William E. Spears Jr.

Person

Houston, TX, US

People

Patents Grantslast 30 patents

Information Patent Grant
Slurry cleaning process
- Patent number 5,863,883
- Issue date Jan 26, 1999
- Church & Dwight Co., Inc.
- Benny S. Yam
- B08 - CLEANING
Information Patent Grant
Slurry cleaning process
- Patent number 5,593,339
- Issue date Jan 14, 1997
- Church & Dwight Co., Inc.
- Benny S. Yam
- B08 - CLEANING
Information Patent Grant
Blasting apparatus and method for blast cleaning a solid surface
- Patent number 5,591,064
- Issue date Jan 7, 1997
- Church & Dwight Co., Inc.
- William E. Spears
- B24 - GRINDING POLISHING
Information Patent Grant
Cleaning method and apparatus utilizing sodium bicarbonate particles
- Patent number 5,588,901
- Issue date Dec 31, 1996
- Corporation; Yelapa
- Arthur C. Rubey
- B08 - CLEANING
Information Patent Grant
Slurry blasting process
- Patent number 5,575,705
- Issue date Nov 19, 1996
- Church & Dwight Co., Inc.
- Benny S. Yam
- B08 - CLEANING
Information Patent Grant
Blast nozzle for water injection and method of using same for blast...
- Patent number 5,509,849
- Issue date Apr 23, 1996
- Church & Dwight Co., Inc.
- William E. Spears
- B24 - GRINDING POLISHING
Information Patent Grant
Media control valve
- Patent number 5,421,767
- Issue date Jun 6, 1995
- Church & Dwight Co., Inc.
- William E. Spears
- B24 - GRINDING POLISHING
Information Patent Grant
Differential pressure metering and dispensing system for abrasive m...
- Patent number 5,407,379
- Issue date Apr 18, 1995
- Church & Dwight Co., Inc.
- James D. Shank
- B24 - GRINDING POLISHING
Information Patent Grant
Water blasting process
- Patent number 5,384,990
- Issue date Jan 31, 1995
- Church & Dwight Co., Inc.
- William E. Spears
- B08 - CLEANING
Information Patent Grant
Blasting apparatus and method
- Patent number 5,230,185
- Issue date Jul 27, 1993
- Church & Dwight Co., Inc.
- Lawrence Kirschner
- B24 - GRINDING POLISHING
Information Patent Grant
Process for removing coatings from sensitive substrates, and blasti...
- Patent number 5,160,547
- Issue date Nov 3, 1992
- Church & Dwight Co., Inc.
- Lawrence Kirschner
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Blasting apparatus
- Patent number 5,083,402
- Issue date Jan 28, 1992
- Church & Dwight Co., Ind.
- Lawrence Kirschner
- B24 - GRINDING POLISHING
Information Patent Grant
Blasting apparatus
- Patent number 5,081,799
- Issue date Jan 21, 1992
- Church & Dwight Co., Inc.
- Lawrence Kirschner
- B24 - GRINDING POLISHING

William E. Spears Jr.

Person

Patents Grantslast 30 patents

Slurry cleaning process

Slurry cleaning process

Blasting apparatus and method for blast cleaning a solid surface

Cleaning method and apparatus utilizing sodium bicarbonate particles

Slurry blasting process

Blast nozzle for water injection and method of using same for blast...

Media control valve

Differential pressure metering and dispensing system for abrasive m...

Water blasting process

Blasting apparatus and method

Process for removing coatings from sensitive substrates, and blasti...

Blasting apparatus

Blasting apparatus