Subclass |
| Title |
ClassTitle
|
| ===>
MINERAL OILS: PROCESSES AND PRODUCTS
|
| | |
1 | | SYNTHETIC DRYING OILS |
2 | | PHENOLIC OR TOXIC OILS |
3 | | OXIDATION OF MINERAL OILS |
4 | | . To form asphalts, tars or pitches |
5 | | . . In presence of soild contact material |
6 | | . . Tar, pitch, or asphalt feed |
7 | | . With cracking |
390 | | TAR SAND TREATMENT WITH LIQUID |
391 | | . Inorganic (only) liquid |
400 | | BY TREATMENT OF SOLID MINERAL, E.G., COAL LIQUEFACTION, ETC. |
401 | | . Including a test or measurement |
402 | | . Using electrical, magnetic or wave energy |
403 | | . Chemical modification of solids before hydrogenation |
404 | | . Using molten additive, e.g., heat carrier, etc. |
405 | | . . Molten catalyst |
406 | | . . . Halide-containing |
407 | | . Specified agitation or circulation in gas contact zone |
408 | | . . Gas includes hydrogen |
409 | | . . Vertical gas upflow, e.g., fluidization, etc. |
410 | | . . . Using solid heat carrier |
411 | | . . Using solid heat carrier |
412 | | . Plural hydrogenation steps |
413 | | . . Solid catalyst in at least one step |
414 | | . With hydrogen production from water |
415 | | . Including contact of feed with liquid produced in the process, i.e., recycle |
416 | | . . With discrete hydrogenation of recycle stream |
417 | | . . Recycle of bottoms (resid) |
418 | | . . Including contact with hydrogen gas |
419 | | . Using specifically added catalyst during hydrogenation |
420 | | . . Dissolved or suspended-thermally-decomposable catalyst, component or precursor |
421 | | . . Containing Group VI transition metal |
422 | | . . . And Group VIII metal |
423 | | . . Containing Group VIII metal |
424 | | . Specified procedure to improve separation of solids from liquid product |
425 | | . . Including centrifugation, filtering, flotation or vibration |
426 | | . Including agglomeration, comminution or size-classification of solids |
427 | | . Including burning of feed or product |
428 | | . Including contact with extraneous additive other than hydrogen, e.g., solvent, etc. |
429 | | . . Distinct addition zones |
430 | | . . Contact with additive, followed by chemical conversion |
431 | | . . Specified hydrogen-donor solvent |
432 | | . . With specified circulation procedure in contact zone |
433 | | . . Simultaneous treatment with gaseous additive and liquid solvent |
434 | | . . Additive is petroleum or fraction from petroleum refining |
435 | | . . Additive is specified catalyst or liquid solvent or dispersant |
12 | | COLORNG TREATMENTS (INCLUDES FLUORESCENCE) |
13 | | TREATMENT OF REFINING SLUDGE |
14 | | PRODUCTS AND COMPOSITIONS |
15 | | . Fuels |
16 | | . . Gasolines |
17 | | . . . Admixtures |
18 | | . Lubricating oils |
19 | | . . Admixtures |
20 | | . Waxes |
21 | | . . Admixtures |
22 | | . Asphalts, tars, pitches and resins |
23 | | . . Admixtures |
24 | | PARAFFIN WAX; TREATMENT OR RECOVERY |
25 | | . With ureas |
26 | | . With sorption agents |
27 | | . Chemical treatment (refining or modification except mere solvent extraction) |
28 | | . Separation of paraffin from oil (e.g., dewaxing) |
29 | | . . Emulsion dewaxing |
30 | | . . Separation of residual oil from wax (i.e., deoiling) |
31 | | . . . With solvent |
32 | | . . . Sweating |
33 | | . . Solvent dewaxing |
34 | | . . . With deasphalting treatment |
35 | | . . . With chilling by evaporation of solvent |
36 | | . . . With nondewaxing solvent extraction of oil |
37 | | . . Chilling |
38 | | . . . With filtering |
39 | | ASPHALTS, TARS, PITCHES AND RESINS; MAKING, TREATING AND RECOVERY |
40 | | . By chemical conversion of oil |
41 | | . By distillation |
42 | | . . Tar feed |
43 | | . . . By contact with hot gases |
44 | | . Chemical modification of asphalt, tar, pitch or resin |
45 | | . Solvent extraction |
46 | | CHEMICAL CONVERSION OF HYDROCARBONS |
47 | | . With prevention of corrosion or erosion in system |
48R | | . With prevention or removal of deleterious carbon accumulations or equipment |
48Q | | . . Quench |
48AA | | . . Antifoulant additive |
49 | | . Plural serial stages of chemical conversion |
50 | | . . Coking in at least one stage |
51 | | . . . With reforming |
52R | | . . . With both catalytic and thermal cracking |
