Gas stream purification apparatus

Details Gas stream purification apparatus Gas stream purification apparatus

1994-02-08

1996-07-23

Straub, Gary P.

Chemistry of inorganic compounds

Modifying or removing component of normally gaseous mixture

423299, 423322, 117954, 117955, C01B 2500, C01B 2506, B01D 5334

Patent

active

055387020

ABSTRACT:
A method for the treatment of a stream of exhaust gases including phosphine in which the stream is heated to a sufficiently high temperature to decompose the phosphine to phosphorus vapor and the stream is then passed into a reactor containing calcium oxide heated to above about 100.degree. C. An oxygen containing stream is also passed into the reactor.

REFERENCES:
patent: 4258018 (1981-03-01), Powell
patent: 4355010 (1982-10-01), Jodden et al.
patent: 4442077 (1984-04-01), Foster et al.
patent: 4551197 (1985-11-01), Guilmette et al.
patent: 4565677 (1986-01-01), Yusa
patent: 5096681 (1992-03-01), Cheung
patent: 5417934 (1995-05-01), Smith et al.

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