Number | Name | Date | Kind |
---|---|---|---|
2200379 | Williams | May 1940 | |
3962873 | Davis | Jun 1976 | |
4087974 | Vaughan | May 1978 | |
4259252 | Perry et al. | Mar 1981 | |
4361590 | Wojcik | Nov 1982 |
Number | Date | Country |
---|---|---|
987173 | May 1949 | FRX |
2425043 | Jan 1980 | FRX |
2034012 | Feb 1983 | GBX |
Entry |
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Becker, F. E. and Sakhuja, R. K., "Development of an Open Cycle Vapor Compression Heat Pump System", 1981 International Gas Research Conference. |