EP 0871588 A1 19981021 - STABILIZED DELTA-ALUMINA COMPOSITIONS, AND CATALYST SUPPORTS AND SYSTEMS MADE THEREFROM
Title (en)
STABILIZED DELTA-ALUMINA COMPOSITIONS, AND CATALYST SUPPORTS AND SYSTEMS MADE THEREFROM
Title (de)
STABILISIERTE DELTA-ALUMINIUMOXIDZUSAMMENSETZUNGEN, KATALYSATORTRÄGER UND SYSTEME DARAUS HERGESTELLT
Title (fr)
COMPOSITIONS STABILISEES A BASE D'ALUMINE DELTA, SUPPORTS ET DISPOSITIFS DE CATALYSEUR ELABORES A PARTIR DE CELLES-CI
Publication
Application
Priority
- US 9700028 W 19970103
- US 972996 P 19960105
- US 77866897 A 19970103
Abstract (en)
[origin: WO9725275A1] New thermally- and hydrothermally-stable delta -alumina compositions stabilized with an oxide of silicon, germanium, phosphorus, arsenic or a mixture thereof and methods of preparation of same are provided. Also provided are catalyst supports and catalysts made using these stabilized delta -alumina compositions, methods for making same, and methods for treating the exhaust gas from an internal combustion engine using such catalysts.
IPC 1-7
IPC 8 full level
B01J 21/04 (2006.01); C01F 7/00 (2022.01)
CPC (source: EP)
B01J 21/04 (2013.01); C01F 7/00 (2013.01); C01P 2004/61 (2013.01); C01P 2006/12 (2013.01)
Citation (search report)
See references of WO 9725275A1
Designated contracting state (EPC)
DE FR GB IT
DOCDB simple family (publication)
DOCDB simple family (application)
US 9700028 W 19970103; EP 97900860 A 19970103