52CT | | . . . . Catalyst treatment to remove metal contaminants |
53 | | . . . First stage is coking |
54 | | . . . . Second stage is cracking |
55 | | . . . . . Catalytic cracking |
56 | | . . Hydrogen donor diluent cyclic processes |
57 | | . . First stage is an hydrogenation (saturation) |
58 | | . . First stage is hydrocracking (includes hydro-desulfurization under cracking conditions) |
59 | | . . . Hydrocracking in all stages |
60 | | . . . With subsequent reforming |
61 | | . . . With subsequent thermal or catalytic cracking |
62 | | . . First stage is reforming |
63 | | . . . Reforming in all stages |
64 | | . . . . Catalyst in at least one stage |
65 | | . . . . . Noble metal containing catalyst |
66 | | . . . Catalytic |
67 | | . . First stage is thermal or catalytic cracking |
68 | | . . . With subsequent hydrocracking |
69 | | . . . With subsequent reforming |
70 | | . . . . Catalytic reforming |
71 | | . . . With subsequent polymerization |
72 | | . . . Cracking in all stages |
73 | | . . . . Catalyst in at least one stage |
74 | | . . . . . Catalyst in multiple stages |
75 | | . . . . With cracking of total product from first stage |
76 | | . . . . With cracking of the first stage bottoms |
77 | | . . . . With cracking of the first stage intermediate fraction |
78 | | . Plural parallel stages of chemical conversion |
79 | | . . At least one stage is reforming |
80 | | . . Split feed |
81 | | . With contacting vapor porducts with liquid feed (i.e., product scrubbing and feed stripping) |
82 | | . . Only selected fractions of product or feed are contacted |
83 | | . . With subsequent fractionation |
84 | | . . With added material (to scrubbing-stripping stage) |
85 | | . With preliminary treatment of feed |
86 | | . . Deasphalting |
87 | | . . Solvent extraction |
88 | | . . Refining |
89 | | . . . With hydrogen |
90 | | . . . With acids |
91 | | . . . With solid absorbents |
92 | | . . Distillation |
93 | | . . . With blending of products of distillation with each other or with converted products |
94 | | . . . Plural stages of distillation |
95 | | . With subsequent treatment of products |
96 | | . . Solvent extraction |
97 | | . . Refining |
98 | | . . . With acids |
99 | | . . . With solid adsorbents |
100 | | . . Separation of vapors and liquid products |
101 | | . . . With absorption with liquid |
102 | | . . . With additional separation of liquid products from primary separation zone |
103 | | . . . With additional separation of vapor products |
104 | | . . . . With distillation of second stage liquid |
105 | | . . . . With condensation of second stage vapors |
106 | | . Cracking |
107 | | . . Hydrogenative |
108 | | . . . Catalytic |
109 | | . . . . Silica or silicate containing catalyst |
110 | | . . . . . With metal or metal oxide |
111.01 | | . . . . . . With group III metal, rare earth metal, or metal oxide (i.e., Sc, Y, Al, Ga, ln, Tl, metal of atomic number 57-71, or oxide thereof) |
111.05 | | . . . . . . . With group VII metal or metal oxide (i.e., Mn, Tc, Re, or oxide thereof) |
111.1 | | . . . . . . . With group IV metal or metal oxide (i.e., Ti, Zr, Hf, Ge, Sn, Pb, or oxide thereof) |
111.15 | | . . . . . . . With group I metal or metal oxide (i.e., alkali metal, Ag, Au, Cu, or oxide thereof) |
111.2 | | . . . . . . . With group V metal or metal oxide (i.e., V, Nb, Ta, As, Sb, Bi, or oxide thereof) |
111.25 | | . . . . . . . With group II metal or metal oxide (i.e., alkaline earth metal, Be, Mg, Zn, Cd, Hg, or oxide thereof) |
111.3 | | . . . . . . . With group VI metal or metal oxide (i.e., Cr, Mo, W, Po, or oxide thereof) |
111.35 | | . . . . . . . With group VIII metal or metal oxide (i.e., iron, or platinum group metal, or oxide thereof) |
112 | | . . . . Metal or metal oxide catalyst |
113 | | . . Catalytic |
114 | | . . . Phosphorus, boron or nitrogen containing catalyst |
115 | | . . . Halogen containing catalyst |
116 | | . . . . Metal halide |
117 | | . . . . . Group III metal halide |
118 | | . . . Silica or silicate containing catalyst |
119 | | . . . . With metal or metal oxide |
120.01 | | . . . . . With group III metal, rare earth metal, or metal oxide (i.e., Sc, Y, Al, Ga, In, Tl, metal of atomic number 57-71 or oxide thereof) |
