Pringle; Ronald E.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Pringle; Ronald E..The latest application filed is for "system for pulse-injecting fluid into a borehole".
Company Profile
0.85.10
- Pringle; Ronald E. - Houston TX
Patent Activity
| Patent | Date |
|---|---|
| System for pulse-injecting fluid into a borehole Grant 8,316,944 - Pringle , et al. November 27, 2 | 2012-11-27 |
| Borehole seismic pulse generation using rapid-opening valve Grant 8,061,421 - Samaroo , et al. November 22, 2 | 2011-11-22 |
| System For Pulse-injecting Fluid Into A Borehole App 20110048724 - Pringle; Ronald E. ; et al. | 2011-03-03 |
| Borehole Seismic Pulse Generation Using Rapid-Opening Valve App 20080302528 - Samaroo; Mahendra ; et al. | 2008-12-11 |
| Method and apparatus for selective injection or flow control with through-tubing operation capacity Grant 7,387,164 - Pringle , et al. June 17, 2 | 2008-06-17 |
| Downhole flow control apparatus, operable via surface applied pressure Grant 7,363,980 - Pringle April 29, 2 | 2008-04-29 |
| Downhole flow control apparatus, operable via surface applied pressure App 20070187107 - Pringle; Ronald E. | 2007-08-16 |
| Method & Apparatus for Selective Injection or Flow Control with Through-Tubing Operation Capacity App 20050189117 - Pringle, Ronald E. ; et al. | 2005-09-01 |
| Method and apparatus for selective injection or flow control with through-tubing operation capacity Grant 6,892,816 - Pringle , et al. May 17, 2 | 2005-05-17 |
| Method and apparatus for selective injection or flow control with through-tubing operation capacity Grant 6,631,767 - Pringle , et al. October 14, 2 | 2003-10-14 |
| Wellbore flow control device Grant 6,494,264 - Pringle , et al. December 17, 2 | 2002-12-17 |
| Method And Apparatus For Selective Injection Or Flow Control With Through-tubing Operation Capacity App 20020134551 - PRINGLE, RONALD E. ; et al. | 2002-09-26 |
| Multizone production monitoring system Grant 6,422,312 - Delatorre , et al. July 23, 2 | 2002-07-23 |
| Communicating with devices positioned outside a liner in a wellbore Grant 6,378,610 - Rayssiguier , et al. April 30, 2 | 2002-04-30 |
| Wellbore flow control device App 20020029886 - Pringle, Ronald E. ; et al. | 2002-03-14 |
| Communicating with devices positioned outside a liner in a wellbore App 20020000317 - Rayssiguier, Christophe M. ; et al. | 2002-01-03 |
| Downhole valve Grant 6,328,109 - Pringle , et al. December 11, 2 | 2001-12-11 |
| Method and apparatus for selective injection or flow control with through-tubing operation capacity App 20010045290 - Pringle, Ronald E. ; et al. | 2001-11-29 |
| Flow control in a wellbore Grant 6,321,842 - Pringle , et al. November 27, 2 | 2001-11-27 |
| Wellbore flow control device Grant 6,308,783 - Pringle , et al. October 30, 2 | 2001-10-30 |
| Variable orifice gas lift valve for high flow rates with detachable power source and method of using Grant 6,305,402 - Pringle October 23, 2 | 2001-10-23 |
| Apparatus and method for communicating with devices positioned outside a liner in a wellbore Grant 6,302,203 - Rayssiguier , et al. October 16, 2 | 2001-10-16 |
| Variable orifice gas lift valve for high flow rates with detachable power source and method of using App 20010017157 - Pringle, Ronald E. | 2001-08-30 |
| Wellbore flow control device App 20010015276 - Pringle, Ronald E. ; et al. | 2001-08-23 |
| Selective re-entry tool for multiple tubing completions and method of using Grant 6,209,649 - Pringle , et al. April 3, 2 | 2001-04-03 |
| Well lock with multiple shear planes and related methods Grant 6,209,653 - Pringle April 3, 2 | 2001-04-03 |
