| Patents for B01D 53 - Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases or aerosols (135,933) |
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| 06/15/2005 | CN1206027C Cerium-base ternary nano level composite RE oxide and its prepn process |
| 06/15/2005 | CN1206026C Cerium-base quaternary nano level composite RE oxide and its prepn process |
| 06/15/2005 | CN1206024C Doped titanium dioxide |
| 06/15/2005 | CN1206022C Rotary bed super-gravity-field device with new type rotor structure |
| 06/15/2005 | CN1206018C Single-stage process of mixing partial material gas and permeate gas |
| 06/15/2005 | CN1206017C Improved variable-pressure adsorption process |
| 06/15/2005 | CN1206016C Method of increasing number of pressure equalizings in variable-pressure adsorption process |
| 06/15/2005 | CN1206015C Method for preparing porous ceramic material with titanium dioxide optical catalytic nano-coating for purifying air and water |
| 06/14/2005 | US6906002 Absorption reduction-type NOx purifying catalyst |
| 06/14/2005 | US6905664 Method for removal of PCDD and PCDF from combustion gases |
| 06/14/2005 | US6905663 Heating, supplying catalyst, reduction using steam, hydrogen and methane |
| 06/14/2005 | US6905662 Elimination of undesirable volatile organic byproducts of an alumina process |
| 06/14/2005 | US6905658 Flue having improved flow characteristics for use with a selective catalytic reduction reactor |
| 06/14/2005 | US6905610 Jetting liquids against angles wall; forming gas flow; homogeneity foam; water pollution control |
| 06/14/2005 | US6905581 Oxygen permeable electrode system |
| 06/14/2005 | US6905577 Method for oxidation of volatile organic compounds contained in gaseous effluents and device thereof |
| 06/14/2005 | US6905536 Increased surface area hydrocarbon adsorber |
| 06/14/2005 | US6905535 Gas separation with split stream centrifugal turbomachinery |
| 06/14/2005 | US6905534 Method and apparatus for removing vapor phase contaminants from a flue gas stream |
| 06/14/2005 | US6905112 Column for counter-currently contacting vapor and liquid |
| 06/14/2005 | US6904962 Enthalpy exchanger |
| 06/14/2005 | CA2268830C Cerium and zirconium oxides, mixed oxides and solid solutions having improved thermal stability for catalysis of exhaust gas systems and methods of producing |
| 06/14/2005 | CA2240113C Oxygen scavenging compositions with low migration |
| 06/14/2005 | CA2232737C Solid electrolytes as well as fuel cells, hydrogen pumps, oxygen concentration sensors, and steam concentration sensors using the solid electrolytes |
| 06/14/2005 | CA2146806C Continuous pressure difference driven adsorption process |
| 06/14/2005 | CA2106802C Gas liquid contacting device |
| 06/09/2005 | WO2005052327A1 Particulate matter-containing exhaust emission controlling filter, exhaust emission controlling method and device |
| 06/09/2005 | WO2005051841A1 Method for purifying carbonyl difluoride |
| 06/09/2005 | WO2005051523A1 Catalyst for a diesel particulate filter |
| 06/09/2005 | WO2005051522A1 Method and installation for purifying gas |
| 06/09/2005 | WO2005051521A1 A cartridge in an air dryer |
| 06/09/2005 | WO2005051520A1 Exhaust gas filter and filtering system |
| 06/09/2005 | WO2005051517A1 Filter for exhaust gas from diesel engine |
| 06/09/2005 | WO2005051508A2 Sulfur oxide sorption with layered chlorite-type contact solids |
| 06/09/2005 | WO2005051437A2 Portable filter unit and methods for using same |
| 06/09/2005 | WO2005029506A3 Nbc filtration unit providing unfiltered and filtered air paths |
| 06/09/2005 | WO2005026087A8 Separation of methanol, ethanol and/or dimethyl ether from hydrocarbon mixtures |
| 06/09/2005 | WO2005000458A3 Process for selective oxidation of carbon monoxide in a hydrogen containing stream |
| 06/09/2005 | WO2004101101A3 System for purifying and removing contaminants from gaseous fluids |
| 06/09/2005 | WO2004094042B1 Natural gas dehydrator and system |
| 06/09/2005 | WO2004094023A3 Process for the treatment of waste or gaseous streams |
