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Patent applications and USPTO patent grants for Henn; Rolf.The latest application filed is for "method for purifying supply flows containing aromates by means of zeolites".
Patent | Date |
---|---|
Method for purifying supply flows containing aromates by means of zeolites Grant 8,536,398 - Henn , et al. September 17, 2 | 2013-09-17 |
Method for Purifying Supply Flows Containing Aromates by Means of Zeolites App 20080139857 - Henn; Rolf ;   et al. | 2008-06-12 |
Expandable styrene polymers Grant 5,880,166 - Gluck , et al. March 9, 1 | 1999-03-09 |
Expandable thermoplastic polymers containing organic boron-silicon compounds, and a process for their preparation Grant 5,498,640 - Witt , et al. March 12, 1 | 1996-03-12 |
Preparation of hard foams containing urethane groups or urethane and isocyanurate groups by polyisocyanate polyaddition, and polyoxyalkylene-polyols which are suitable therefor Grant 5,192,813 - Henn , et al. March 9, 1 | 1993-03-09 |
Composite elements having improved resistance against stress cracking corrosion, most preferably for low temperature housing compartments Grant 4,996,103 - Henn , et al. February 26, 1 | 1991-02-26 |
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