Oystein Vennesland

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7000 Trondheim, NO

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Patents Grantslast 30 patents

Information Patent Grant
Process for rehabilitating internally reinforced concrete by remova...
- Patent number 5,198,082
- Issue date Mar 30, 1993
- Norwegian Concrete Technologies A/S
- Oystein Vennesland
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Process of electrochemically re-alkalizing reinforced concrete
- Patent number 4,865,702
- Issue date Sep 12, 1989
- Norsk Averflate Teknikk A/S (NOT)
- John B. Miller
- B28 - WORKING CEMENT, CLAY, OR STONE
Information Patent Grant
Removal of chlorides from concrete
- Patent number 4,832,803
- Issue date May 23, 1989
- Oystein Vennesland
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES