| Patents for B01D 47 - Separating dispersed particles from gases, air or vapours by liquid as separating agent (12,036) |
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| 04/29/2004 | US20040082492 For cleaning gas or air in humidifier of process gases, gas scrubbers or exhaust air scrubbers |
| 04/29/2004 | US20040079234 Drum scrubber |
| 04/28/2004 | EP1412052A2 Air and room cleaning device |
| 04/28/2004 | CN2613314Y Dynamic gas dust-removing washing purifier |
| 04/28/2004 | CN2613311Y Spraying humidifying dust-removoing desulfurization device |
| 04/28/2004 | CN2613310Y Hyperbolic pipe high-efficient fume purifier |
| 04/28/2004 | CN1491737A Toxin filtering, desulfurizing and acid-removing system for alkali liquor |
| 04/28/2004 | CN1147345C Method and device for preventing granular material from sticking on pathway inner surface |
| 04/27/2004 | US6726749 Apparatus and method for wet filtering machine exhaust |
| 04/22/2004 | WO2004033071A1 Flue gas washer with a supporting construction for spray pipes |
| 04/22/2004 | US20040075181 Thermal transport apparatus and method for manufacturing the same |
| 04/21/2004 | CN2612876Y A wet method spraying flue gas desulfurizing apparatus |
| 04/21/2004 | CN2612447Y Humid -type desulfurizing dust catcher |
| 04/21/2004 | CN2612439Y Dust catcher |
| 04/21/2004 | CN1490070A Double vortex flue washing device |
| 04/21/2004 | CN1146463C Method and device for liquid purification of crude gas flows |
| 04/15/2004 | WO2004030855A1 Cleaning gas device cleaning the process gas of a reflow soldering system |
| 04/15/2004 | US20040069047 Method and apparatus for concentrated airborne particle collection |
| 04/14/2004 | CN2611015Y Flue gas dust remover |
| 04/14/2004 | CN2611014Y Wet type dust-remover |
| 04/14/2004 | CN1488424A Turbulent_washing gas treating apparatus |
| 04/13/2004 | US6719829 Venturi and methods for particulate removal with counterflow sprays |
| 04/13/2004 | CA2130086C Method and device for gas cleaning or gas cooling |
| 04/08/2004 | DE10246540A1 Reinigungsvorrichtung und Verfahren zur Reinigung von Prozessgas einer Reflowlötanlage Cleaning apparatus and method for cleaning a process gas reflow soldering |
| 04/07/2004 | CN2609648Y Dust separation desulfurization device by wet process |
| 04/07/2004 | CN2609643Y Flue gas desulfurization purifier |
| 04/07/2004 | CN2609642Y Water filter type kitchen ventilator |
| 04/07/2004 | CN2609641Y Rinsing type air purifier |
| 04/07/2004 | CN1144611C Equipment for recovering arsenic particles-containing in waste gas from epitaxial semiconductor material |
| 04/06/2004 | US6716272 Scrubber for paint booths |
| 04/01/2004 | WO2004026440A1 System and device for mass transfer and elimination of contaminants |
| 04/01/2004 | WO2003099966A3 Hot-humid/cold gas scrubbing process and apparatus |
| 03/31/2004 | CN2608882Y Nappe type air purifier |
| 03/31/2004 | CN2608111Y High concentration smoke desulfur and dust removing equipment |
| 03/31/2004 | CN2608110Y Desulfur denitrogen and dust removing device |
| 03/31/2004 | CN2608109Y Heat power boiler smoke gas desulfur and dust eliminating equipment |
| 03/31/2004 | CN2608108Y Pulse ratary type oil fume purifying device |
| 03/31/2004 | CN2608107Y Box type oil fume and smoke purifier |
| 03/31/2004 | CN2608106Y Cyclone pipe for wet type dust remover |
| 03/31/2004 | CN1485905A Heat transmission device and method for production thereof |
| 03/30/2004 | US6713112 And water blending chamber provides the desired particulate separation efficiency |
| 03/25/2004 | WO2004025081A1 Dust scrubber |
| 03/25/2004 | WO2004002600A3 Air filtration system |
| 03/25/2004 | CA2494994A1 Dust scrubber |
| 03/24/2004 | EP1400761A1 Method and device for cleaning air |
| 03/24/2004 | CN2607188Y Water washing air purifier |
| 03/18/2004 | WO2004022203A1 Method and apparatus for treating exhaust from combustion devices |
| 03/18/2004 | US20040052703 Contact structures |
| 03/17/2004 | CN2606855Y Improvement of automatic cleaning structure of fume exhaust fan |
| 03/17/2004 | CN2606846Y Integrated device for dust-removing and desulfurizing for coal burning boiler |
| 03/10/2004 | CN2605917Y Dustproof environmental protection system |
| 03/10/2004 | CN1480243A Telescope feed wet process dust removal desulfurizing unit |
