C01C 1/08

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Patent/Pub #TitleFiling DateIssue/Publication DatePatent Owner
9878288 Ammonia gas generator, method for producing ammonia and use of the same for reducing nitrogen oxides in exhaust gasesDec 19, 13Jan 30, 18ALZCHEM AG
9849444 Urea hydrolysis reactor for selective catalytic reductionMar 30, 15Dec 26, 17PACCAR INC
9809530 Method for producing alpha-hydroxy carboxylic esters in the gas phaseJul 23, 15Nov 07, 17EVONIK ROEHM GMBH
9731976 Method for the production of ammonia from an ammonia precursor substance in order to reduce nitrogen oxides in exhaust gasesJun 29, 12Aug 15, 17ALZCHEM AG
9687783 Ammonia gas generator and use of the same for reducing nitrogen oxides in exhaust gasesDec 19, 13Jun 27, 17ALZCHEM AG
9586831 Urea to ammonia processJun 09, 14Mar 07, 17Wahlco, Inc.
9393523 Method and system for purifying the exhaust gases of a combustion engineMay 10, 13Jul 19, 16INERGY AUTOMOTIVE SYSTEMS RESEARCH (Société Anonyme)
9371240 Ammonia gas generator for producing ammonia in order to reduce nitrogen oxides in exhaust gasesJun 29, 12Jun 21, 16ALZCHEM AG
9334172 Method for recovering volatile components from a solidMay 04, 15May 10, 16FRAUNHOFER-GESELLSCHAFT ZUR FOERDERUNG DER ANGEWANDTEN FORSCHUNG E.V., UNIVERSITÄT STUTTGART,
9315391 Ammonia gas generator and method for producing ammonia in order to reduce nitrogen oxides in exhaust gasesJun 29, 12Apr 19, 16ALZCHEM AG
9156707 Tagging systemAug 22, 06Oct 13, 15JOHNSON MATTHEY PUBLIC LIMITED COMPANY
9156708 Tagging system and methodMar 20, 12Oct 13, 15JOHNSON MATTHEY PUBLIC LIMITED COMPANY
9132385 System and method to gasify aqueous urea into ammonia vapors using secondary flue gasesNov 05, 10Sep 15, 15JOHNSON MATTHEY INC. D/B/A JOHNSON MATTHEY PHARMA SERVICES
9034070 Method and system for treatment of biological wastes for preparation of fertilizersMay 15, 13May 19, 15KING ABDULAZIZ CITY FOR SCIENCE AND TECHNOLOGY
8951492 Ammonia gas generation from urea for low temperature process requirementsApr 25, 12Feb 10, 15FUEL TECH, INC.
8940543 Diagnostic tool and process for assessing thermal urea gasification performanceMay 03, 12Jan 27, 15FUEL TECH, INC.
8915066 Device for evaporating a urea-water solution, method for operating the device and motor vehicleDec 19, 11Dec 23, 14EMITEC GESELLSCHAFT FUER EMISSIONSTECHNOLOGIE MBH
8875499 Urea solution reformer and exhaust gas purifier using sameMar 14, 12Nov 04, 14HINO MOTORS, LTD., HKT CORPORATION,
8852542 reduction process and apparatus providing improved gassification of urea to form ammonia-containing gasMay 27, 09Oct 07, 14FUEL TECH, INC.
8361422 Method and devices for heating urea-containing materials in vehicle emission control systemAug 15, 11Jan 29, 13DOW GLOBAL TECHNOLOGIES LLC

Showing 1 to 20 of 37 results