| Patents for B01D 8 - Cold traps; Cold baffles (787) |
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| 01/27/2005 | US20050016186 Gas charging system for fill of gas storage and dispensing vessels |
| 01/12/2005 | CN2669952Y Condensing tube |
| 01/06/2005 | WO2005000440A1 Trapping device, processing system, and method for removing impurities |
| 01/06/2005 | US20050000201 Apparatus for and method of trapping products in exhaust gas |
| 12/28/2004 | US6835221 Exhaust gas filtration device and auxiliary filtration device |
| 12/14/2004 | US6831022 Method and apparatus for removing water vapor as a byproduct of chemical reaction in a wafer processing chamber |
| 12/02/2004 | WO2004086610A3 Abatement of backflow contaminants in a dry pump |
| 11/03/2004 | CN1543559A Cryogenic condensation system |
| 10/14/2004 | US20040200214 Trap apparatus |
| 10/07/2004 | WO2004086610A2 Abatement of backflow contaminants in a dry pump |
| 10/05/2004 | US6800254 Visual indicator cold trapping system |
| 09/14/2004 | US6790258 To control the build-up in vacuum pump lines, with first and second trapping media positioned to take advantage of differences in heat exchange efficiencies between the media and solid aluminum chloride build-up on the trapping media |
| 09/08/2004 | CN2638830Y High-efficient gas-liquid separator with cooling |
| 07/22/2004 | DE10296557T5 Falleneinrichtung und -Verfahren für Kondensierbare Nebenprodukte von Ablagerungsreaktionen Trap device and method for condensable by-products of deposition reactions |
| 07/20/2004 | US6763700 Trap apparatus |
| 07/14/2004 | EP1436559A1 Cryogenic condensation system |
| 06/16/2004 | CN1153947C Method and apparatus for improving heat transfer |
| 06/02/2004 | CN1500539A Collecting facility of high melting point component in gas and collecting facility of dihalogenated aromatic compound in gas |
| 05/20/2004 | US20040097700 Collecting facility of high melting point component in gas and collecting facility of dihalogenated aromatic compound in gas |
| 05/06/2004 | EP1414545A2 Apparatus for and method of trapping products in exhaust gas |
| 03/02/2004 | US6698423 Methods and apparatus to generate liquid ambulatory oxygen from an oxygen concentrator |
| 02/11/2004 | EP1388361A2 Collecting facility of high melting point component in gas and collecting facility of dihalogenated aromatic compound in gas |
| 02/10/2004 | US6688116 Refrigerator electron beam ion trap-source |
| 01/27/2004 | US6681764 Methods and apparatus to generate liquid ambulatory oxygen from an oxygen concentrator |
| 12/11/2003 | WO2003101576A1 Cold trap with rapid regeneration |
| 12/02/2003 | US6655154 Operation method and operation apparatus for multi-system refrigerators, and refrigerating apparatus |
| 11/25/2003 | US6651653 Methods and apparatus to generate liquid ambulatory oxygen from an oxygen concentrator |
| 10/07/2003 | US6630411 Method and apparatus for removing water vapor as a byproduct of chemical reaction in a wafer processing chamber |
| 09/24/2003 | EP1345664A1 Improved hydrogen and carbon dioxide coproduction |
| 09/18/2003 | US20030172713 Trap apparatus |
| 09/04/2003 | WO2003015896A3 Apparatus for and method of trapping products in exhaust gas |
| 08/13/2003 | EP0820569B1 Self-cleaning low temperature refrigeration system |
| 06/05/2003 | US20030101699 Exhaust gas filtration device and auxiliary filtration device |
| 06/03/2003 | US6572686 Apparatus for condensing and collecting hot gases |
| 04/29/2003 | US6554879 Trap apparatus |
| 04/29/2003 | US6553811 Trap apparatus |
| 04/15/2003 | US6547844 Exhaust gas filtration device, auxiliary filtration device and trap device |
| 04/02/2003 | CN1104582C Self-cleaning cryogenic refrigeration system |
| 03/26/2003 | CN1405521A Operation method of multi-system refrigerator, apparatus thereof and refrigerating apparatus |
| 02/27/2003 | WO2003016803A1 Cryogenic condensation system |
| 02/27/2003 | WO2003015896A2 Apparatus for and method of trapping products in exhaust gas |
| 02/11/2003 | US6517592 For semiconductor processing chamber comprising a conduit for exhaust gases having at least one heater and one temperature sensor attached thereto and a cold trap connected to conduit |
| 02/06/2003 | US20030024252 Operation method and operation apparatus for multi-system refrigerators, and refrigerating apparatus |
| 01/23/2003 | US20030014985 Helium management control system |
| 01/22/2003 | CN1392312A Water making machine |
| 01/14/2003 | US6505472 Cryogenic condensation system |
| 01/01/2003 | CN2528508Y Cylindrical energy-saving water collector with notch flow guiding plate |
