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특허 상세정보

Refrigerating unit

국가/구분 United States(US) Patent 등록
국제특허분류(IPC7판) C01M-010/700   
미국특허분류(USC) 62/114 ; 252/068
출원번호 US-0562364 (1995-11-22)
우선권정보 JP-0024169 (1993-02-12)
발명자 / 주소
출원인 / 주소
대리인 / 주소
    Darby & Darby
인용정보 피인용 횟수 : 16  인용 특허 : 0
초록

A refrigerating unit having at least one refrigerating machine oil using polyol ester system oil as its base oil in at least one refrigeration cycle using at least one hydrofluorocarbon system refrigerant as a refrigerant, the present invention sets the purity of hydrofluorocarbon system refrigerant to the level higher than 99.95 wt % and the mixing of chlorine system refrigerant to the level lower than 80 ppm. In addition, the performance and reliability of refrigerating unit using the hydrofluorocarbon system refrigerant such as R134a can be enhanced b...

대표
청구항

[ What is claimed is:] [1.] A refrigerating unit using a hydrofluorocarbon system refrigerant in a refrigeration cycle and having at least one refrigerating machine oil with a polyol ester oil as its base oil, wherein said polyol ester oil is a chemical compound prepared by polymerizing without a catalyst at least one polyol having at least two functional groups with at least one alkyl fatty acid having a straight chain or a branched chain, the poly ester oil having a fluidity point lower than -40.degree. C., a two-liquid separation temperature lower tha...

이 특허를 인용한 특허 피인용횟수: 16

  1. Schnur, Nicholas E.. Blended polyol ester lubricants for refrigerant heat transfer fluids. USP2003046551523.
  2. Stan Jones ; Milford D. Jones ; Curt D. Jones. Control system for cryogenic processor for liquid feed preparation of free-flowing frozen product. USP2002126494049.
  3. Jones Curt D. ; Jones Stan. Cryogenic processor for liquid feed preparation of a free-flowing frozen product. USP2001046209329.
  4. Singh, Rajiv Ratna; Wilson, David Paul; Thomas, Raymond Hilton Percival; Richard, Robert Gerard. Hydrofluorocarbon refrigerant compositions soluble in lubricating oil. USP2003036526764.
  5. Jones, Stanley O.; Jones, Curt D.. Method and apparatus for making a popcorn-shaped frozen product. USP2003046555154.
  6. Curt D. Jones ; Stan Jones ; Thomas G. Timmons. Method for manufacturing a vending machine for serving extremely cold frozen product and method for distributing same. USP2002066401464.
  7. Curt D. Jones ; Stan Jones ; Thomas G. Timmons. Method for manufacturing a vending machine for serving extremely cold frozen product and method for distributing same. USP2002116481226.
  8. Jones Curt D. ; Jones Stan ; Timmons Thomas G.. Method for manufacturing a vending machine for serving extremely cold frozen product and method for distributing same. USP2001106308522.
  9. Jones, Curt D.; Jones, Stan; Timmons, Thomas G.. Method for manufacturing a vending machine for serving extremely cold frozen product and method for distributing same. USP2003056560973.
  10. Schnur,Nicholas E.; Beimesch,Bruce J.. Method of improving performance of refrigerant systems. USP2006037018558.
  11. Kawabata, Hirotaka; Akashi, Hironari; Yokota, Kazuhiro. Refrigerant compressor. USP2016089422930.
  12. Kaneko Masato,JPX ; Tazaki Toshinori,JPX ; Sakanoue Shuichi,JPX. Refrigerating oil composition. USP2001116322719.
  13. Kwon,Gi Bong; Jung,Won Hyun; Lee,Su Won; Lee,Dong Won. Refrigerating system having reciprocating compressor. USP2008077404701.
  14. Takashi Sunaga JP; Masato Watanabe JP. Refrigerator using a polyvinyl ether refrigerator oil. USP2002096454960.
  15. Futagami Yoshiyuki,JPX ; Hirano Hideo,JPX ; Oka Hideto,JPX ; Tsubokawa Masahiro,JPX. Sliding member and refrigerating compressor using the same. USP2001106299424.
  16. Jones,Curt D.; Jones,Stan. Tray for producing particulate food products. USP2008017316122.

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