquid. | |
64.07 | .. Coating: |
This subclass is indented under subclass 64.01. Subject matter wherein the material is covered with a material. | |
64.08 | .. Slurry or suspension: |
This subclass is indented under subclass 64.01. Subject matter wherein the material is in the form of a slurry, i.e., a thin watery mixture of a fine insoluble material or a suspension or a condition of a substance whose particles are dispersed through a fluid but not dissolved in it. | |
64.09 | .. Gel: |
This subclass is indented under subclass 64.01. Subject matter wherein the material is in the form of a
gel, i.e., a jellylike substance formed by coagulation of a colloidal
solution into a solid phase.
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64.1 | .. Liquid: |
This subclass is indented under subclass 64.01. Subject matter wherein the material is in the form of a nongaseous fluid. | |
64.11 | .. Controlled release: |
This subclass is indented under subclass 64.01. Subject matter wherein the material is released to the environment
in which it is placed in a regulated manner.
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64.12 | .. Anticaking: |
This subclass is indented under subclass 64.01. Subject matter wherein the material is treated to prevent
it from clumping, sticking together, etc.
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64.13 | .. Forms having structure, e.g., particle size, dimensions, etc.: |
This subclass is indented under subclass 64.01. Subject matter which has structure (apparatus) or includes particle size, dimensions, etc., of the material. | |
900 | FOAMS: |
This subclass is indented under the class definition. Art collection involving the material in the form of a foamlike
matter.
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901 | REFUSE CONDITIONING: |
This subclass is indented under the class definition. Art collection involving the treatment of waste material to enhance its fertilizer value. | |
902 | NITRIFICATION INHIBITION: |
This subclass is indented under the class definition. Art collection involving the prevention of the nitrification or denitrification activity of growth media bacteria. | |
903 | SOIL CONDITIONER: |
This subclass is indented under the class definition. Art collection involving material having values which treat
the soil other than providing nutriments for plants.
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904 | CARRIER: |
This subclass is indented under the class definition. Art collection involving material which serves as a substrate for the plant nutriments. | |
FOR000 | CLASS-RELATED FOREIGN DOCUMENTS |
This subclass has no definition. | |
DIG2 | CHELATING AGENT |
This subclass has no definition. | |
DIG3 | DEFLUORINATION |
This subclass has no definition. | |
DIG4 | ANTI-CORROSION |
This subclass has no definition. | |