Mark Kreinheder

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Long Beach, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Mobile cement additive and concrete admixture manufacturing process...
- Patent number 6,224,250
- Issue date May 1, 2001
- W. R. Grace & Co.-Conn.
- Mark Kreinheder
- B28 - WORKING CEMENT, CLAY, OR STONE
Information Patent Grant
Mobile admixture product manufacturing and delivery process and system
- Patent number 5,895,116
- Issue date Apr 20, 1999
- W. R. Grace & Co.-Conn.
- Mark Kreinheder
- B28 - WORKING CEMENT, CLAY, OR STONE