Method and apparatus for producing a controlled atmosphere

Details Method and apparatus for producing a controlled atmosphere Method and apparatus for producing a controlled atmosphere

1987-11-02

1989-04-04

Capossela, Ronald C.

Refrigeration

Processes

Circulating external gas

62 78, 62 94, 426418, 426419, F25J 300

Patent

active

048173916

ABSTRACT:
A method and apparatus for producing a controlled atmosphere in an area. The method includes the intermittent removal of oxygen, carbon dioxide water vapor and ethylene from the area. An apparatus to practice the method is disclosed that includes a compressor to increase the pressure of the gases present which are then separated by diffusion across membranes.

REFERENCES:
patent: 1819643 (1931-04-01), Fleisher
patent: 2617275 (1952-11-01), Goff et al.
patent: 3360380 (1967-12-01), Bedrosian
patent: 3547576 (1970-12-01), Sheikh

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