ClassID:

30491

B01D2257/302 - page 5 - CPC Classification

Classification description:

Components to be removed; Sulfur compounds Sulfur oxides

Recent Application in this class:
#1201
20070079602
2007-04-12

Thermal management of hybrid LNT/SCR aftertreatment during desulfation

#1202
20070065951
2007-03-22

Method for Separating Gaseous Components from Gaseous Media and Filter for Performing the Method

#1203
20070051615
2007-03-08

METHOD OF CONVERTING GREEN HOUSE GASES FROM FOSSIL FUELS INTO NON-TOXIC BASE ELEMENTS

#1204
20070041882
2007-02-22

Onsite chemistry air filtration system

#1205
20070031302
2007-02-08

Method and apparatus for purifying a gas

#1206
20070028772
2007-02-08

Method and system for purifying a gas

#1207
20070014706
2007-01-18

Process and device for cleaning combustion flue gases

#1208
20070006573
2007-01-11

Thermal management of hybrid LNT/SCR aftertreatment during desulfation

#1209
20070000389
2007-01-04

Gas purification with carbon based materials

#1210
20060292426
2006-12-28

FILTER ASSEMBLIES AND SYSTEMS FOR INTAKE AIR FOR FUEL CELLS

#1211
20060280666
2006-12-14

Oil shale derived pollutant control materials and methods and apparatuses for producing and utilizing the same

#1212
20060254930
2006-11-16

Process for treating a sulfur-containing spent caustic refinery stream using a membrane electrolyzer powered by a fuel cell

#1213
20060240295
2006-10-26

Method and device for decontamination air for fuel cell, and fuel cell

#1214
20060230930
2006-10-19

Temperature swing adsorption system

#1215
20060213197
2006-09-28

Air pollution control system for ocean-going vessels

#1216
20060204432
2006-09-14

Process for the recovery of sulfur from Claus tail gas streams

#1217
20060152695
2006-07-13

Exposure apparatus

#1218
20060138384
2006-06-29

Absorbing agent and method for eliminating acid gases from fluids

#1219
20060131179
2006-06-22

Method for low temperature, high activity and selectivity catalytic conversion using electrochemical (NEMCA) cells

#1220
20060120933
2006-06-08

Method oil shale pollutant sorption/NOreburning multi-pollutant control

#1221
20060115391
2006-06-01

Plasma reactor and and electrode plate used tin the same

#1222
20060105909
2006-05-18

Vehicle sulfur oxide trap and related method

#1223
20060093534
2006-05-04

Exhaust gas treatment apparatus

#1224
20060081128
2006-04-20

Modular adsorbent filters

#1225
20060064969
2006-03-30

Exhaust purification device of compression ignition type internal combustion engine

#1226
20060058899
2006-03-16

Cascaded control of an average value of a process parameter to a desired value

#1227
20060047366
2006-03-02

Estimated parameter based control of a process for controlling emission of a pollutant into the air

#1228
20060045804
2006-03-02

Process parameter estimation in controlling emission of a non-particulate pollutant into the air

#1229
20060045803
2006-03-02

APC process control when process parameters are inaccurately measured

#1230
20060045802
2006-03-02

APC process parameter estimation

#1231
20060045801
2006-03-02

Model predictive control of air pollution control processes

#1232
20060045800
2006-03-02

Optimized air pollution control

#1233
20060032372
2006-02-16

Grooved active and passive adsorbent filters

#1234
20060032371
2006-02-16

Adsorbent breather filter

#1235
20060029538
2006-02-09

Method for removal of contaminants from a hydrogen processor feed stream, as in a fuel cell power plant

#1236
20060014639
2006-01-19

Process to prepare adsorbents from organic fertiilizer and their applications for removal of acidic gases from wet air streams

#1237
20050238549
2005-10-27

Electronic controls for pollutant removal

#1238
20050235615
2005-10-27

Filter assemblies and systems for intake air for fuel cells

#1239
20050223902
2005-10-13

Self-powered, wearable personal air purifier

#1240
20050214199
2005-09-29

Manganese compound, process for producing the same, and method of utilization of the same

#1241
20050214187
2005-09-29

Removal of Hg, NO, and SOwith using oxidants and staged gas/liquid contact

#1242
20050207956
2005-09-22

Mixed metal oxide sorbents

#1243
20050201914
2005-09-15

System and method for treating a flue gas stream

#1244
20050180907
2005-08-18

Method of converting green house gases from fossil fuels into non-toxic base elements

