Freeman; Eric N.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Freeman; Eric N..The latest application filed is for "progressive dewatering and inhibitor dispersal rolling pig".
- Freeman; Eric N. - Kiefer OK
- Freeman; Eric N. - Sapulpa OK
| Patent | Date |
|---|---|
| Speed regulated pipeline pig Grant 8,650,694 - Pruett , et al. February 18, 2 | 2014-02-18 |
| System and method for detecting the passage of an object in pipeline including shielded magnetometer and a microcontroller with adaptive thresholding detection means Grant 8,378,667 - Miska , et al. February 19, 2 | 2013-02-19 |
| Bidirectional bristle pig with sliding collar Grant 8,316,500 - Freeman , et al. November 27, 2 | 2012-11-27 |
| Two-piece closure device Grant 8,251,238 - Smith , et al. August 28, 2 | 2012-08-28 |
| Progressive dewatering and inhibitor dispersal rolling pig Grant 8,151,483 - Cooper , et al. April 10, 2 | 2012-04-10 |
| Progressive Dewatering and Inhibitor Dispersal Rolling Pig App 20120006420 - Cooper; Charles Culver Gidden ; et al. | 2012-01-12 |
| Pipeline pig launch pin and retraction system Grant 8,052,801 - Freeman , et al. November 8, 2 | 2011-11-08 |
| Bidirectional Bristle Pig with Sliding Collar App 20110138555 - Freeman; Eric N. ; et al. | 2011-06-16 |
| Method and System for an Injectable Foam Pig App 20110120499 - Pruett; Rick D. ; et al. | 2011-05-26 |
| Magnetometer-based Detector for Objects in a Pipeline App 20100295543 - Miska; Stephen J. ; et al. | 2010-11-25 |
| Pipeline Pig Launch Pin And Retraction System App 20100170535 - Freeman; Eric N. ; et al. | 2010-07-08 |
| Two-Piece Closure Device App 20100072204 - Smith; Dennis R. ; et al. | 2010-03-25 |
| Speed Regulated Pipeline Pig App 20100000037 - Pruett; Rick D. ; et al. | 2010-01-07 |
| Locking plug for closing the sidewall of a pipe Grant 7,546,847 - Morrison , et al. June 16, 2 | 2009-06-16 |
| Methods and systems for hydrostatic testing a pipeline Grant 7,475,591 - Buckley , et al. January 13, 2 | 2009-01-13 |
| Cross-line plugging system Grant 7,311,114 - Morrison , et al. December 25, 2 | 2007-12-25 |
| Apparatus, systems and methods for plugging a high temperature pipe Grant 7,281,543 - Calkins , et al. October 16, 2 | 2007-10-16 |
| Methods and systems for hydrostatic testing a pipeline App 20070113622 - Buckley; Wade S. ; et al. | 2007-05-24 |
| Cross-line plugging system App 20060260686 - Morrison; Phillip K. ; et al. | 2006-11-23 |
| Cross-line plugging system and locking plug App 20060260687 - Morrison; Phillip K. ; et al. | 2006-11-23 |
| Apparatus, systems and methods for plugging a high temperature pipe App 20060243326 - Calkins; Charles Dale ; et al. | 2006-11-02 |
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