0955080-A1 is referenced by 14 patents and cites 4 patents.

A catalytic material is prepared by: (A) dry mixing (i) ammonium salts, NH3/NH4-zeolites or N-containing compounds, (ii) high silicate zeolite structures having a Si-Al ratio of more than 5, and (iii) copper, iron, cobalt, manganese, palladium, rhodium and/or platinum as active component, in a mill under normal pressure and temperature; (B) tempering at at least 300o C until complete ion exchange has occurred; and then (C) cooling to room temperature.

Title
Process to prepare a catalyst for exhaust gas purification
Application Number
EP19990105632 19990319
Publication Number
0955080 (A1)
Application Date
March 19, 1999
Publication Date
November 10, 1999
Inventor
Kisnaduth Kesore
DE
Moennig Ronny
DE
Rauscher Marcus
DE
Schwieger Wilhelm Prof Dr
DE
Koegel Markus
DE
Turek Thomas Dr
DE
Tissler Arno Dr
DE
Assignee
Alsi Penta Zeolithe
DE
IPC
B01J 37/30
B01J 29/06
B01D 53/94
B01J 29/00
B01D 53/94
B01J 29/06
B01D 53/94
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