Electromagnetic waves

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Patents Grantslast 30 patents

Information Patent Grant
Process for the heat treatment of insulating material
- Patent number 4,906,309
- Issue date Mar 6, 1990
- Isover-Saint Gobain
- Bernard Bichot
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Apparatus for the heat treatment of insulating materials using micr...
- Patent number 4,879,444
- Issue date Nov 7, 1989
- Isover-Saint Gobain
- Bernard Bichot
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
3192291
- Patent number 3,192,291
- Issue date Jun 29, 1965
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
2485742
- Patent number 2,485,742
- Issue date Oct 25, 1949
- B28 - WORKING CEMENT, CLAY, OR STONE