Multi-stage cryogenic refrigerators

Details Multi-stage cryogenic refrigerators Multi-stage cryogenic refrigerators

1984-07-02

1986-04-29

Capossela, Ronald C.

Refrigeration

Gas compression, heat regeneration and expansion, e.g.,...

60520, F25B 900

Patent

active

045848394

ABSTRACT:
First and second multi-stage cryogenic refrigerators each have a displacer driven by a common motor so that the displacers are substantially 180.degree. out of phase. The final stage of each refrigerator has a regenerator arranged in a heat exchange relationship with counterflow.

REFERENCES:
patent: 3310954 (1967-03-01), Sijtstra et al.
patent: 3365896 (1968-01-01), Berry
patent: 3400544 (1968-09-01), Prast
patent: 3426525 (1969-02-01), Rubin
patent: 4335579 (1982-06-01), Sugimoto
patent: 4438631 (1984-03-01), Sarcia

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