HV

Herbert Volker

DA Degussa Ag: 6 patents #201 of 2,007Top 15%
Overall (All Time): #528,424 of 4,157,543Top 15%
10
Patents All Time

Issued Patents All Time

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDate
4900517 Apparatus for the purification of exhaust gas from diesel motors Rainer Domesle, Bernd Engler, Edgar Koberstein 1990-02-13
4828807 Method for the purification of exhaust gas from diesel motors Rainer Domesle, Bernd Engler, Edgar Koberstein 1989-05-09
4588707 Catalyst for the reduction of the ignition temperature of diesel soot filtered out of the exhaust gas of diesel engines Rainer Domesle, Edgar Koberstein, Hans-Dieter Pletka 1986-05-13
4477417 Catalyst for reducing the ignition temperature of diesel soot Rainer Domesle, Edgar Koberstein, Hans-Dieter Pletka 1984-10-16
4455393 Catalyst for reducing the ignition temperature of diesel soot and process for making the catalyst Rainer Domesle 1984-06-19
4450244 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 Rainer Domesle, Edgar Koberstein, Hans-Dieter Pletka 1984-05-22
4374047 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 Alfred Bozon, Eduard Lakatos, Edgar Koberstein, Hans-Dieter Pletka 1983-02-15
4353208 Exhaust gas purification apparatus for an internal combustion engine of motor vehicles Polat ser 1982-10-12
4294726 Catalyst for the purification of exhaust gases of internal combustion engines Alfred Bozon, Edgar Koberstein, Hans-Dieter Pletka, Eduard Lakatos 1981-10-13
4188309 Shaped catalyst and process for its production Edgar Koberstein, Alfred Bozon, Jorg Hensel 1980-02-12