120.05 | | . . . . . . With group VII metal or metal oxide (i.e., Mn, Tc, Re, or oxide thereof) |
120.1 | | . . . . . . With group IV metal or metal oxide (i.e., Ti, Zr, Hf, Ge, Sn, Pb, or oxide thereof) |
120.15 | | . . . . . . With group I metal or metal oxide (i.e., alkali metal, Ag, Au, Cu, or oxide thereof) |
120.2 | | . . . . . . With group V metal or metal oxide (i.e., V, Nb, Ta, As, Sb, Bi, or oxide thereof) |
120.25 | | . . . . . . With group II metal or metal oxide (i.e., alkaline earth metal, Be, Mg, Zn, Cd, Hg, or oxide thereof) |
120.3 | | . . . . . . With group VI metal or metal oxide (i.e., Cr, Mo, W, Po, or oxide thereof) |
120.35 | | . . . . . . With group VIII metal or metal oxide (i.e., iron or platinum group metal, or oxide thereof) |
121 | | . . . Metal or metal oxide containing catalyst |
122 | | . . . . Group III metal or oxide |
123 | | . . . . . With Group VI metal or oxide |
124 | | . . . . . With Group VIII metal or oxide |
125 | | . . With nonreactive material |
126 | | . . . Solids |
127 | | . . . . Suspension system |
128 | | . . . Vapors |
129 | | . . . . Combustion gases |
130 | | . . . . Steam |
131 | | . . Soaking |
132 | | . . With heating in tubular confined stream |
133 | | . Reforming (includes dehydrogenation, isomerization, cyclization, aromatization, alkylation, dealkylation reactions) |
134 | | . . Catalytic |
135 | | . . . With Group III metal or metal oxide containing catalyst |
136 | | . . . . With Group VI metal or metal oxide |
137 | | . . . . With Group VIII metal or metal oxide |
138 | | . . . . . Noble metal or oxide thereof |
139 | | . . . . . . With halogen containing additive |
140 | | . . . . . . With recovery or reactivation of catalyst |
141 | | . . . Feed of specific composition |
142 | | . Hydrogenation (saturation) |
143 | | . . Catalytic |
144 | | . . . Feed of specific composition |
145 | | . . . . With added source of hydrogen (includes hydrogen donor) |
146 | | . Solids contacting and mixing |
147 | | . . Separate contiguous, dissimilar function, contacting zones |
148 | | . . Combined gravitating bed and suspension zones |
149 | | . . Solids of dissimilar composition |
150 | | . . Purging |
151 | | . . . Plural stages |
152 | | . . Solids replenishment, or selective discard |
153 | | . . Suspension system |
154 | | . . . Start-up and shut down procedures |
155 | | . . . Plural zones of similar function |
156 | | . . . . Solids and contacting fluids are both in series |
157 | | . . . Liquid feed |
158 | | . . . With augmented turbulence (in addition to normal mixing in bed) |
159 | | . . . With temperature regulation |
160 | | . . . . By solids circulation to external heat exchange and return to same zone |
161 | | . . . Separation of entrained fines from effluents |
162 | | . . . . In presence of a liquid |
163 | | . . . Fluidized dense bed |
164 | | . . . . Solids transferring |
165 | | . . Gravitating compact beds |
166 | | . . . Liquid feeding |
167 | | . . . . Solids curtain type |
168 | | . . . Solids-vapor disengagement |
169 | | . . . Plural zones of similar function (same chamber) |
170 | | . . . Size stratification prevention |
171 | | . . . Uniform solids withdrawal |
172 | | . . . Preheating or quenching with solids |
173 | | . . . Solids transferring |
174 | | . . . . By pneumatic lifting |
175 | | . . . . . Compact type |
176 | | . . Solids moving processes |
177 | | REFINING |
178 | | . With reagent feed control |
179 | | . Purifying used oil |
180 | | . . With added organic material |
181 | | . . Plural treating agents (sequential or simultaneous) |
182 | | . . . One is a solid contact material |
183 | | . . . . With acid or alkali |
184 | | . . Distillation or degassing |
185 | | . . . With gaseous treating agent |
186 | | . . . With solid-liquid separation |
187 | | . Water removal (dehydration) |
188 | | . . With treating agent |
189 | | . Sweetening |
190 | | . . With hypochlorites |
191 | | . . With copper compounds |
192 | | . . . With preliminary treatment of oil |
193 | | . . . With subsequent treatment of the sweet oil |
194 | | . . . . Separation or recovery of copper compound |
195 | | . . . Copper chloride and free oxygen containing gas |
196 | | . . With peroxides |
