Title: Hybrid gas cryogenic cooler

Abstract: One or more radiant cooler refrigeration stages are coupled to each other in a tandem relationship which in turn are coupled in a tandem relationship with one or more Joule-Thomson cooler stages coupled in tandem relationship with each other.

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Inventors: Annable, Richard V. (Fort Wayne, IN, US)

Application Number: 705219
Filing Date: 1976-07-14
Publication_date: 1978-03-28
Assignee: International Telephone and Telegraph Corporation (Nutley, NJ)
Primary Class(es): 62/51.2
Other Classes:
US Patent Ref:

3018643	Jan, 1962	Evers	62/514.
3415077	Dec, 1968	Collins	62/514.
3590597	Jul, 1971	Campbell	62/514.
3800552	Apr, 1974	Sollami et al.	62/514.
3827252	Aug, 1974	Chovet et al.	62/514.
3983714	Oct, 1976	Fletcher	62/514.

Other Refs:
Primary Examiner: Capossela, Ronald C.
Assistant Examiner:
Attorney: O'Halloran; John T., Hill; Alfred C.