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Patent applications and USPTO patent grants for Hanvey, Jr.; Curtis L..The latest application filed is for "systems and processes for recycling glass fiber waste material into glass fiber product".
Patent | Date |
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Systems and processes for recycling glass fiber waste material into glass fiber product Grant 6,199,778 - Hanvey, Jr. March 13, 2 | 2001-03-13 |
Systems and process for recycling glass fiber waste material into glass fiber product Grant 6,029,477 - Hanvey, Jr. February 29, 2 | 2000-02-29 |
System and process for recycling waste material produced by a glass fiberizing process Grant 5,772,126 - Hanvey, Jr. , et al. June 30, 1 | 1998-06-30 |
Production of glass fibers from scrap glass fibers Grant 5,352,258 - DeGreve , et al. October 4, 1 | 1994-10-04 |
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