Process for passivating contamining metal on a hydrocarbon cracking catalyst

(19)

(11)

EP 0 946 288 B8

(12)	CORRECTED EUROPEAN PATENT SPECIFICATION
	Note: Bibliography reflects the latest situation

(15)	Correction information:
	Corrected version no 1 (W1 B1)

(48)	Corrigendum issued on:
	12.07.2006 Bulletin 2006/28

(45)	Mention of the grant of the patent:
	21.09.2005 Bulletin 2005/38

(21)	Application number: 97934296.1

(22)	Date of filing: 25.07.1997

(51)

International Patent Classification (IPC):

B01J 20/34^(1980.01)
B01J 38/52^(1985.01)
B01J 38/68^(1985.01)

B01J 38/48^(1985.01)
B01J 38/56^(1985.01)
C10G 11/02^(1968.09)

(86)	International application number:
	PCT/US1997/013034

(87)	International publication number:
	WO 1998/005421 (12.02.1998 Gazette 1998/06)

(54)	Process for passivating contamining metal on a hydrocarbon cracking catalyst Verfahren zur Passivierung von Metallverunreinigung auf einen Kohlenwasserstoff-Crackkatalysator Procédé pour passiver des métaux contaminants sur un catalysateur pour le craquage des hydrocarbures

(84)	Designated Contracting States:
	AT BE DE DK ES FI FR GB GR IE IT NL SE

(30)

Priority:

01.08.1996 US 691108

(43)	Date of publication of application:
	06.10.1999 Bulletin 1999/40

(73)	Proprietor: PABU Services, Inc.
	Wilmington, Delaware 19801 (US)

(72)	Inventors:
	McLAUGHLIN, John, R. Media, PA 19063 (US) PODWIRNY, Philip, S. Haddonfield, NJ 08033 (US) MORLEY, John, C. Devon, PA 19333 (US)

(74)	Representative: Vossius & Partner
	Siebertstrasse 4 81675 München 81675 München (DE)

(56)

References cited: :

WO-A-95/24359
US-A- 3 676 362
US-A- 4 927 795
US-A- 5 320 284

WO-A-96/40372
US-A- 4 753 753
US-A- 4 933 095
US-A- 5 389 233

Note: Within nine months from the publication of the mention of the grant of the European patent, any person may give notice to the European Patent Office of opposition to the European patent granted. Notice of opposition shall be filed in a written reasoned statement. It shall not be deemed to have been filed until the opposition fee has been paid. (Art. 99(1) European Patent Convention).