Inventor
PLETKA HANS-DIETER
14 patents
Patents
14 patentsUS4515758AMay 7, 1985
Process and catalyst for the reduction of the ignition temperature of diesel soot filtered out of the exhaust gas of diesel engines
DEGUSSA155 citations99
US3997581ADec 14, 1976
Process for the production of sulfur containing organosilicon compounds
DEGUSSA211 citations98
US4477417AOct 16, 1984
Catalyst for reducing the ignition temperature of diesel soot
DEGUSSA48 citations96
US4072701AFeb 7, 1978
Process for the production of sulfur containing organosilicon compounds
DEGUSSA95 citations96
US4294726AOct 13, 1981
Catalyst for the purification of exhaust gases of internal combustion engines
DEGUSSA102 citations95
US4152347AMay 1, 1979
Sulfur and phosphorus containing organosilicon compounds and process for their production and use
DEGUSSA75 citations94
US4129585ADec 12, 1978
Process for the production of sulfur containing organosilicon compounds
DEGUSSA75 citations94
US4588707AMay 13, 1986
Catalyst for the reduction of the ignition temperature of diesel soot filtered out of the exhaust gas of diesel engines
DEGUSSA27 citations92
US4363753ADec 14, 1982
Mechanically stable screen cloth construction made of metal
DEGUSSA33 citations92
US4362605ADec 7, 1982
Sensor for measuring the oxygen content in the exhaust gas of combustion engines and method thereof
DEGUSSA19 citations82
US4450244AMay 22, 1984
Catalyst for the combustion of harmful substances contained in exhaust gases of internal combustion engines operated with alcohol and process for the production of the catalyst
DEGUSSA16 citations74
US4374047AFeb 15, 1983
Process for application of a catalytically active coating containing platinum, palladium or rhodium or their mixtures to a carrier and product made by said process
DEGUSSA9 citations73
US4316823AFeb 23, 1982
Method of manufacturing a monolithic metallic matrix coated with a catalysis promoting metal oxide
DEGUSSA12 citations73
US4222930ASep 16, 1980
Sulfur and phosphorus containing organosilicon compounds and process for their production and use
DEGUSSA6 citations71