#1245
20050109205
2005-05-26

High purity air and gas fractionation system

#1246
20050106089
2005-05-19

Sulfur oxide sorption with layered chlorite-type contact solids

#1247
20050103618
2005-05-19

Apparatus and method for reducing and removing airborne oxidized particulates

#1248
20050100492
2005-05-12

Vehicle having atmosphere pollutant treating surface

#1249
20050095468
2005-05-05

Fluid cleaner and fuel-cell generator

#1250
20050084437
2005-04-21

Scrubbing systems and methods for coal fired combustion units

#1251
20050084436
2005-04-21

Process for the removal of contaminants from gas streams

#1252
20050084434
2005-04-21

Scrubbing systems and methods for coal fired combustion units

#1253
20050076623
2005-04-14

Filter assemblies and systems for intake air for fuel cells

#1254
20050056148
2005-03-17

Method and apparatus for the abatement of toxic gas components from a semiconductor manufacturing process effluent stream

#1255
20050031515
2005-02-10

Hydrated lime kiln dust recirculation method for gas scrubbing

#1256
20050028672
2005-02-10

Apparatus and process for removing contaminants from a flowing gas stream

#1257
20050025884
2005-02-03

Method for manufacturing chemical filter

#1258
20050022664
2005-02-03

Purification of sulfuryl fluoride

#1259
20050019240
2005-01-27

Flue gas purification process using a sorbent polymer composite material

#1260
20050002852
2005-01-06

Process and apparatus for scrubbing sulfur dioxide from flue gas and conversion to fertilizer

#1261
20050002847
2005-01-06

Process for sequestering carbon dioxide and sulfur dioxide

#1262
20050000243
2005-01-06

Contamination control system and air-conditioning system of a substrate processing apparatus using the same

#1263
19396933
2026-06-02

Thermo-chemical transformation of wet food waste with plastics, biodegradable packaging, and fluorinated compounds in a multi-annular concentric feed rotary kiln system

#1264
19004516
2026-02-17

Desulfurization and denitrification agent and application thereof

#1265
18809324
2025-01-21

Method for underground separation of components in sulfur-containing flue gas and sequestration of carbon dioxide and sulfides

#1266
18769774
2025-01-07

Aqueous solutions and methods of using same for remediating contaminants in contaminated gasses

#1267
18654370
2024-11-12

Low temperature diesel aftertreatment regeneration strategy

#1268
17704552
2023-05-02

Enhanced tail gas treatment of sulfur recovery unit with steam swept membranes

#1269
17556056
2023-03-07

Hollow fiber membrane module and method of making and using same

#1270
17403711
2022-10-11

Generation of an alkaline liquid and forming a continuous generation alkaline liquid loop

#1271
17324230
2022-01-04

Method of scrubbing sulfur dioxide from waste gas to product potassium thiosulfate

#1272
17106090
2022-01-04

Crossflow scrubbing method and apparatus to produce a product such as potassium thiosulfate or ammonium thiosulfate

#1273
17033044
2022-01-25

Scrubbing fluid and methods for using same

#1274
16565196
2020-07-21

Multi-pollutant exhaust treatment using seawater for marine applications

#1275
16533200
2020-11-10

System and method for removing sulfur trioxide from a flue gas

#1276
16375800
2020-01-21

Sorbents for capturing acid and greenhouse gases

#1277
16375647
2024-12-17

High reactivity lime hydrate and methods of manufacturing and uses thereof

#1278
16215610
2020-01-14

Electrostatic precipitator module and desulfurization system including the same

#1279
16105654
2019-10-15

Production and use of ultra-clean carbon compounds and uniform heat from carbon-based feedstocks

#1280
15923031
2018-10-30

Method for controlling aerosol production during absorption in ammonia desulfurization

#1281
15711195
2018-03-27

Device for detecting and decontaminating hazardous chemicals

#1282
15710272
2018-03-27

Composition of magnetic materials for sensing and decontaminating toxic chemicals

#1283
15498403
2018-02-27

Reclaiming useful products from exhaust gas clean-up system

#1284
15344173
2019-06-04

High reactivity lime hydrate and methods of manufacturing and uses thereof

#1285
15179076
2017-09-26

Magnetic materials for sensing and decontaminating toxic chemicals

#1286
14830633
2016-07-12

Method for improving solar cell manufacturing yield