Subclass |
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ClassTitle
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GAS SEPARATION: PROCESSES
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1 | | WITH CONTROL RESPONSIVE TO SENSED CONDITION |
2 | | . Electric or electrostatic field (e.g., electrostatic precipitation, etc.) |
3 | | . . Concentration sensed |
4 | | . . Temperature sensed |
5 | | . . Sparking sensed |
6 | | . . Current sensed |
7 | | . . Voltage sensed |
8 | | . Concentration sensed |
9 | | . . pH sensed |
10 | | . . Humidity sensed |
11 | | . . Flow of fluid mixture to sorber stopped or diverted to other equipment, or sorbent regenerated |
12 | | . . Gas flow rate modified |
13 | | . . Sorbent flow rate modified |
14 | | . Temperature sensed |
15 | | . . And pressure sensed |
16 | | . . Modification of flow rate of liquid which is added to gas |
17 | | . . Cooling |
18 | | . . Heating |
19 | | . Pressure sensed |
20 | | . . Apparatus cleaned |
21 | | . . Sorbent regenerated |
22 | | . . Gas flow rate modified |
23 | | . Gas flow rate sensed |
24 | | . Liquid level sensed |
25 | | WITH RECORDING OR SIGNALING CONDITION |
26 | | WITH TIMING OF OPERATION |
27 | | MAGNETIZED PARTICLE BED |
28 | | MAGNETIC SEPARATION |
29 | | SOUND WAVES USED |
30 | | . Degasification of liquid |
31 | | DIFFERENCE IN MOLECULAR VELOCITY, DENSITY, OR MOMENTUM OF GASES USED |
32 | | . Passing gases through nozzle |
33 | | . . Directing gas streams toward one another |
34 | | . Centrifugal force |
35 | | . . Created by rotating equipment |
36 | | LIQUID-SOLID SLURRY USED |
37 | | . Organic compound removed from gas |
38 | | . Halogen containing compound removed from gas |
39 | | COMPRESSING AND INDIRECT COOLING OF GASEOUS FLUID MIXTURE TO SEPARATE |
40 | | . And use of heat absorbing agent |
41 | | . And solid sorption |
42 | | . And liquid contact (e.g., scrubbing, sorption, etc.) |
43 | | SELECTIVE DIFFUSION OF GASES |
44 | | . Selective diffusion of gases through immobilized liquid |
45 | | . Selective diffusion of gases through substantially solid barrier (e.g., semipermeable membrane, etc.) |
46 | | . . Degasification of liquid |
47 | | . . Nitrogen or nitrogen containing compound permeates barrier |
48 | | . . Halogen containing compound permeates barrier |
49 | | . . Sulfur containing compound permeates barrier |
50 | | . . Organic compound permeates barrier |
51 | | . . Carbon dioxide or carbon monoxide permeates barrier |
52 | | . . Water vapor permeates barrier |
53 | | . . Helium permeates barrier |
54 | | . . Oxygen permeates barrier |
55 | | . . Hydrogen permeates barrier |
56 | | . . . Elemental metal or alloy barrier |
57 | | ELECTRIC OR ELECTROSTATIC FIELD (E.G., ELECTROSTATIC PRECIPITATION, ETC.) |
58 | | . With addition of solid, gas, or vapor |
59 | | . . Electrode treating (e.g., coating, cleaning, etc.) |
60 | | . . Heating or cooling |
61 | | . . Solid is electrically conducting |
62 | | . . Agglomerating gas-borne particles |
63 | | . And nonelectrical separation of fluid mixture |
64 | | . . Liquid addition to gaseous fluid mixture |
65 | | . . . Liquid addition precedes electrical precipitation |
66 | | . . . . With heating or cooling |
67 | | . . By heating or cooling |
68 | | . . Including cleaning or regeneration of separating means (e.g., particulate bed filter, deflector, etc.) |
69 | | . . Distinct separation step precedes electric or electrostatic treatment |
70 | | . . Distinct separation step follows electric or electrostatic treatment |