| Spoolable flexible hydraulic controlled coiled tubing safety valve Grant RE36,880 - Pringle September 26, 2 | 2000-09-26 |
| Combination side pocket mandrel flow measurement and control assembly Grant 6,082,455 - Pringle , et al. July 4, 2 | 2000-07-04 |
| Variable orifice gas lift valve for high flow rates with detachable power source and method of using Grant 6,070,608 - Pringle June 6, 2 | 2000-06-06 |
| Spoolable coiled tubing completion system Grant RE36,723 - Moore , et al. June 6, 2 | 2000-06-06 |
| Communication conduit in a well tool Grant 6,026,897 - Pringle , et al. February 22, 2 | 2000-02-22 |
| Spoolable flexible hydraulically set, straight pull release well packer Grant RE36,525 - Pringle January 25, 2 | 2000-01-25 |
| Electro-hydraulic well tool actuator Grant 6,012,518 - Pringle , et al. January 11, 2 | 2000-01-11 |
| Method and apparatus for the downhole metering and control of fluids produced from wells Grant 6,000,468 - Pringle December 14, 1 | 1999-12-14 |
| Full bore variable flow control device Grant 5,996,687 - Pringle , et al. December 7, 1 | 1999-12-07 |
| Method and apparatus for remote control of multilateral wells Grant 5,918,669 - Morris , et al. July 6, 1 | 1999-07-06 |
| Mechanism for anchoring well tool Grant 5,586,601 - Pringle December 24, 1 | 1996-12-24 |
| Simplified sealing and anchoring device for a well tool Grant 5,542,473 - Pringle August 6, 1 | 1996-08-06 |
| Metal coiled tubing with signal transmitting passageway Grant 5,542,472 - Pringle , et al. August 6, 1 | 1996-08-06 |
| Spoolable flexible sliding sleeve Grant 5,488,992 - Pringle February 6, 1 | 1996-02-06 |
| Spoolable coiled tubing mandrel and gas lift valves Grant 5,483,988 - Pringle January 16, 1 | 1996-01-16 |
| Coiled tubing concentric gas lift valve assembly Grant 5,469,878 - Pringle November 28, 1 | 1995-11-28 |
| Spoolable flexible hydraulic controlled annular control valve Grant 5,465,793 - Pringle November 14, 1 | 1995-11-14 |
| Spoolable coiled tubing completion system Grant 5,425,420 - Pringle June 20, 1 | 1995-06-20 |
| Spoolable flexible hydraulically set, straight pull release well packer Grant 5,411,081 - Moore , et al. May 2, 1 | 1995-05-02 |
| Spoolable coiled tubing completion system Grant 5,411,085 - Moore , et al. May 2, 1 | 1995-05-02 |
| Bottom hole drilling assembly Grant 5,394,951 - Pringle , et al. March 7, 1 | 1995-03-07 |
| Rotary piston well tool Grant 5,373,898 - Pringle December 20, 1 | 1994-12-20 |
| Well orienting tool and/or thruster Grant 5,316,094 - Pringle May 31, 1 | 1994-05-31 |
| Movable joint bent sub Grant 5,314,032 - Pringle , et al. May 24, 1 | 1994-05-24 |
| Multiple use well packer Grant 5,311,939 - Pringle , et al. May 17, 1 | 1994-05-17 |
| Coiled tubing safety valve and assembly Grant 5,285,851 - Pringle February 15, 1 | 1994-02-15 |
| Electrically operated safety release joint Grant 5,257,663 - Pringle , et al. November 2, 1 | 1993-11-02 |
| Electrically operated well completion apparatus and method Grant 5,236,047 - Pringle , et al. August 17, 1 | 1993-08-17 |
| Electrically actuated well annulus safety valve Grant 5,230,383 - Pringle , et al. July 27, 1 | 1993-07-27 |
| Electrically actuated well packer Grant 5,207,272 - Pringle , et al. May 4, 1 | 1993-05-04 |
| Coiled tubing gas lift assembly Grant 5,170,815 - Going, III , et al. December 15, 1 | 1992-12-15 |
| Equalizing means for a subsurface well safety valve Grant 5,058,682 - Pringle October 22, 1 | 1991-10-22 |
| Well landing nipple and method of operation Grant 4,997,043 - Pringle March 5, 1 | 1991-03-05 |
