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Steven Farkas
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Lynchburg, VA, US
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last 30 patents
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Patent Grant
Calcium alumina cement lined pipe
Patent number
5,955,162
Issue date
Sep 21, 1999
AMSTED Industries Incorporated
C. Gilmer Loving
B28 - WORKING CEMENT, CLAY, OR STONE
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Patent Grant
Method for lining pipe with calcium alumina cement
Patent number
5,585,141
Issue date
Dec 17, 1996
AMSTED Industries Incorporated
C. Gilmer Loving
B28 - WORKING CEMENT, CLAY, OR STONE