| 06/09/2005 | US20050124489 Absorbing an precursor mixture of praseodymium and cerium doped with zirconium or yttrium onto a porous structured organic template; heating to vaporize the liquid, oxidize the precursors, and combust the template, forming a solid solution of doped oxides; adding 2% or less of a precious metal |
| 06/09/2005 | US20050124486 Hydrothermally stable metal promoted zeolite beta for NOx reduction |
| 06/09/2005 | US20050123470 Novel catalyst useful for removal of hydrogen sulphide from gas stream and its conversion to sulphur, a process for preparing such catalyst and a method for removing of hydrogen sulphide using said catalyst |
| 06/09/2005 | US20050123465 Crystal structure; for use as catalyst supports for automobile post-combustion |
| 06/09/2005 | US20050123463 From chemical vapour deposition process containing ammonia and metallorganic vapour, such as trimethyl gallium, via exposing to ammonia decomposition catalyst |
| 06/09/2005 | US20050123462 Such as hydrogen sulfide which is added to synthesis gas up-stream to equipment being subjected to metal dusting via contacting with absorber containing copper/zinc oxide compounds |
| 06/09/2005 | US20050123461 Apparatus and process for the separation of particles from thermally after-treated process offgases |
| 06/09/2005 | US20050123458 Passageways for the flow of fluid are coated with an adsorptive material |
| 06/09/2005 | US20050123455 Ozone purifier for vehicle |
| 06/09/2005 | US20050121812 Humidifier |
| 06/09/2005 | US20050121393 Meso-frequency traveling wave electro-kinetic continuous adsorption system |
| 06/09/2005 | US20050121383 Sampling filter for chlorinated organic compounds |
| 06/09/2005 | US20050121200 Process to sequester CO2 in natural gas hydrate fields and simultaneously recover methane |
| 06/09/2005 | US20050121045 Treatment of mainstream smoke constituents by use of oxygen storage and donor metal oxide oxidation catalyst |
| 06/09/2005 | US20050120924 Pulse gasification and hot gas cleanup apparatus and process |
| 06/09/2005 | US20050120883 Method and plant for enriching a combustible gas mixture in at least one components thereof |
| 06/09/2005 | US20050120878 Process for separating carbon dioxide and methane |
| 06/09/2005 | US20050120877 removing impurities such as oxygen, carbon dioxide and water, from hydrogen, ammonia, arsine, phosphine, germane, silane, disilane or diborane, using adsorber materials comprising reduced metal oxide on porous support and desiccants |
| 06/09/2005 | US20050120775 Systems and methods for detecting contaminants |
| 06/09/2005 | US20050120691 Exhaust gas purifying filter |
| 06/09/2005 | US20050120690 Partition walls containing cordierite and constituted of a porous ceramic of given porosity and average pore diameter, wherein the partition walls have a pore distribution represented by a given formula; trapping efficiency of soot, lowering of a pressure loss |
| 06/09/2005 | US20050120582 Regeneration of air dryer |
| 06/09/2005 | US20050120581 Contacting gas stream with drying agent comprised of alkali and alkaline metal oxides on porous support |
| 06/09/2005 | DE202005003058U1 Active carbon filters and gas burner motor removes silicon compounds from gas from decomposing dump residues |
| 06/09/2005 | DE202005002359U1 Gas enrichment pipe module for e.g. oxygen or carbon dioxide has surrounding transparent sleeve |
| 06/09/2005 | DE19851843B4 Verfahren zur Sulfatregeneration eines NOx-Speicherkatalysators für eine Mager-Brennkraftmaschine A process for regenerating a sulfate NOx storage catalytic converter for a lean burn combustion engine |
| 06/09/2005 | DE19823611B4 Vorrichtung zur Reinigung eines dem Personeninnenraum eines Fahrzeuges zuzuführenden Luftstroms An apparatus for cleaning an interior of a vehicle where people supplied air stream |
| 06/09/2005 | DE19746337B4 Vorrichtung zum Neutralisieren von Kondensat aus dem Abgas einer Verbrennungseinrichtung An apparatus for neutralizing of condensate from the exhaust gas of a combustion device |
