Valve system

Details Valve system Valve system

1997-03-19

1998-06-09

Chambers, A. Michael

Fluid handling

With heating or cooling of the system

Circulating fluid in heat exchange relationship

137375, 251368, F16K 4900

Patent

active

057620997

ABSTRACT:
A valve (14,16) for handling a hot fluid material such as the coal dust formed in the smelting of direct reduced ore, in which those parts of the valve body (19) in direct contact with the material have double walls which contain a non-fluid medium (22) such as kaowool between them for heat insulating the walls, while those parts (26) which are not so in contact are cooled with a fluid medium such as water.

REFERENCES:
patent: 3726305 (1973-04-01), Erickson et al.
patent: 3770005 (1973-11-01), Brandenburg
patent: 3941186 (1976-03-01), Schneider
patent: 4161959 (1979-07-01), Jonsen et al.
patent: 4402337 (1983-09-01), Schuurman
patent: 4410002 (1983-10-01), Schurrman
patent: 5062445 (1991-11-01), Junier

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