Title (en)

VACUUM ACTUATED SHEATH VALVE

Title (de)

UNTERDRUCKBETÄTIGTES EINWEGEVENTIL

Title (fr)

VANNE ANTI-REFLUX LINEAIRE

Publication

EP 0890146 A1 19990113 (EN)

Application

EP 96945455 A 19961227

Priority

• CA 2247840 A 19961227
• CN 96180129 A 19961227
• US 9620913 W 19961227

IPC 1-7

G05D 11/03

IPC 8 full level

F16K 15/14 (2006.01); G05D 7/01 (2006.01); G05D 11/03 (2006.01)

Designated contracting state (EPC)

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

DOCDB simple family (publication)

EP 0890146 A1 19990113; EP 0890146 A4 20001129

DOCDB simple family (application)

EP 96945455 A 19961227