Donald Kendall Drummond

Person

Quakertown, PA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Talc antiblock compositions and method of preparation
- Patent number 7,220,789
- Issue date May 22, 2007
- Donald Kendall Drummond
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Acid stabilized calcium carbonate an method of making it
- Patent number 7,033,428
- Issue date Apr 25, 2006
- Minerals Technologies Inc.
- Donald Kendall Drummond
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Bifunctional polymers
- Patent number 6,613,856
- Issue date Sep 2, 2003
- Minerals Technologies Inc.
- Donald Kendall Drummond
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Method of improving the brightness of calcium carbonate filled paper
- Patent number 6,602,385
- Issue date Aug 5, 2003
- Minerals Technologies Inc.
- Donald Kendall Drummond
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Talc antiblock compositions and method of preparation
- Patent number 6,593,400
- Issue date Jul 15, 2003
- Minerals Technologies Inc.
- Donald Kendall Drummond
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Paper composition for improved sheet properties
- Patent number 6,287,423
- Issue date Sep 11, 2001
- Minerals Technologies Inc.
- Donald Kendall Drummond
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Use of calcium carbonate in an acidic aqueous media
- Patent number 6,228,161
- Issue date May 8, 2001
- Minerals Technologies Inc.
- Donald Kendall Drummond
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Electrolytic purification of calcium carbonate
- Patent number 6,228,249
- Issue date May 8, 2001
- Minerals Technologies Inc.
- Donald Kendall Drummond
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Synthetic mineral microparticles and retention aid and water treatm...
- Patent number 6,183,650
- Issue date Feb 6, 2001
- Minerals Technologies Inc.
- Donald Kendall Drummond
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Synthetic mineral microparticles for retention aid systems
- Patent number 6,184,258
- Issue date Feb 6, 2001
- Minerals Technologies Inc.
- Donald Kendall Drummond
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method of improvement strength of papers
- Patent number 6,090,242
- Issue date Jul 18, 2000
- Minerals Technologies Inc.
- Donald Kendall Drummond
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Polyolefin film composition and resins useable therefore and relate...
- Patent number 6,017,991
- Issue date Jan 25, 2000
- Minerals Technologies Inc.
- Donald Kendall Drummond
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Synthetic mineral microparticles
- Patent number 5,989,714
- Issue date Nov 23, 1999
- Minerals Technologies Inc.
- Donald Kendall Drummond
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method for purification of calcium carbonate
- Patent number 5,690,897
- Issue date Nov 25, 1997
- Minerals Technologies Inc.
- Donald Kendall Drummond
- C01 - INORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
Talc antiblock compositions and method of preparation
- Publication number 20040087682
- Publication date May 6, 2004
- Minerals Technologies Inc.
- Donald Kendall Drummond
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Use of calcium carbonate in an acidic aqueous media
- Publication number 20020148582
- Publication date Oct 17, 2002
- Minerals Technologies Inc.
- Donald Kendall Drummond
- C01 - INORGANIC CHEMISTRY

Donald Kendall Drummond

Person

Patents Grantslast 30 patents

Talc antiblock compositions and method of preparation

Acid stabilized calcium carbonate an method of making it

Bifunctional polymers

Method of improving the brightness of calcium carbonate filled paper

Talc antiblock compositions and method of preparation

Paper composition for improved sheet properties

Use of calcium carbonate in an acidic aqueous media

Electrolytic purification of calcium carbonate

Synthetic mineral microparticles and retention aid and water treatm...

Synthetic mineral microparticles for retention aid systems

Method of improvement strength of papers

Polyolefin film composition and resins useable therefore and relate...

Synthetic mineral microparticles

Method for purification of calcium carbonate

Patents Applicationslast 30 patents

Talc antiblock compositions and method of preparation

Use of calcium carbonate in an acidic aqueous media