Valves and valve actuation – Valve – Materials
Patent
1990-11-14
1992-01-14
Chambers, A. Michael
Valves and valve actuation
Valve
Materials
F16K 300
Patent
active
050803255
ABSTRACT:
Corrosion resistance of valves or fittings exposed to corrosive attack by the environment in which they are normally used can be improved by covering those portions of the valve or fitting of thinner cross-section by a thin metal sleeve fabricated from an alloy resistant to corrosive attack by the environment.
REFERENCES:
patent: 2050339 (1936-08-01), Kidd
patent: 2458502 (1949-01-01), Cape
patent: 2890017 (1959-06-01), Shafer
patent: 4260134 (1981-04-01), Ripert
patent: 4424953 (1984-01-01), Takagi et al.
patent: 4513947 (1985-04-01), Amend
patent: 4723518 (1988-02-01), Kawasaki et al.
patent: 4754950 (1988-07-01), Tada et al.
Air Products and Chemicals Inc.
Chambers A. Michael
Marsh William F.
Simmons James C.
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