David P. Workman

Person

Naperville, IL, US

People

Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for filtration of samples for online analyzers
- Patent number 11,639,883
- Issue date May 2, 2023
- Ecolab USA Inc.
- Darlington Mlambo
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Method and apparatus for filtration of samples for online analyzers
- Patent number 10,571,372
- Issue date Feb 25, 2020
- Ecolab USA Inc.
- Darlington Mlambo
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Production and use of polysilicate particulate materials
- Patent number 10,227,238
- Issue date Mar 12, 2019
- Ecolab USA Inc.
- Francois Batllo
- A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
Information Patent Grant
Method for inhibiting the formation and deposition of silica scale...
- Patent number 6,461,518
- Issue date Oct 8, 2002
- Nalco Chemical Company
- Konstantinos Demadis
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Measurement of microbiological activity in an opaque medium
- Patent number 6,440,689
- Issue date Aug 27, 2002
- Ondeo Nalco Company
- Rodney H. Banks
- C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information Patent Grant
Use of control matrix for cooling water systems control
- Patent number 6,315,909
- Issue date Nov 13, 2001
- Nalco Chemical Company
- John E. Hoots
- G05 - CONTROLLING REGULATING
Information Patent Grant
Fluorescent monomers and polymers containing same for use in indust...
- Patent number 6,312,644
- Issue date Nov 6, 2001
- Nalco Chemical Company
- Barbara E. Moriarty
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Method for inhibiting the formation and deposition of silica scale...
- Patent number 6,153,106
- Issue date Nov 28, 2000
- Nalco Chemical Company
- Douglas G. Kelley
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Cross-linked polymide binders for ceramics manufacture
- Patent number 6,075,082
- Issue date Jun 13, 2000
- Nalco Chemical Company
- David P. Workman
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Hindered amines for treating industrial water systems
- Patent number 5,419,837
- Issue date May 30, 1995
- Nalco Chemical Company
- Martin R. Godfrey
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...

Patents Applicationslast 30 patents

Information Patent Application
METHOD AND APPARATUS FOR FILTRATION OF SAMPLES FOR ONLINE ANALYZERS
- Publication number 20200150010
- Publication date May 14, 2020
- ECOLAB USA INC.
- Darlington Mlambo
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Application
METHOD AND APPARATUS FOR FILTRATION OF SAMPLES FOR ONLINE ANALYZERS
- Publication number 20160327459
- Publication date Nov 10, 2016
- ECOLAB USA INC.
- Darlington Mlambo
- G01 - MEASURING TESTING
Information Patent Application
METHOD OF PREPARING AGGLOMERATED COMPOSITE MATERIALS
- Publication number 20080190037
- Publication date Aug 14, 2008
- David P. Workman
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Production and use of polysilicate particulate materials
- Publication number 20070231249
- Publication date Oct 4, 2007
- Francois Batllo
- A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
Information Patent Application
Method of preparing agglomerated composite materials
- Publication number 20050178070
- Publication date Aug 18, 2005
- David P. Workman
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Method of preparing agglomerated silica
- Publication number 20050004236
- Publication date Jan 6, 2005
- David P. Workman
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Measurement of microbiological activity in an opaque medium
- Publication number 20020042092
- Publication date Apr 11, 2002
- Rodney H. Banks
- C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...

David P. Workman

Person

Patents Grantslast 30 patents

Method and apparatus for filtration of samples for online analyzers

Method and apparatus for filtration of samples for online analyzers

Production and use of polysilicate particulate materials

Method for inhibiting the formation and deposition of silica scale...

Measurement of microbiological activity in an opaque medium

Use of control matrix for cooling water systems control

Fluorescent monomers and polymers containing same for use in indust...

Method for inhibiting the formation and deposition of silica scale...

Cross-linked polymide binders for ceramics manufacture

Hindered amines for treating industrial water systems

Patents Applicationslast 30 patents

METHOD AND APPARATUS FOR FILTRATION OF SAMPLES FOR ONLINE ANALYZERS

METHOD AND APPARATUS FOR FILTRATION OF SAMPLES FOR ONLINE ANALYZERS

METHOD OF PREPARING AGGLOMERATED COMPOSITE MATERIALS

Production and use of polysilicate particulate materials

Method of preparing agglomerated composite materials

Method of preparing agglomerated silica

Measurement of microbiological activity in an opaque medium