Donald L. Andress

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Bartlesville, OK, US

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Patents Grantslast 30 patents

Information Patent Grant
Efficiency improvement of open-cycle cascaded refrigeration process
- Patent number 5,669,234
- Issue date Sep 23, 1997
- Phillips Petroleum Company
- Clarence G. Houser
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Method of load distribution in a cascaded refrigeration process
- Patent number 5,611,216
- Issue date Mar 18, 1997
- William R. Low
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Method for liquefaction of natural gas
- Patent number 5,537,827
- Issue date Jul 23, 1996
- William R. Low
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...