197 | | . . With lead compounds |
198 | | . . . Lead sulfide |
199 | | . . . Sodium plumbite |
200 | | . . . . With preliminary treatment of the oil |
201 | | . . . . With subsequent treatment of the sweet oil |
202 | | . . . . . Organic treating agent |
203 | | . . With alkali metal hydroxide or carbonate |
204 | | . . . With added oxygen containing organic compound |
205 | | . . . . Acyclic alcohol |
206 | | . . . With added nitrogen containing compound |
207 | | . . Nitrogen containing compound |
208R | | . Sulfur removal (free or combined sulfur) |
209 | | . . With hydrogen |
210 | | . . . Plural stage treatments with hydrogen |
211 | | . . . With preliminary treatment of feed |
212 | | . . . With subsequent treatment of product |
213 | | . . . With solid catalyst or absorbent |
214 | | . . . . With hydrogen yielding material (H donor) |
215 | | . . . . With heavy metal sulfide |
216R | | . . . . With group VI metal or compound |
216PP | | . . . . . With specific porosity or pore volume |
217 | | . . . . With Group VIII metal or compound |
218 | | . . Split treatment |
219 | | . . With acids |
220 | | . . . Plural stages of sulfur removal |
221 | | . . . With preliminary treatment of feed |
222 | | . . . With subsequent treatment of product |
223 | | . . . Inorganic acid |
224 | | . . . . Sulfuric acid |
225 | | . . . . Hydrochloric acid |
226 | | . . With alkali or alkali earth metal compound (except clays) |
227 | | . . . Plural stages of sulfur removal |
228 | | . . . With preliminary treatment of feed |
229 | | . . . With subsequent treatment of product |
230 | | . . . Alkali metal compound |
231 | | . . . . With added oxygen containing organic compound |
232 | | . . . . . Alcohol containing |
233 | | . . . . . . With other organic compound |
234 | | . . . . . With regeneration of treating agent |
235 | | . . . . With regeneration of treating agent |
236 | | . . With nitrogen containing treating reagent |
237 | | . . With organic reagent |
238 | | . . . Hydrocarbon containing |
239 | | . . . Heavy metal soap containing |
240 | | . . . Oxygen containing |
241 | | . . With free halogen or nonmetal halide containing reagent |
242 | | . . With sulfur oxides |
243 | | . . With Group VI metal or compound |
244 | | . . With Group VIII metal or compound |
245 | | . . With silicon or compound thereof |
246 | | . . With Group IB metal or compound |
247 | | . . With Group IIB metal or compound |
248 | | . . With Group III metal or compound |
249 | | . . With Group IV, V, VII metal or compound |
250 | | . . Solids contacting and mixing |
208M | | . . Using free alkali metal |
251R | | . Metal contaminant removal |
252 | | . . With acid |
253 | | . . With metal or metal compound |
251H | | . . Employing hydrogen |
254R | | . Nitrogen contaminant removal |
254H | | . . Employing hydrogen |
255 | | . Gum or gum former removal |
256 | | . . With acid |
257 | | . . With metal or metal compound |
258 | | . . . Alkali metal |
259 | | . . . Alkali or alkali earth metal compound (except clays) |
260 | | . . . Clay type or alumina |
261 | | . . . . Vapor phase treatment |
262.1 | | . Halogen contaminant removal |
262.5 | | . . Polychorinated biphenyl (PCB) |
263 | | . Organic acid or phenol contaminant removal |
264 | | . With hydrogen |
265 | | . With acids |
266 | | . . Sulfuric acid |
267 | | . . . With fluid rotation or agitation |
268 | | . . . White oil making |
269 | | . . . Split treatment |
270 | | . . . Plural stages of acid treatment |
271 | | . . . With preliminary treatment of the oil |
272 | | . . . . Fractionation |
273 | | . . . With subsequent treatment of the oil |
274 | | . . . . Organic treating agent |
275 | | . . . . Solid absorbent |
276 | | . . . With nonwater additive |
277 | | . . . . Organic compound |
278 | | . . . . Solid contact material |
279 | | . . Phosphorus containing acid |
280 | | . . Halogen containing acid |
281 | | . . . Hydrochloric acid |
282 | | . . Organic acid |
283 | | . With alkali or alkali earth metal compound (except clays) |
284 | | . . Alkali metal compound |
285 | | . . . With preliminary treatment of the oil |
286 | | . . . With subsequent treatment of the oil |
287 | | . . . With solid carrier |
288 | | . . . With added material |