| 12/18/2002 | EP1028792B1 Freezing a gas component in a gas mixture |
| 12/03/2002 | US6488774 Trap apparatus |
| 12/03/2002 | US6488745 Trap apparatus and method for condensable by-products of deposition reactions |
| 11/05/2002 | US6475266 Exhaust gas recovery method and apparatus |
| 11/05/2002 | US6474080 Cryopump system with modular electronics |
| 10/16/2002 | CN1375103A Process for recycling ionic liquids |
| 10/03/2002 | WO2002076581A1 Trap apparatus and method for condensable by-products of deposition reactions |
| 09/26/2002 | US20020134244 Trap apparatus and method for condensable by-products of deposition reactions |
| 07/03/2002 | EP1218890A2 Process for recycling ionic liquids |
| 07/02/2002 | US6412290 Cryogenic refrigerating device |
| 06/11/2002 | US6402806 Method for unreacted precursor conversion and effluent removal |
| 05/16/2002 | US20020056311 Trap apparatus |
| 05/15/2002 | EP1205223A1 Trap apparatus |
| 05/09/2002 | US20020053191 Method for removing condensable aluminum chloride vapor from aluminum etch effluent |
| 03/20/2002 | CN1081320C Cryogenic vapor recovery process and system |
| 02/28/2002 | US20020023440 Cryopump system with modular electronics |
| 02/21/2002 | WO2001015175A3 Process for recycling ionic liquids |
| 02/05/2002 | US6343488 Freezing a gas component in a gas mixture |
| 01/01/2002 | US6334928 Semiconductor processing system and method of using the same |
| 12/13/2001 | US20010050053 Gate valve for an integrated temperature controlled exhaust and cold trap assembly |
| 11/28/2001 | CN1323644A Steam-cooling type water producing method |
| 11/20/2001 | US6319299 Adjustable cold trap with different stages |
| 11/20/2001 | US6318091 Cryopump system with modular electronics |
| 11/07/2001 | CN1320472A Method and device for recovery of waste gas |
| 11/06/2001 | US6311510 Vapor condenser with high efficiency for use in vacuum apparatus |
| 10/30/2001 | CA2243817C Multi-component recovery apparatus and method |
| 10/17/2001 | EP0948723A4 Self-cleaning cryogenic refrigeration system |
| 09/20/2001 | US20010022136 Exhaust gas recovery method and apparatus |
| 09/19/2001 | EP1134016A2 Method and apparatus for recovering volatile organic compounds from exhaust gas |
| 09/19/2001 | EP0892662A4 Throttle cycle cryopumping system for group i gases |
| 09/11/2001 | US6286321 Condenser cold trap unit with separate fraction collection feature |
| 08/23/2001 | US20010015133 Cooling mechanism trap separates the gases, stores them in a temporary storage mechanism until it reaches a concentration at which an efficient recovery is possible and packs them in a cylinder |
| 07/26/2001 | WO2001052963A1 Apparatus and method for removing condensable aluminum vapor from aluminum etch effluent |
| 07/24/2001 | CA2104055C Method and apparatus for recovering multicomponent vapor mixtures |
| 06/28/2001 | US20010004879 Integrated temperature controlled exhaust and cold trap assembly |
| 06/21/2001 | US20010003892 Exhaust gas filtration device, auxiliary filtration device and trap device |
| 06/13/2001 | EP0921846B1 On-line recovery of xenon from anaesthetic gas |
| 06/05/2001 | US6241793 Cold trap equipped with curvilinear cooling plate |
| 05/29/2001 | US6238514 Apparatus and method for removing condensable aluminum vapor from aluminum etch effluent |
| 05/01/2001 | US6224677 Gas recovery unit utilizing dual use of gas |
| 05/01/2001 | US6223540 Gas processing techniques |
| 04/12/2001 | WO2001025679A1 Device and method for collecting and recovering gas |
| 04/04/2001 | EP0990107B1 Ambulatory oxygen concentrator liquefaction system |
| 03/27/2001 | US6206971 Integrated temperature controlled exhaust and cold trap assembly |
| 03/01/2001 | WO2001015175A2 Process for recycling ionic liquids |
| 02/21/2001 | CN1284613A Collecting device |
| 02/07/2001 | EP1074287A2 Trap apparatus |
| 01/23/2001 | US6178293 Method and an apparatus for improving heat transfer |
| 12/06/2000 | EP0895484A4 Combination cryopump/getter pump and method for regenerating same |
| 11/08/2000 | CN1272616A High efficiency steam coagulator in vacuum device |
| 10/24/2000 | US6134914 Condensing and solidifying a xenon component of a gas mixture (o2) on a cooling surface which is below the melting point and at a pressure of 0.6-150 bars; removing the noncondensed gases; liquefying the solid xenon by heating; recirculating |
| 09/21/2000 | DE19910804A1 Cooling trap comprises vertical cooling surfaces, cooling tubes and a storage vessel for liquefied gas |
| 08/30/2000 | EP1031640A1 Trap apparatus |