David M. Giddings

Person

Sugar Land, TX, US

People

Patents Grantslast 30 patents

Information Patent Grant
Terpolymer composition for aqueous drilling fluids
- Patent number RE33855
- Issue date Mar 24, 1992
- Nalco Chemical Company
- David M. Giddings
- 507 - Earth boring, well treating, and oil field chemistry
Information Patent Grant
Terpolymer compositions for aqueous drilling fluids
- Patent number RE33856
- Issue date Mar 24, 1992
- Nalco Chemical Company
- David M. Giddings
- 507 - Earth boring, well treating, and oil field chemistry
Information Patent Grant
Calcium tolerant deflocculant for drilling fluids
- Patent number 4,770,795
- Issue date Sep 13, 1988
- Nalco Chemical Company
- David M. Giddings
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Terpolymer composition for aqueous drilling fluids
- Patent number 4,678,591
- Issue date Jul 7, 1987
- Nalco Chemical Company
- David M. Giddings
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Terpolymers of 2-acrylamido-2-methylpropane-sulfonic acid, sodium s...
- Patent number 4,555,558
- Issue date Nov 26, 1985
- Nalco Chemical Company
- David M. Giddings
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Water-soluble polymers containing 2-acrylamido-2-methylpropane-sulf...
- Patent number 4,544,719
- Issue date Oct 1, 1985
- Nalco Chemical Company
- David M. Giddings
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Water-soluble terpolymers of 2-acrylamido-2-methylpropane-sulfonic...
- Patent number 4,544,722
- Issue date Oct 1, 1985
- Nalco Chemical Company
- David M. Giddings
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Terpolymers for use as high temperature fluid loss additive and rhe...
- Patent number 4,502,966
- Issue date Mar 5, 1985
- Nalco Chemical Company
- David M. Giddings
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Terpolymers for use as high temperature fluid loss additive and rhe...
- Patent number 4,502,964
- Issue date Mar 5, 1985
- Nalco Chemical Company
- David M. Giddings
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Terpolymers for use as high temperature fluid loss additive and rhe...
- Patent number 4,502,965
- Issue date Mar 5, 1985
- Nalco Chemical Company
- David M. Giddings
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

David M. Giddings

Person

Patents Grantslast 30 patents

Terpolymer composition for aqueous drilling fluids

Terpolymer compositions for aqueous drilling fluids

Calcium tolerant deflocculant for drilling fluids

Terpolymer composition for aqueous drilling fluids

Terpolymers of 2-acrylamido-2-methylpropane-sulfonic acid, sodium s...

Water-soluble polymers containing 2-acrylamido-2-methylpropane-sulf...

Water-soluble terpolymers of 2-acrylamido-2-methylpropane-sulfonic...

Terpolymers for use as high temperature fluid loss additive and rhe...

Terpolymers for use as high temperature fluid loss additive and rhe...

Terpolymers for use as high temperature fluid loss additive and rhe...