Largent; David W.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Largent; David W..The latest application filed is for "screen assembly for vibratory separator".
- Largent; David W. - Cleveland 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 |
| Drilling fluid treatment Grant 6,848,583 - Largent , et al. February 1, 2 | 2005-02-01 |
| Apparatuses and methods for making glued screen assemblies App 20040251175 - Adams, Thomas C. ; et al. | 2004-12-16 |
| Drilling fluid treatment App 20040099582 - Largent, David W. ; et al. | 2004-05-27 |
| Glued screens for shale shakers Grant 6,736,270 - Adams , et al. May 18, 2 | 2004-05-18 |
| Vibratory separators and screens Grant 6,722,504 - Schulte , et al. April 20, 2 | 2004-04-20 |
| Methods for making glued shale shaker screens Grant 6,669,985 - Adams , et al. December 30, 2 | 2003-12-30 |
| Screen with ramps for vibratory separator system Grant 6,629,610 - Adams , et al. October 7, 2 | 2003-10-07 |
| Screen assembly for vibratory separators Grant 6,607,080 - Winkler , et al. August 19, 2 | 2003-08-19 |
| Vibrator separator screens Grant 6,581,781 - Adams , et al. June 24, 2 | 2003-06-24 |
| Method for making vibratory separator screens Grant 6,565,698 - Adams , et al. May 20, 2 | 2003-05-20 |
| Unibody structure for screen assembly Grant 6,530,483 - Schulte , et al. March 11, 2 | 2003-03-11 |
| 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 |
| Seal screen structure Grant 6,443,310 - Schulte, Jr. , et al. September 3, 2 | 2002-09-03 |
| Self-flattening screens for vibratory separators App 20020104611 - Adams, Thomas C. ; et al. | 2002-08-08 |
| Treatment Of Fluid Having Lost Circulation Material App 20020079263 - Schulte, David L. ; et al. | 2002-06-27 |
| Vibratory separators and screens App 20020079251 - Schulte, David L. ; et al. | 2002-06-27 |
| Ramped screen & vibratory separator system Grant 6,401,934 - Largent , et al. June 11, 2 | 2002-06-11 |
| Unibody structure for screen assembly App 20020043485 - Schulte, David L. ; et al. | 2002-04-18 |
| Vibratory separator screens Grant 6,371,302 - Adams , et al. April 16, 2 | 2002-04-16 |
| Lost circulation fluid treatment App 20020023883 - Adams, Thomas C. ; et al. | 2002-02-28 |
| Screen assemly for vibratory separators App 20020000399 - Winkler, Joseph Charles ; et al. | 2002-01-03 |
| Lost circulation fluid treatment App 20010032815 - Adams, Thomas C. ; et al. | 2001-10-25 |
| Unibody screen structure Grant 6,283,302 - Schulte , et al. September 4, 2 | 2001-09-04 |
| Vibratory separator screens Grant 6,152,307 - Adams , et al. November 28, 2 | 2000-11-28 |
| Screen Grant D425,531 - Largent , et al. May 23, 2 | 2000-05-23 |
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