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Title: Valve for cryogenic service

Abstract

This patent relates to a valve for use with a liquefied gas at cryogenic temperatures in which a pair of joined knife edges are bellows controlled to contact an indium alloy seat in an annular slot when flow is to be stopped. The sealing alloy may be renewed by heating in situ. (auth)

Inventors:
Issue Date:
OSTI Identifier:
7368419
Patent Number(s):
3902695
Assignee:
U.S. Energy Research and Development Administration
Patent Classifications (CPCs):
F - MECHANICAL ENGINEERING F16 - ENGINEERING ELEMENTS AND UNITS F16K - VALVES
Resource Type:
Patent
Resource Relation:
Patent File Date: Filed date 13 Dec 1973; Other Information: PAT-APPL-424,257
Country of Publication:
United States
Language:
English
Subject:
42 ENGINEERING; VALVES; DESIGN; CONTROL; CRYOGENIC FLUIDS; FLUID FLOW; CONTROL EQUIPMENT; EQUIPMENT; FLOW REGULATORS; FLUIDS; 420200* - Engineering- Facilities, Equipment, & Techniques

Citation Formats

Worwetz, H A. Valve for cryogenic service. United States: N. p., 1975. Web.
Worwetz, H A. Valve for cryogenic service. United States.
Worwetz, H A. Tue . "Valve for cryogenic service". United States.
@article{osti_7368419,
title = {Valve for cryogenic service},
author = {Worwetz, H A},
abstractNote = {This patent relates to a valve for use with a liquefied gas at cryogenic temperatures in which a pair of joined knife edges are bellows controlled to contact an indium alloy seat in an annular slot when flow is to be stopped. The sealing alloy may be renewed by heating in situ. (auth)},
doi = {},
journal = {},
number = ,
volume = ,
place = {United States},
year = {1975},
month = {9}
}