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Patent applications and USPTO patent grants for Murch; Robert M..The latest application filed is for "method of sealing interior mine surface with a fire retardant hydrophilic polyurethane foam and resulting product".
Patent | Date |
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Method of sealing interior mine surface with a fire retardant hydrophilic polyurethane foam and resulting product Grant 4,237,182 - Fulmer , et al. December 2, 1 | 1980-12-02 |
Flame-retardant polyurethane foams Grant 4,230,822 - Murch , et al. October 28, 1 | 1980-10-28 |
Flame retardant urethane and method Grant 4,165,411 - Marans , et al. August 21, 1 | 1979-08-21 |
Heavily loaded flame retardant urethane and method Grant 4,066,578 - Murch , et al. January 3, 1 | 1978-01-03 |
Alkoxy derivatives of the adduct from phosphorous pentachloride and hexamethylphosphoramide Grant 3,943,197 - Murch March 9, 1 | 1976-03-09 |
Smoke-flame retardant hydrophilic urethane and method Grant 3,897,372 - Kehr , et al. July 29, 1 | 1975-07-29 |
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