| 发明名称 | Refrigerant mixtures | ||
| 摘要 | A method of providing a replacement or alternative refrigerant, wherein the replacement or alternative refrigerant is a gaseous mixture consisting of propane in a concentration from 71% to 79% by weight and butene in a concentration from 21% to 29% by weight as a replacement or alternative refrigerant gas for R134a and/or for other refrigerants which are replacements or alternatives to R134a containing HFC (hydrofluorocarbons), HFO (hydrofluoro olefins) and HFE (hydrofluoro ethers). | ||
| 申请公布号 | US9534161(B2) | 申请公布日期 | 2017.01.03 |
| 申请号 | US201314414457 | 申请日期 | 2013.07.16 |
| 申请人 | TAZZETTI S.P.A. | 发明人 | Mondino Riccardo;Longoni Valentina |
| 分类号 | C09K5/04;F25B45/00 | 主分类号 | C09K5/04 |
| 代理机构 | Thomas Horstemeyer, LLP | 代理人 | Thomas Horstemeyer, LLP |
| 主权项 | 1. A method comprising: providing a replacement or alternative refrigerant, wherein the replacement or alternative refrigerant is a gaseous mixture consisting of: propane in a concentration from 71% to 79% by weight and butene or mixtures thereof in a concentration from 21% to 29% by weight as a replacement or alternative refrigerant gas for R134a and/or for other refrigerants which are replacements or alternatives to R134a containing HFC (hydrofluorocarbons), HFO (hydrofluoro olefins) and HFE (hydrofluoro ethers). | ||
| 地址 | Volpiano (Turin) IT | ||