(19)
(11)
EP 0 202 323 A1
(12)
(43)
Date of publication:
26.11.1986
Bulletin 1986/48
(21)
Application number:
86900364.0
(22)
Date of filing:
15.11.1985
(51)
International Patent Classification (IPC):
F16K
11/
00
( . )
B01F
5/
00
( . )
(86)
International application number:
PCT/US1985/002276
(87)
International publication number:
WO 1986/003137
(
05.06.1986
Gazette 1986/12)
(84)
Designated Contracting States:
DE FR GB SE
(30)
Priority:
29.11.1984
US 19840676126
(71)
Applicant:
BECKMAN INSTRUMENTS, INC.
Fullerton California 92634 (US)
(72)
Inventors:
LEYTES, Lev, J.
Palo Alto, CA 94306 (US)
PENHASI, Harry, A.
Cupertino, CA 95014 (US)
(74)
Representative:
Wotherspoon, Graham
FITZPATRICKS 4 West Regent Street
Glasgow G2 1RS Scotland
Glasgow G2 1RS Scotland (GB)
(54)
MIXING TEE CHECK VALVE AND METHOD