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Class Information
Number: 29/890
Name: Metal working > Method of mechanical manufacture > Catalytic device making
Description: Process for manufacturing an article which utilizes a substance that alters the velocity of a chemical reaction and which substance may be recovered essentially unaltered in form and amount at the end of the reaction.

Patents under this class:
1 2 3 4 5 6 7 8

Patent Number Title Of Patent Date Issued
8701288 Apparatus and method for forming an antipollution device housing Apr. 22, 2014
8691159 Modular catalyst bed support Apr. 8, 2014
8667681 Catalytic unit for treating an exhaust gas and manufacturing methods for such units Mar. 11, 2014
8661672 Method for manufacturing a motor vehicle exhaust gas purifying member Mar. 4, 2014
8661673 Method of installing a multi-layer batt, blanket or mat in an exhaust gas aftertreatment or acoustic device Mar. 4, 2014
8661671 Method for making catalytic converters with automated substrate crack detection Mar. 4, 2014
8661670 Apparatus for producing a structured metal sheet for exhaust gas treatment devices Mar. 4, 2014
8615876 Method for manufacturing honeycomb structural body and method for manufacturing exhaust gas converting apparatus Dec. 31, 2013
8617475 Erosion resistant mounting material and method of making and using the same Dec. 31, 2013
8590152 Method for manufacturing a member for purifying automobile exhaust gas Nov. 26, 2013
8590158 Methods of making filter apparatus and fabricating a porous ceramic article Nov. 26, 2013
8572846 Hoop-stress controlled shrinking for exhaust component Nov. 5, 2013
8549747 Method and apparatus for producing a catalytic converter Oct. 8, 2013
8533950 Method of manufacturing holding and sealing material Sep. 17, 2013
8505203 Method of installing a longitudinally offset multi-layer mat in an exhaust gas aftertreatment or acoustic device Aug. 13, 2013
8475729 Methods for forming honeycomb minireactors and systems Jul. 2, 2013
8475753 Exhaust-gas aftertreatment system with catalytically active wall-flow filter with storage function upstream of catalytic converter with identical storage function Jul. 2, 2013
8434228 Heat exchanger and a method of manufacturing it May. 7, 2013
8389438 Non-cylindrical catalytic-converter carrier element and tool, and method for manufacturing it Mar. 5, 2013
8357427 Preparation method for a partially coated monolith Jan. 22, 2013
8354083 Multi-tubular reactors with monolithic catalysts Jan. 15, 2013
8337762 Substrate having porous sheet(s) for treating exhaust gases of combustion engines Dec. 25, 2012
8336176 Method and tool for producing structured sheet metal layers, method for producing a metal honeycomb body, and catalyst carrier body Dec. 25, 2012
8327539 System and method for facilitating proper assembly of an exhaust system Dec. 11, 2012
8302306 Method for making two-piece catalytic converter with double wall mid-section Nov. 6, 2012
8296946 Method for generating openings in a metal foil Oct. 30, 2012
8291590 Method for assembling fins-type heat sink Oct. 23, 2012
8281488 Method for producing a dimensionally accurate honeycomb body Oct. 9, 2012
8263027 Apparatus, systems and methods for the production of hydrogen Sep. 11, 2012
8251298 Installation construction method for boiler facilities Aug. 28, 2012
8240047 Assembling method for metal honeycomb-shaped catalyzer carrier and assembling apparatus for the same Aug. 14, 2012
8227372 Core / shell-type catalyst particles comprising metal or ceramic core materials and methods for their preparation Jul. 24, 2012
8201331 Catalytic converter and method of making the same Jun. 19, 2012
8186058 Exhaust system component having insulated double wall May. 29, 2012
8161646 Method of manufacturing heat radiating fin Apr. 24, 2012
8161642 Holding apparatus and method for manufacturing honeycomb structure Apr. 24, 2012
8146251 Method of manufacturing catalytic converters Apr. 3, 2012
8146252 Process for manufacturing exhaust gas treatment device, e.g., exhaust gas catalytic converters and particle filters Apr. 3, 2012
8122602 Sizing of mat material Feb. 28, 2012
8122603 Method of forming a catalyzed selective catalytic reduction (SCR) filter Feb. 28, 2012
8100315 Method of insulating an exhaust device Jan. 24, 2012
8096296 Vacuum solar thermal panel with a vacuum tight glass-metal sealing Jan. 17, 2012
8091231 Spinning method of a work piece in a non-circular cylindrical shape and apparatus for the same Jan. 10, 2012
8092748 Housing for a component of an exhaust system and method of producing such a housing Jan. 10, 2012
8087167 Method for the production of an exhaust gas conducting device, especially an exhaust gas purifying device for a vehicle Jan. 3, 2012
8075978 Method for producing an annular honeycomb body, and annular honeycomb body Dec. 13, 2011
8071037 Catalytic devices for converting urea to ammonia Dec. 6, 2011
8056228 Electrodes with mechanically roughened surface for electrochemical applications Nov. 15, 2011
8048823 Metallic foil for producing honeycomb bodies, honeycomb body produced therefrom and method of producing a honeycomb body using a foil Nov. 1, 2011
8025846 Process for introducing a portion withdrawn from at least one production charge of annular coated catalysts K into a reaction tube of a tube bundle reactor Sep. 27, 2011

1 2 3 4 5 6 7 8

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