71 | | . With addition of liquid to gaseous fluid mixture |
72 | | . . Vaporization of liquid |
73 | | . With heating or cooling |
74 | | . With cleaning of collector electrode |
75 | | . . By liquid flushing |
76 | | . . By scraping or vibrating |
77 | | . Continuously moving electrode |
78 | | . Including baffling, deflection, or restriction of gas flow |
79 | | . Plural separate stages or zones (e.g., separate ionization and collection regions, etc.) |
80 | | . . Pulsing or time-varying electric field (e.g., AC, pulsed DC, etc.) |
81 | | . Pulsing or time-varying electric field (e.g., AC, pulsed DC, etc.) |
82 | | CHROMATOGRAPHY |
83 | | . Liquid supported on surface of capillary column |
84 | | . Liquid supported on particulate packing |
85 | | . Including use of gas flow distributor in column |
86 | | . Plural separate columns |
87 | | . With heating or cooling |
88 | | . Specific column packing or sorbent material (e.g., particle size, composition, etc.) |
89 | | . Injection, per se, without separation |
90 | | SOLID SORPTION |
91 | | . Soluble or deliquescent material used |
92 | | . And liquid contact (e.g., scrubbing, sorption, etc.) |
93 | | . . Sweep gas used on solid sorbent |
94 | | . . And recycle or reuse of contact liquid for further contact |
95 | | . Including reduction of pressure |
96 | | . . Plural pressure varying steps (e.g., pressure swing adsorption, etc.) |
97 | | . . . Sweep gas used |
98 | | . . . . Feed gas or constituent thereof is sweep gas |
99 | | . . . . . With heating or cooling |
100 | | . . . . . Stepped pressure reduction |
101 | | . . . . . . Vacuum applied |
102 | | . . . . . Vacuum applied |
103 | | . . . Stepped pressure reduction |
104 | | . . Sweep gas used |
105 | | . . . Feed gas or constituent thereof is sweep gas |
106 | | . . With heating or cooling |
107 | | . Moving sorbent |
108 | | . . Fluidized bed |
109 | | . . . Having gravity flow of sorbent from zone to zone |
110 | | . . Gravity flow of sorbent from zone to zone |
111 | | . . . Sweep gas used |
112 | | . . . . Steam is sweep gas |
113 | | . . Rotating housing containing fixed sorbent or rotating plurality of housings |
114 | | . With plural indirect heat transfer steps on solid sorbent or gaseous fluid mixture or constituent thereof |
115 | | . . Heating and cooling |
116 | | . Inorganic gas or liquid particle sorbed (e.g., vapor, mist, etc.) |
117 | | . . Water sorbed |
118 | | . . . Plural separating treatments of gas by solid sorbent to remove water |
119 | | . . . . And regeneration of any solid sorbent |
120 | | . . . . . Heating or cooling |
121 | | . . . And regeneration of solid sorbent |
122 | | . . . . Sweep gas used |
123 | | . . . . . Hot sweep gas |
124 | | . . . . . . And cooling of sweep gas |
125 | | . . . . . . And cooling of solid sorbent |
126 | | . . . . By heating |
127 | | . . Noble gas sorbed |
128 | | . . Nitrogen containing compound sorbed |
129 | | . . . Nitrogen oxide sorbed |
130 | | . . Nitrogen sorbed |
131 | | . . Halogen or halogen containing compound sorbed |
132 | | . . . Chlorine or chlorine containing compound sorbed |
133 | | . . Metal or metal containing compound sorbed |
134 | | . . . Mercury sorbed |
135 | | . . Sulfur containing compound sorbed |
136 | | . . . Hydrogen sulfide sorbed |
137 | | . . . Sulfur dioxide or sulfur trioxide sorbed |
138 | | . . Oxygen or ozone sorbed |
139 | | . . Carbon dioxide sorbed |
140 | | . . Carbon monoxide sorbed |
141 | | . Organic gas or liquid particle sorbed (e.g., vapor, mist, etc.) |
