Grichar; Charles N.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Grichar; Charles N..The latest application filed is for "screen assembly for vibratory separator".
- Grichar; Charles N. - Houston TX
| Patent | Date |
|---|---|
| Screen assembly for vibratory separator Grant 7,520,391 - Schulte, Jr. , et al. April 21, 2 | 2009-04-21 |
| Screen assembly for vibratory separator App 20080029442 - Schulte; David L. JR. ; et al. | 2008-02-07 |
| Screen basket and shale shakers Grant 7,216,767 - Schulte , et al. May 15, 2 | 2007-05-15 |
| Dam basket for vibratory separators Grant 7,198,156 - Schulte , et al. April 3, 2 | 2007-04-03 |
| Screen assembly for vibratory separators Grant 7,000,776 - Winkler , et al. February 21, 2 | 2006-02-21 |
| Dam basket for vibratory separators App 20060011520 - Schulte,; David L. ; et al. | 2006-01-19 |
| Vibratory separators and sealing screens App 20050224398 - Largent, David Wayne ; et al. | 2005-10-13 |
| Screen basket and shale shakers App 20050199532 - Schulte, David L. ; et al. | 2005-09-15 |
| Methods for sealing screen assemblies on vibratory separators App 20050035033 - Adams, Thomas C. ; et al. | 2005-02-17 |
| Apparatuses and methods for making glued screen assemblies App 20040251175 - Adams, Thomas C. ; et al. | 2004-12-16 |
| Screen assemblies for shale shakers Grant 6,769,550 - Adams , et al. August 3, 2 | 2004-08-03 |
| Automated methods for making screen assemblies for vibratory separators App 20040112522 - Ward, Kerry T. ; et al. | 2004-06-17 |
| Screen assembly for vibratory separators App 20040099578 - Winkler, Joseph C. ; et al. | 2004-05-27 |
| Glued screens for shale shakers Grant 6,736,270 - Adams , et al. May 18, 2 | 2004-05-18 |
| Vibratory separator Grant 6,715,611 - Crabbe , et al. April 6, 2 | 2004-04-06 |
| Screen assembly for vibratory separator App 20040007508 - Schulte, David L. JR. ; et al. | 2004-01-15 |
| Methods for making glued shale shaker screens Grant 6,669,985 - Adams , et al. December 30, 2 | 2003-12-30 |
| Screen assembly for vibratory separators Grant 6,607,080 - Winkler , et al. August 19, 2 | 2003-08-19 |
| Screen assemblies for shale shakers App 20030136710 - Adams, Thomas C. ; et al. | 2003-07-24 |
| Method for making vibratory separator screens Grant 6,565,698 - Adams , et al. May 20, 2 | 2003-05-20 |
| Vibratory separator screens App 20030042179 - Adams, Thomas C. ; et al. | 2003-03-06 |
| Screens for vibratory separators App 20030010437 - Adams, Thomas C. ; et al. | 2003-01-16 |
| Vibratory separator App 20020175111 - Crabbe, Mark ; et al. | 2002-11-28 |
| Vibrator separator screens Grant 6,454,099 - Adams , et al. September 24, 2 | 2002-09-24 |
| Glued screens for shale shakers App 20020130064 - Adams, Thomas C. ; et al. | 2002-09-19 |
| Self-flattening screens for vibratory separators App 20020104611 - Adams, Thomas C. ; et al. | 2002-08-08 |
| Screen basket for shale shakers Grant 6,371,301 - Schulte , et al. April 16, 2 | 2002-04-16 |
| Vibratory separator screens Grant 6,371,302 - Adams , et al. April 16, 2 | 2002-04-16 |
| Screen assemly for vibratory separators App 20020000399 - Winkler, Joseph Charles ; et al. | 2002-01-03 |
| Screen assembly for a vibratory separator Grant 5,971,159 - Leone , et al. October 26, 1 | 1999-10-26 |
| Shale shaker screen Grant 5,598,930 - Leone , et al. February 4, 1 | 1997-02-04 |
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