| 03/04/2004 | US20040043475 Pollution control apparatus for purifying waste gases loaded with dust, aerosols and with volatile organic carbon compounds; bioremediation; biodegradation |
| 03/03/2004 | CN2605060Y Efficient atomized desulfurizing and dust-removing process and apparatus |
| 03/03/2004 | CN2605057Y Dust-removing and deodorizing apparatus for organic fertilizer production |
| 03/03/2004 | CN2605056Y Smoke preventing and dust-reducing apparatus |
| 03/03/2004 | CN2605055Y Apparatus for purifying exhaust gas in chimney |
| 03/03/2004 | CN1478587A High efficiency foam type two-stage waste gas purifying device |
| 03/03/2004 | CN1478582A Gas purifying device |
| 03/02/2004 | US6698419 Smoke extracting ventilation system for cooking |
| 02/26/2004 | WO2004016342A2 Contact structures |
| 02/26/2004 | US20040035093 Vacuum cleaner |
| 02/25/2004 | EP1146948B1 A rotor for spraying liquids, and an exhaust-gas washer |
| 02/25/2004 | CN2604225Y Whitestone water membrane rotary boiling desulfuration dust separator |
| 02/25/2004 | CN1477989A Exhaust gas treatment device |
| 02/19/2004 | DE20315073U1 Device, for binding dust and suspended particles, comprises water container, atomizing nozzles, pressurized air feed with pressure reducer with stop valve, and base plate for compressed air compressor |
| 02/18/2004 | CN2603913Y Household scrubbing type smoke exhaust ventilator |
| 02/18/2004 | CN2603687Y Wet-method highly-effective smoke-abatement desulfuration dust-removing device |
| 02/18/2004 | CN1475698A Alternate flow type vacuum dust exhausting machine |
| 02/12/2004 | US20040028586 Contacting gas stream with microbiocide; air pollution control |
| 02/11/2004 | EP1388361A2 Collecting facility of high melting point component in gas and collecting facility of dihalogenated aromatic compound in gas |
| 02/11/2004 | CN2602834Y High-efficient spray cyclone dust remover |
| 02/10/2004 | US6688494 Process for the manufacture of metal nanoparticle |
| 02/05/2004 | US20040020361 Passing contaminated air stream into a contained aqueous solution; diffusing and passing through aqueous solution; generating and continuously maintaining an aqueous-froth having wet surfaces; passing through scrubbing chamber |
| 02/05/2004 | US20040020004 Separator for vacuum cleaner |
| 02/05/2004 | DE10227728A1 Process for filtering polyurethane lacquer-containing circulating waste air used in waste air scrubbing devices in airplane lacquering hangers comprise mechanically filtering the waste air, and retaining the coagulated lacquer particles |
| 02/05/2004 | DE10127678B4 Luftfilter und Verfahren zu seinem Betrieb Air filter and method for its operation |
| 02/04/2004 | CN2601725Y Desulphurating dust remover |
| 02/04/2004 | CN2601724Y Dust-proof filter |
| 02/04/2004 | CN1471997A Washing method and apparatus for phosphoric acid reacting trough extracting tail gas |
| 02/04/2004 | CN1137093C Process for recovering urea microparticles |
| 02/03/2004 | CA2198934C Process for cooling, demonomerizing and dedusting gas from a polymer drier |
| 01/28/2004 | CN2601125Y Flue dust remover |
| 01/28/2004 | CN2601124Y Enclosed combustion gas purifying system of calcium carbide furnace |
| 01/28/2004 | CN1470311A Wet type dual-collecting and fume purifying apparatus |
| 01/28/2004 | CN1136030C Air washer |
| 01/27/2004 | US6682584 Process for manufacture of reacted metal nanoparticles |
| 01/22/2004 | WO2004008034A1 Air purification device |
| 01/21/2004 | CN2600723Y Oblique bottom water bed desulfurization dust removal apparatus with energy-saving ash removing mechanism |
| 01/21/2004 | CN2600721Y Improved desulfurization dust removing device |
| 01/21/2004 | CN2600720Y Cement shaft kiln smoke diversion dust removing desulfurization device |
| 01/21/2004 | CN2600158Y High-efficient flue gas desulfurization dust elimination device |
| 01/21/2004 | CN2600156Y Electric hydraulic smoke purification device |
| 01/21/2004 | CN2600155Y Waste oil fume treatment apparatus |
| 01/21/2004 | CN2600154Y White smoke treatment device of ceramic industry |
| 01/14/2004 | EP0883427B1 Metallurgical dust recycle process |
| 01/14/2004 | CN2599407Y Desulfurizing dust remover by wet method |
| 01/14/2004 | CN2598624Y Smoke waste gas purifying tower |
| 01/14/2004 | CN1468137A Exhaust gas purification system |
| 01/14/2004 | CN1467015A Energy-saving high effective desulfurizing and dust control method and equipment using remaining heat |