Global Patent Index - EP 0871588 A1

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

EP 0871588 A1 19981021 (EN)

Application

EP 97900860 A 19970103

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

C01F 7/00; C01F 7/02; B01J 21/04; B01J 21/12; B01J 35/10

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)

WO 9725275 A1 19970717; EP 0871588 A1 19981021

DOCDB simple family (application)

US 9700028 W 19970103; EP 97900860 A 19970103