Vertically stacked conduits

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Patents Grantslast 30 patents

Information Patent Grant
Heat exchanger
- Patent number 4,722,388
- Issue date Feb 2, 1988
- Chauncey R. Drury
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Grant
Recuperator structures
- Patent number 4,049,050
- Issue date Sep 20, 1977
- Owens-Illinois, Inc.
- Donald F. Mold
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Grant
3926251
- Patent number 3,926,251
- Issue date Dec 16, 1975
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Grant
3841950
- Patent number 3,841,950
- Issue date Oct 15, 1974
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
3602298
- Patent number 3,602,298
- Issue date Aug 31, 1971
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Grant
3489208
- Patent number 3,489,208
- Issue date Jan 13, 1970
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Grant
3153446
- Patent number 3,153,446
- Issue date Oct 20, 1964
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Grant
1850678
- Patent number 1,850,678
- Issue date Mar 22, 1932
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
1624128
- Patent number 1,624,128
- Issue date Apr 12, 1927
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Grant
6107
- Patent number 6,107
- Issue date Feb 13, 1849
- F28 - HEAT EXCHANGE IN GENERAL