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Patents Grantslast 30 patents

Information Patent Grant
Apparatus for the treatment of a contaminated gas of elevated tempe...
- Patent number 4,569,388
- Issue date Feb 11, 1986
- Jacob Weitman
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Grant
Heat energy reservoir using solid removal and gravitation settling...
- Patent number 3,997,001
- Issue date Dec 14, 1976
- Talbot A. Chubb
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Grant
3590916
- Patent number 3,590,916
- Issue date Jul 6, 1971
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
3384161
- Patent number 3,384,161
- Issue date May 21, 1968
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Grant
3198247
- Patent number 3,198,247
- Issue date Aug 3, 1965
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
2662742
- Patent number 2,662,742
- Issue date Dec 15, 1953
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
470360
- Patent number 470,360
- Issue date Mar 8, 1892
- A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
Information Patent Grant
344632
- Patent number 344,632
- Issue date Jun 29, 1886
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Grant
148978
- Patent number 148,978
- Issue date Mar 24, 1874
- F28 - HEAT EXCHANGE IN GENERAL