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Patent applications and USPTO patent grants for Haubensak; Otto.The latest application filed is for "method for producing sorbents on the basis of a cellulose-containing material and clay minerals".
Patent | Date |
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Method for producing sorbents on the basis of a cellulose-containing material and clay minerals Grant 6,294,118 - Huber , et al. September 25, 2 | 2001-09-25 |
Litter product and process for its manufacture Grant 6,019,063 - Haubensak , et al. February 1, 2 | 2000-02-01 |
Process for producing sorbents based on smectites to absorb liquids Grant 5,648,306 - Hahn , et al. July 15, 1 | 1997-07-15 |
Process for production of sorbents for uptake of liquids Grant 5,450,817 - Hahn , et al. September 19, 1 | 1995-09-19 |
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