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Patent applications and USPTO patent grants for Zwickel; Gerald.The latest application filed is for "hood-type annealing furnace and method for operating the same".
Patent | Date |
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Method and configuration for the recovery of thermal energy in the heat treatment of cold-rolled steel strip in a hood-type annealing furnace Grant 9,506,377 - Zwickel November 29, 2 | 2016-11-29 |
Hood-type annealing furnace and method for operating the same Grant 9,297,585 - Zwickel March 29, 2 | 2016-03-29 |
Process for producing a coated metal strip Grant 9,045,829 - Krech , et al. June 2, 2 | 2015-06-02 |
Hood-type Annealing Furnace And Method For Operating The Same App 20140151941 - ZWICKEL; GERALD | 2014-06-05 |
Method And Configuration For The Recovery Of Thermal Energy In The Heat Treatment Of Cold-rolled Steel Strip In A Hood-type Annealing Furnace App 20130318970 - Zwickel; Gerald | 2013-12-05 |
Process For Producing A Coated Metal Strip App 20130000372 - Krech; Dieter ;   et al. | 2013-01-03 |
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