(19)
(11)
EP 0 083 596 A1
(12)
(43)
Date of publication:
20.07.1983
Bulletin 1983/29
(21)
Application number:
82901704.0
(22)
Date of filing:
22.04.1982
(51)
International Patent Classification (IPC):
F28F
9/
013
( . )
F28F
19/
06
( . )
(86)
International application number:
PCT/US1982/000522
(87)
International publication number:
WO 1983/000381
(
03.02.1983
Gazette 1983/04)
(84)
Designated Contracting States:
AT BE CH DE FR GB LI LU NL SE
(30)
Priority:
15.07.1981
US 19810283406
(71)
Applicant:
TURBINE METAL TECHNOLOGY INC.
Burbank, CA 91506 (US)
(72)
Inventors:
SIEVERS, George Kelly
Burbank, CA 91505 (US)
CLARK, Eugene V.
Northridge, CA 91324 (US)
(54)
BEARING SURFACES IN NUCLEAR REACTOR HEAT EXCHANGERS AND THE LIKE