142 | | . . Halogen containing compound sorbed (e.g., phosgene, etc.) |
143 | | . . Hydrocarbon sorbed |
144 | | . . . Alkene sorbed |
145 | | . . . Alkyne sorbed (e.g., acetylene, etc.) |
146 | | . . . Gasoline sorbed |
147 | | . . . Benzene ring containing compound sorbed |
148 | | . And regeneration |
149 | | LIQUID CONTACTING (E.G., SORPTION, SCRUBBING, ETC.) |
150 | | . Including foaming of liquid to aid in the separation |
151 | | . Mechanical agitation of liquid body to contact gaseous fluid mixture |
152 | | . Coagulating or flocculating agent |
153 | | . Hydrate inhibitor |
154 | | . Surfactant or wetting agent |
155 | | . Defoaming or antifoaming agent |
156 | | . And degasification of a liquid |
157 | | . . Defoaming |
158 | | . . Degasification step occurs first, with removed gas subsequently contacted by liquid |
159 | | . . By stripping with gas |
160 | | . . . And reduction of pressure (e.g., flashing, etc.) |
161 | | . . . . And heating |
162 | | . . . . . Steam is stripping gas |
163 | | . . . . Liquid recycled or reused |
164 | | . . . . Feed gas or constituent thereof is stripping gas |
165 | | . . . And heating |
166 | | . . . . Liquid recycled or reused |
167 | | . . . . Vaporized component of contact liquid is stripping gas |
168 | | . . . . Steam is stripping gas |
169 | | . . . Liquid recycled or reused |
170 | | . . . Air is stripping gas |
171 | | . . . Inert stripping gas |
172 | | . . By reduction of pressure (e.g., flashing, etc.) |
173 | | . . . And heating |
174 | | . . . . Liquid recycled or reused |
175 | | . . . Vacuum applied |
176 | | . . . Removed gas recycled |
177 | | . . . Liquid recycled or reused |
178 | | . . By heating |
179 | | . . . Liquid recycled or reused |
180 | | . . . . Liquid cooling step before being recycled |
181 | | . . . Sulfur compound removed |
182 | | . . . Halogen compound removed |
183 | | . . . Carbon dioxide removed |
184 | | . . . Organic compound removed |
185 | | . . By liquid flow modifying or mechanical agitating |
186 | | . . Liquid recycled or reused |
187 | | . And recycle or reuse of contact liquid for further contact |
188 | | . . After separation of liquid from contact liquid |
189 | | . . . And separation of solid from contact liquid |
190 | | . . . By liquid-liquid extraction or formation of azeotrope |
191 | | . . . By stripping with gas |
192 | | . . . By reduction of pressure (e.g., flashing, etc.) |
193 | | . . . By heating (e.g., fractional distillation, etc.) |
194 | | . . . . Indirect heat exchange |
195 | | . . After separation of solid from contact liquid |
196 | | . . . By filtration |
197 | | . . . By gravity separation |
198 | | . . And deflection to remove liquid particles from gas |
199 | | . . Liquid contact in plural serial stages |
200 | | . . . Removal of solid or liquid particles from gas |
201 | | . . . Reduction of pressure during liquid contact |
202 | | . . Removal of solid or liquid particles from gas |
203 | | . . Reduction of pressure |
204 | | . And recycle of gas for further contact |
205 | | . And separation of solid from contact liquid |
206 | | . And separation of liquid from contact liquid |
207 | | . . By stripping with gas |
208 | | . . By reduction of pressure (e.g., flashing, etc.) |
209 | | . . By heating (e.g., fractional distillation, etc.) |
210 | | . On surface extending mass |
211 | | . . Particulate media, fibrous media, or packing elements |
212 | | . . . And cleaning of particulate media, fibrous media, or packing elements |
213 | | . . Apertured partition member |
214 | | . And filtration of gas |
