发明授权
US4943388A Azeotrope-like compositions of pentafluoroethane; 1,1,1-trifluoroethane;
and chlorodifluoromethane
失效
五氟乙烷类共沸组合物; 1,1,1-三氟乙烷; 和氯二氟甲烷
- 专利标题: Azeotrope-like compositions of pentafluoroethane; 1,1,1-trifluoroethane; and chlorodifluoromethane
- 专利标题(中): 五氟乙烷类共沸组合物; 1,1,1-三氟乙烷; 和氯二氟甲烷
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申请号: US372576申请日: 1989-06-28
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公开(公告)号: US4943388A公开(公告)日: 1990-07-24
- 发明人: Ian R. Shankland , Robert G. Richard , Earl A. E. Lund
- 申请人: Ian R. Shankland , Robert G. Richard , Earl A. E. Lund
- 申请人地址: NJ Morris Township, Morris County
- 专利权人: Allied-Signal Inc.
- 当前专利权人: Allied-Signal Inc.
- 当前专利权人地址: NJ Morris Township, Morris County
- 主分类号: C09K5/04
- IPC分类号: C09K5/04 ; C11D7/50
摘要:
Azeotrope-like compositions comprising pentafluoroethane; 1,1,1-trifluoroethane; and chlorodifluoromethane are stable and have utility as refrigerants for heating and cooling.
公开/授权文献
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