Christian S. Harstick

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Crestwood, MO, US

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Patents Grantslast 30 patents

Information Patent Grant
Graft copolymer comprising a star-shaped polymer and an n-allyl amide
- Patent number 5,534,174
- Issue date Jul 9, 1996
- Ethyl Petroleum Additives, Inc.
- Christian S. Harstick
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Composition containing a mannich base of a partially sulfurized hin...
- Patent number 5,166,439
- Issue date Nov 24, 1992
- Ethyl Petroleum Additives, Inc.
- William Y. Lam
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Lubricant composition
- Patent number 4,278,555
- Issue date Jul 14, 1981
- Ethyl Corporation
- Edward F. Zaweski
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...