215 | | . . Including movement of filter |
216 | | . And deflection |
217 | | . . Liquid is in form of curtain |
218 | | . . Including movement of deflector |
219 | | . . Including rotation of liquid, gaseous fluid mixture, or gas-liquid mixture through 360 degrees in stationary apparatus |
220 | | . . . With heating or cooling |
221 | | . . Deflection in plural serial stages |
222 | | . . . Using diverse type deflectors |
223 | | . In plural serial stages |
224 | | . . Liquid sprays |
225 | | . . . With heating or cooling |
226 | | . Gaseous fluid mixture discharged against or beneath surface of liquid body |
227 | | . With heating |
228 | | . With cooling |
229 | | . . Cooling before liquid contacting |
230 | | . Inorganic gas, liquid particle, or solid particle sorbed (e.g., vapor, mist, dust, etc.) |
231 | | . . Water sorbed |
232 | | . . Nitrogen or nitrogen containing compound sorbed |
233 | | . . Halogen or halogen containing compound sorbed |
234 | | . . Metal or metal containing compound sorbed |
235 | | . . Sulfur or sulfur containing compound sorbed |
236 | | . . Carbon dioxide sorbed |
237 | | . Organic gas, liquid particle, or solid particle sorbed (e.g., vapor, mist, dust, etc.) |
238 | | . . Alkyne sorbed (e.g., acetylene, etc.) |
239 | | . . Cyclic compound sorbed |
240 | | . . Alkene sorbed |
241 | | DEGASIFICATION OF LIQUID |
242 | | . Defoaming |
243 | | . Plural successive degassing treatments |
244 | | . . Boiler feed water degassing |
245 | | . . By stripping with gas |
246 | | . . . And reduction of pressure (e.g., flashing, etc.) |
247 | | . . By reduction of pressure (e.g., flashing, etc.) |
248 | | . . . And liquid flow modifying or mechanical agitating |
249 | | . . . . And heating |
250 | | . . . And heating |
251 | | . . By heating |
252 | | . . . And liquid flow modifying or mechanical agitating |
253 | | . Emulsion breaking or multiple liquid separating |
254 | | . And subsequent handling of evolved gas, stripping gas, or residue liquid |
255 | | . . Evolved gas removed by sweep gas |
256 | | . . For indirect heat exchange |
257 | | . . . Gas condensed |
258 | | . . Gas recycled or further separated |
259 | | . . Liquid further separated |
260 | | . By liquid flow modifying or mechanical agitating |
261 | | . . Centrifugal force |
262 | | . . Impinging on baffle |
263 | | . By stripping with gas |
264 | | . . Steam is stripping gas |
265 | | . . Nitrogen is stripping gas |
266 | | . By reduction of pressure (e.g., flashing, etc.) |
267 | | DEFLECTING |
268 | | . And filtering |
269 | | . Centrifugal force |
270 | | . . Created by rotating equipment |
271 | | . . Tangential gas inflow (e.g., cyclone, etc.) |
272 | | . Tortuous flow path |
273 | | FILTERING |
274 | | . Through particulate solids |
275 | | . . Moving bed |
276 | | . . With cleaning of filter bed |
277 | | . Moving filter |
278 | | . With cleaning of filter |
279 | | . . By use of gas |
280 | | . . . Pulsed gas flow |
281 | | . . By use of liquid |
282 | | . . By mechanical manipulation |
283 | | . With heating of filter |
284 | | . And reduction of pressure |
285 | | . Coated or chemically treated filter |
286 | | . Plural separate media |
287 | | . . In series |
288 | | HEAT EXCHANGING |
289 | | . Cold wall-hot wall thermal diffusion |
290 | | . Condensing to solid |
291 | | MISCELLANEOUS |
| | ****************************** |
| | CROSS-REFERENCE ART COLLECTIONS |
| | ****************************** |
900 | | SOLID SORBENT |
901 | | . Activated carbon |
902 | | . Molecular sieve |
903 | | . . Carbon |