| Well tool having a variable area hydraulic actuator Grant 4,986,357 - Pringle January 22, 1 | 1991-01-22 |
| Method of making a subsurface well safety valve Grant 4,983,803 - Pringle , et al. January 8, 1 | 1991-01-08 |
| Subsurface well safety valve with light weight components Grant 4,977,957 - Pringle December 18, 1 | 1990-12-18 |
| Subsurface well safety valve with curved flapper and method of making Grant 4,926,945 - Pringle , et al. May 22, 1 | 1990-05-22 |
| Coil tubing fluid power actuating tool Grant 4,862,958 - Pringle September 5, 1 | 1989-09-05 |
| Method and apparatus for recompleting wells with coil tubing Grant 4,844,166 - Going, III , et al. July 4, 1 | 1989-07-04 |
| Liquid level actuated sleeve valve Grant 4,771,831 - Pringle , et al. September 20, 1 | 1988-09-20 |
| Choke and kill control system Grant 4,760,879 - Pringle August 2, 1 | 1988-08-02 |
| Circulating kill valve Grant 4,724,908 - Pringle February 16, 1 | 1988-02-16 |
| Self closing equalizing valve for a subsurface well safety valve Grant 4,722,399 - Pringle February 2, 1 | 1988-02-02 |
| Fluid level controlled safety valve Grant 4,721,162 - Pringle , et al. January 26, 1 | 1988-01-26 |
| Pump-out plug system for a well conduit Grant 4,718,488 - Pringle , et al. January 12, 1 | 1988-01-12 |
| Double seated well valve Grant 4,716,968 - Pringle January 5, 1 | 1988-01-05 |
| Variable fluid passageway for a well tool Grant 4,709,762 - Pringle December 1, 1 | 1987-12-01 |
| Retrievable well safety valve with expandable external seals Grant 4,691,776 - Pringle September 8, 1 | 1987-09-08 |
| Well reverse flow check valve Grant 4,688,593 - Pringle , et al. * August 25, 1 | 1987-08-25 |
| Pressure charged low spread safety valve Grant 4,676,307 - Pringle June 30, 1 | 1987-06-30 |
| High temperature subsurface safety valve Grant 4,669,547 - Pringle * June 2, 1 | 1987-06-02 |
| Equalizing means for a subsurface well safety valve Grant 4,629,002 - Pringle December 16, 1 | 1986-12-16 |
| Well injection valve with retractable choke Grant 4,601,342 - Pringle July 22, 1 | 1986-07-22 |
| Fluid actuated pipeline valve Grant 4,577,654 - Pringle March 25, 1 | 1986-03-25 |
| Subsurface well safety valve Grant 4,569,398 - Pringle February 11, 1 | 1986-02-11 |
| Hydraulic control fluid communication nipple Grant 4,534,414 - Pringle August 13, 1 | 1985-08-13 |
| Piston actuated high temperature well packer Grant 4,531,581 - Pringle , et al. July 30, 1 | 1985-07-30 |
| Hydraulic controlled well valve Grant 4,524,831 - Pringle June 25, 1 | 1985-06-25 |
| Well flow control device Grant 4,520,870 - Pringle June 4, 1 | 1985-06-04 |
| Fluid actuated energy charged well service line cutter Grant 4,512,411 - Pringle April 23, 1 | 1985-04-23 |
| Pump out sub Grant 4,510,994 - Pringle April 16, 1 | 1985-04-16 |
| Metal-to-metal high/low pressure seal Grant 4,452,310 - Pringle , et al. June 5, 1 | 1984-06-05 |
| Deep set piston actuated well safety valve Grant 4,444,266 - Pringle April 24, 1 | 1984-04-24 |
| Fluid displacement well safety valve Grant 4,373,587 - Pringle February 15, 1 | 1983-02-15 |
| Subsurface conduit setting and pulling tool Grant 4,368,911 - Pringle January 18, 1 | 1983-01-18 |
| Piston actuated well safety valve Grant 4,252,197 - Pringle February 24, 1 | 1981-02-24 |
| Lockout for a well injection valve Grant 4,215,748 - Pace , et al. August 5, 1 | 1980-08-05 |
| Piston actuated well safety valve Grant 4,161,219 - Pringle July 17, 1 | 1979-07-17 |
| Apparatus for installing and removing flow control devices Grant 3,891,032 - Tausch , et al. June 24, 1 | 1975-06-24 |
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