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Patent applications and USPTO patent grants for Spears, Jr.; William E..The latest application filed is for "blasting apparatus and method for blast cleaning a solid surface".
Patent | Date |
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Blasting apparatus and method for blast cleaning a solid surface Grant 5,591,064 - Spears, Jr. January 7, 1 | 1997-01-07 |
Cleaning method and apparatus utilizing sodium bicarbonate particles Grant 5,588,901 - Rubey, III , et al. December 31, 1 | 1996-12-31 |
Slurry blasting process Grant 5,575,705 - Yam , et al. November 19, 1 | 1996-11-19 |
Blast nozzle for water injection and method of using same for blast cleaning solid surfaces Grant 5,509,849 - Spears, Jr. April 23, 1 | 1996-04-23 |
Water blasting process Grant 5,384,990 - Spears, Jr. January 31, 1 | 1995-01-31 |
Blasting apparatus and method Grant 5,230,185 - Kirschner , et al. * July 27, 1 | 1993-07-27 |
Process for removing coatings from sensitive substrates, and blasting media useful therein Grant 5,160,547 - Kirschner , et al. November 3, 1 | 1992-11-03 |
Blasting apparatus Grant 5,083,402 - Kirschner , et al. January 28, 1 | 1992-01-28 |
Blasting apparatus Grant 5,081,799 - Kirschner , et al. January 21, 1 | 1992-01-21 |
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