289 | | . With nitrogen containing compound |
290 | | . With organic compound |
291 | | . . Oxygen containing |
292 | | . With boron, phosphorus, arsenic, antimony or bismuth containing treating agent |
293 | | . With sulfur containing treating agent |
294 | | . With free metal |
295 | | . With Group IV, V, VI, VII or VIII metal compound |
296 | | . With Group IB or IIB metal compound |
297 | | . With Group III metal compound (except clays) |
298 | | . With liquid treating agent (includes slurries of solids) |
299 | | . With solid catalyst or absorbent |
300 | | . . Of particular physical shape or structure |
301 | | . . With preliminary treatment of the oil |
302 | | . . With subsequent treatment of the oil |
303 | | . . Plural treating stages |
304 | | . . Processes including downward movement of particles |
305 | | . . Solids rehabilitation |
306 | | . . Composite or plural treating agents |
307 | | . . Silicon or carbon containing treating agent |
308 | | FRACTIONATION |
309 | | . Deasphalting |
310R | | . Adsorption |
310Z | | . . Zeolite adsorbent |
311 | | . Liquid extraction with solvents |
312 | | . . With blending of separated fractions with each other or with feed |
313 | | . . Extractive distillation |
314 | | . . Plural stages with different oil miscible solvents |
315 | | . . . With recycle of product of later extraction to earlier extraction stage |
316 | | . . . Difference is mere change in proportions of solvents |
317 | | . . Counter current multistage extraction |
318 | | . . With recycle of oil |
319 | | . . With pressure variation |
320 | | . . With temperature gradient in extraction zone or between extraction zones |
321 | | . . With solvent rehabilitation |
322 | | . . Organic solvent containing |
323 | | . . . With added solvent or solvent modifier |
324 | | . . . . Inorganic |
325 | | . . . Heterocyclic |
326 | | . . . . Hetero-N-containing |
327 | | . . . . Furfural and derivatives |
328 | | . . . Nonoxo carbonylic |
329 | | . . . . Carboxylic esters |
330 | | . . . Nitrogen-containing solvent |
331 | | . . . . Amino compound |
332 | | . . . Oxo compound containing |
333 | | . . . Oxy compound |
334 | | . . . . Ethers |
335 | | . . . . Aromatic |
336 | | . . . Halogen containing |
337 | | . . . Hydrocarbon |
338 | | . . Liquid sulfur dioxide |
339 | | . . Liquid-liquid contacting |
340 | | . Recovery of mineral oil from natural or converted gases |
341 | | . . By absorption and vaporization |
342 | | . . . With fractional condensation prior to absorption |
343 | | . . . Indirect heat exchange between lean and rich absorbent |
344 | | . . . Plural absorption stages |
345 | | . . . . At least one stage is under pressure |
346 | | . . . Absorption stage is under pressure |
347 | | . Distillation |
348 | | . . With nonvapor compound added prior to or during vaporization |
349 | | . . With nonvaporization treatment of liquid condensate or residue |
350 | | . . Rectification |
351 | | . . . C1-C4 alkane removal |
352 | | . . . Flash vaporizaton |
353 | | . . . With heat recovery by indirect heat exchange |
354 | | . . . Plural or combined with additional distillation |
355 | | . . . . With product recycle between distillation zones |
356 | | . . . With added gas or vapor (e.g., steam) |
357 | | . . . Vacuum or pressure |
358 | | . . . With liquid product recycle to rectification zone |
359 | | . . Spraying |
360 | | . . Filming |
361 | | . . Flash vaporization |
362 | | . . With added gas or vapor |
363 | | . . . Steam |
364 | | . . Plural stages of vaporization |
365 | | . . . With heat recovery by indirect heat exchange |
366 | | . . Vacuum or pressure |
367 | | . . With agitation of distilland |
368 | | . . Condensatin by direct heat exchange |
369 | | . . Volatile treatment other than condensation |
370 | | MISCELLANEOUS |
| | ****************************** |
| | CROSS-REFERENCE ART COLLECTIONS |
| | ****************************** |
950 | | PROCESSING OF "FISCHER-TROPSCH" CRUDE |
951 | | SOLID FEED TREATMENT WITH A GAS OTHER THAN AIR, HYDROGEN OR STEAM |
952 | | SOLID FEED TREATMENT UNDER SUPERCRITICAL CONDITIONS |
| | ****************************** |
| | DIGESTS |
| | ****************************** |
DIG 1 | | Automatic control |
DIG 2 | | Molecular sieve |