| 06/09/2005 | DE19743194B4 Verfahren zur Herstellung eines Katalysators zum Reinigen der Abgase von Verbrennungsmotoren und damit hergestellter Katalysator A process for producing a catalyst for purifying the exhaust gases of internal combustion engines and thus prepared catalyst |
| 06/09/2005 | DE10353313A1 Device for the selective reduction of nitrogen oxides contained in I.C. engine exhaust gases comprises a nitrogen monoxide production unit having a plasma generator with an air or exhaust gas channel with a reaction region |
| 06/09/2005 | DE10353312A1 Device for reducing the particle concentration and nitrogen oxides concentration in the waste gas of a combustion process in IC engines comprises a control unit for controlling the reactor depending on the load of the catalyst |
| 06/09/2005 | DE10353311A1 Device for introducing a reducing agent into I.C. engine exhaust gases comprises a sensor for acquiring the condition parameter of a volume enclosed in an intermediate chamber |
| 06/09/2005 | DE10352816A1 Verfahren zur Herstellung eines hochtemperaturstabilen, TiO2-haltigen Katalysators oder Katalysatorträgers A process for producing a high temperature stable, TiO2-containing catalyst or catalyst support |
| 06/09/2005 | DE10351441A1 Verfahren und Vorrichtung zum Betreiben einer Brennkraftmaschine Method and device for operating an internal combustion engine |
| 06/09/2005 | DE10350819A1 Verfahren zur Entfernung von N2O bei der Salpetersäureherstellung A process for the removal of N2O in nitric acid production |
| 06/09/2005 | DE102004052272A1 Katalysatoraufbereitungsverfahren Catalyst preparation method |
| 06/09/2005 | CA2546234A1 Catalyst for a diesel particulate filter |
| 06/09/2005 | CA2512779A1 Method and installation for purifying gas |
| 06/08/2005 | EP1538656A1 System for plasma treatment of gases in a vacuum pump |
| 06/08/2005 | EP1538437A1 Urea concentration identifying system, method for identifying urea concentration and automobile exhaust gas reducing system using same, and method for reducing automobile exhaust gas |
| 06/08/2005 | EP1538311A1 Exhaust gas purifying method and exhaust gas purifying system |
| 06/08/2005 | EP1537914A1 Honeycomb structure, and die for forming honeycomb structure |
| 06/08/2005 | EP1537907A1 Apparatus for producing carbonated water and method for producing carbonated water using the same |
| 06/08/2005 | EP1537905A1 Process and apparatus for sorption of contaminants from flue gases by means of a fluidised bed |
| 06/08/2005 | EP1537904A1 Process for controlling the dosing of a sorbent |
| 06/08/2005 | EP1537373A1 Refrigerant condenser, especially for motor vehicle air conditioning installations |
| 06/08/2005 | EP1537309A1 Process for treating compression ignition engine exhaust gas |
| 06/08/2005 | EP1537305A1 Exhaust gas post-treatment arrangement and method therefor |
| 06/08/2005 | EP1537304A1 Compression ignition engine and exhaust system therefor |
| 06/08/2005 | EP1537303A1 Exhaust gas cleaning system and method for the cleaning of exhaust gases |
| 06/08/2005 | EP1537165A1 Polymer film based on polyazoles, and use thereof |
| 06/08/2005 | EP1536886A2 Adsorption mass and method for removing carbon monoxide from flows of material |
| 06/08/2005 | EP1536878A1 Method for the regeneration of phosphor-laden denox catalysts |
| 06/08/2005 | EP1536877A1 Method for the post-treatment of exhaust gases and device therefor |
| 06/08/2005 | EP1478409B1 Hydrogen peroxide vapor system with replaceable desiccant cartridge |
| 06/08/2005 | EP1385600A4 Method of adsorbing metals and organic compounds from vaporous streams |
| 06/08/2005 | EP1370340A4 Oxygen enhanced cda modification to a cdo integrated scrubber |
| 06/08/2005 | EP1355716B1 Method and system for extracting carbon dioxide by anti-sublimation for storage thereof |
| 06/08/2005 | EP0946270B1 Permeable composite material, method for producing said composite material, and use of the same |