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EP0066439A1 Expired / Lapsed EP ⏱️ 0.0 years remaining

Rankine cycle with organic working fluid

Assignee: Daikin Industries Ltd
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Filing: 1982-05-25
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Granted: —
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Expires: 2002-05-25
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Abstract

Abstract Working fluids for use with the Rankine cycle comprising 5 to 50% by weight of tetrafluoromethane, 40 to 95% by weight of trifluoromethane and 0 to 10% by weight of monochlorodifluoromethane.

Inventors

  • 👤 Naonori Enjo
  • 👤 Hideki Aomi
  • 👤 Yuko Harada
  • 👤 Masahiro Noguchi

Bibliographic Details

Application Number —
Jurisdiction EP
Data Source google_patents
Last Synchronized 2026-11-06 06:15
CPC Classifications
C; C09; C09K; C09K5/00; C09K5/02; C09K5/04; C09K5/041; C09K5/044; C09K5/045; F; F01; F01K; F01K25/00; F01K25/08; F01K25/10; C09K2205/00; C09K2205/10; C09K2205/12; C09K2205/122; C09K2205/22

Claims Analysis

Total Claims: 5
Claim 1
Independent Claim 31 words
Working fluids for use with the Rankine cycle comprising 5 to 50% by weight of tetrafluoromethane, 40 to 95% by weight of trifluoromethane and 0 to 10% by weight of monochlorodifluoromethane.
Claim 2
Dependent Claim 31 words
Working fluids for use with the Rankine cycle comprising 5 to 50% by weight of tetrafluoromethane, 40 to 95% by weight of trifluoromethane and 0 to 10% by weight of monochlorodifluoromethane.
Claim 3
Dependent Claim 29 words
Working fluids for use with the Rankine cycle according to claim 1 which comprises 5 to 50% by weight of tetrafluoromethane and 50 to 95% by weight of trifluoromethane.
Claim 4
Dependent Claim 36 words
Working fluids for use with the Rankine cycle according to claim 1 which comprise 5 to 50% by weight of tetrafluoromethane, 40 to 90% by weight of trifluoromethane and 5 to 10% by weight of monochlorodifluoromethane.
Claim 5
Dependent Claim 19 words
A process for carrying out the Rankine cycle using the working fluid of claim 1 and liquefied natural gas.

References Cited (Backward Citations)

GB161593A Cited
CH199568A Cited

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