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11.
公开(公告)号:US3115014A
公开(公告)日:1963-12-24
申请号:US21318362
申请日:1962-07-30
Applicant: LITTLE INC A
Inventor: HOGAN WALTER H
IPC: F02G1/04
CPC classification number: F02G1/04
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12.Cryogenic joule-thomson helium liquefier with cascade helium and nitrogen refrigeration circuits 失效
Title translation: 具有级联氦和氮制冷回路的低温焦耳tho ium液化器公开(公告)号:US3299646A
公开(公告)日:1967-01-24
申请号:US37585464
申请日:1964-06-17
Applicant: LITTLE INC A
Inventor: STUART ROBERT W , CHELLIS FRED F , HOGAN WALTER H
CPC classification number: F25J1/0065 , F25J1/0276 , F25J2270/912
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公开(公告)号:US3188819A
公开(公告)日:1965-06-15
申请号:US32278263
申请日:1963-11-12
Applicant: LITTLE INC A
Inventor: HOGAN WALTER H
IPC: F25B9/14
CPC classification number: F25B9/14 , F25B2309/003
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14.Closed-cycle cryogenic refrigerator and apparatus embodying same 失效
Title translation: 封闭循环低温冰箱及其体现的装置公开(公告)号:US3151466A
公开(公告)日:1964-10-06
申请号:US30269163
申请日:1963-08-16
Applicant: LITTLE INC A
Inventor: HOGAN WALTER H
CPC classification number: B01D8/00 , F17C3/085 , F17C2223/0161 , F17C2227/03 , F25B9/14 , F25B2309/003
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公开(公告)号:US3148512A
公开(公告)日:1964-09-15
申请号:US28055763
申请日:1963-05-15
Applicant: LITTLE INC A
Inventor: HOFFMAN THOMAS E , HOGAN WALTER H , STUART ROBERT W
IPC: F25B9/14
CPC classification number: F25B9/14 , F25B2309/003
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