Global Patent Index - EP 0935050 A3

EP 0935050 A3 2001-05-16 - Wear resistant crossover

Title (en)

Wear resistant crossover

Title (de)

Verschleissbeständige Abzweigung

Title (fr)

Coude de croisement résistant à l'usure

Publication

EP 0935050 A3 (EN)

Application

EP 99300812 A

Priority

US 1892298 A

Abstract (en)

[origin: EP0935050A2] A wear resistant crossover comprising a generally tubular element having an axial passage therethrough, and at least one exit port located through an axial wall of said crossover, wherein said crossover is made of a material including a ceramic. <IMAGE>

IPC 1-7 (main, further and additional classification)

E21B 17/10; E21B 43/26

IPC 8 full level (invention and additional information)

E21B 17/10 (2006.01); E21B 43/04 (2006.01); E21B 43/26 (2006.01)

CPC (invention and additional information)

E21B 17/1085 (2013.01); E21B 43/045 (2013.01); E21B 43/26 (2013.01)

Citation (search report)

Designated contracting state (EPC)

AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

EPO simple patent family

EP 0935050 A2 19990811; EP 0935050 A3 20010516

INPADOC legal status


2002-04-10 [18D] DEEMED TO BE WITHDRAWN

- Effective date: 20011117

2002-03-21 [REG DE 8566] DESIGNATED COUNTRY DE NOT LONGER VALID

2002-02-13 [AKX] PAYMENT OF DESIGNATION FEES

2001-05-16 [AK] DESIGNATED CONTRACTING STATES:

- Kind Code of Ref Document: A3

- Designated State(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

2001-05-16 [AX] REQUEST FOR EXTENSION OF THE EUROPEAN PATENT TO

- Free text: AL;LT;LV;MK;RO;SI

2001-05-16 [RIC1] CLASSIFICATION (CORRECTION)

- Free text: 7E 21B 17/10 A, 7E 21B 43/26 B

1999-08-11 [AK] DESIGNATED CONTRACTING STATES:

- Kind Code of Ref Document: A2

- Designated State(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

1999-08-11 [AX] REQUEST FOR EXTENSION OF THE EUROPEAN PATENT TO

- Free text: AL;LT;LV;MK;RO;SI