CA971552A - Drill head and sealing apparatus therefor - Google Patents
Drill head and sealing apparatus thereforInfo
- Publication number
- CA971552A CA971552A CA147,072A CA147072A CA971552A CA 971552 A CA971552 A CA 971552A CA 147072 A CA147072 A CA 147072A CA 971552 A CA971552 A CA 971552A
- Authority
- CA
- Canada
- Prior art keywords
- drill head
- sealing apparatus
- apparatus therefor
- therefor
- sealing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
- 238000007789 sealing Methods 0.000 title 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B33/00—Sealing or packing boreholes or wells
- E21B33/02—Surface sealing or packing
- E21B33/08—Wipers; Oil savers
- E21B33/085—Rotatable packing means, e.g. rotating blow-out preventers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/16—Sealings between relatively-moving surfaces
- F16J15/18—Sealings between relatively-moving surfaces with stuffing-boxes for elastic or plastic packings
- F16J15/184—Tightening mechanisms
- F16J15/185—Tightening mechanisms with continuous adjustment of the compression of the packing
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Mechanical Engineering (AREA)
- Earth Drilling (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US17515371A | 1971-08-21 | 1971-08-21 |
Publications (1)
Publication Number | Publication Date |
---|---|
CA971552A true CA971552A (en) | 1975-07-22 |
Family
ID=22639142
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA147,072A Expired CA971552A (en) | 1971-08-21 | 1972-07-13 | Drill head and sealing apparatus therefor |
Country Status (2)
Country | Link |
---|---|
US (1) | US3724862A (en) |
CA (1) | CA971552A (en) |
Families Citing this family (33)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3965987A (en) * | 1973-03-08 | 1976-06-29 | Dresser Industries, Inc. | Method of sealing the annulus between a toolstring and casing head |
US3868832A (en) * | 1973-03-08 | 1975-03-04 | Morris S Biffle | Rotary drilling head assembly |
US3934887A (en) * | 1975-01-30 | 1976-01-27 | Dresser Industries, Inc. | Rotary drilling head assembly |
US4281724A (en) * | 1979-08-24 | 1981-08-04 | Smith International, Inc. | Drilling head |
US4538819A (en) * | 1980-09-19 | 1985-09-03 | Siemens-Allis, Inc. | Lead gasket for electric motors |
US4955436A (en) * | 1989-12-18 | 1990-09-11 | Johnston Vaughn R | Seal apparatus |
US5137084A (en) * | 1990-12-20 | 1992-08-11 | The Sydco System, Inc. | Rotating head |
US5647444A (en) * | 1992-09-18 | 1997-07-15 | Williams; John R. | Rotating blowout preventor |
US5662181A (en) * | 1992-09-30 | 1997-09-02 | Williams; John R. | Rotating blowout preventer |
US5322137A (en) * | 1992-10-22 | 1994-06-21 | The Sydco System | Rotating head with elastomeric member rotating assembly |
AU3977797A (en) * | 1996-08-23 | 1998-03-06 | Miles F. Caraway | Rotating blowout preventor |
US6138774A (en) * | 1998-03-02 | 2000-10-31 | Weatherford Holding U.S., Inc. | Method and apparatus for drilling a borehole into a subsea abnormal pore pressure environment |
US6913092B2 (en) * | 1998-03-02 | 2005-07-05 | Weatherford/Lamb, Inc. | Method and system for return of drilling fluid from a sealed marine riser to a floating drilling rig while drilling |
US6263982B1 (en) | 1998-03-02 | 2001-07-24 | Weatherford Holding U.S., Inc. | Method and system for return of drilling fluid from a sealed marine riser to a floating drilling rig while drilling |
US6470975B1 (en) | 1999-03-02 | 2002-10-29 | Weatherford/Lamb, Inc. | Internal riser rotating control head |
US6354385B1 (en) * | 2000-01-10 | 2002-03-12 | Smith International, Inc. | Rotary drilling head assembly |
US7487837B2 (en) * | 2004-11-23 | 2009-02-10 | Weatherford/Lamb, Inc. | Riser rotating control device |
US7836946B2 (en) | 2002-10-31 | 2010-11-23 | Weatherford/Lamb, Inc. | Rotating control head radial seal protection and leak detection systems |
US7237623B2 (en) * | 2003-09-19 | 2007-07-03 | Weatherford/Lamb, Inc. | Method for pressurized mud cap and reverse circulation drilling from a floating drilling rig using a sealed marine riser |
US8826988B2 (en) | 2004-11-23 | 2014-09-09 | Weatherford/Lamb, Inc. | Latch position indicator system and method |
US7926593B2 (en) | 2004-11-23 | 2011-04-19 | Weatherford/Lamb, Inc. | Rotating control device docking station |
US7997345B2 (en) | 2007-10-19 | 2011-08-16 | Weatherford/Lamb, Inc. | Universal marine diverter converter |
US8844652B2 (en) | 2007-10-23 | 2014-09-30 | Weatherford/Lamb, Inc. | Interlocking low profile rotating control device |
US8286734B2 (en) | 2007-10-23 | 2012-10-16 | Weatherford/Lamb, Inc. | Low profile rotating control device |
GB0804306D0 (en) | 2008-03-07 | 2008-04-16 | Petrowell Ltd | Device |
US8322432B2 (en) | 2009-01-15 | 2012-12-04 | Weatherford/Lamb, Inc. | Subsea internal riser rotating control device system and method |
US9359853B2 (en) | 2009-01-15 | 2016-06-07 | Weatherford Technology Holdings, Llc | Acoustically controlled subsea latching and sealing system and method for an oilfield device |
US8347983B2 (en) | 2009-07-31 | 2013-01-08 | Weatherford/Lamb, Inc. | Drilling with a high pressure rotating control device |
US8347982B2 (en) | 2010-04-16 | 2013-01-08 | Weatherford/Lamb, Inc. | System and method for managing heave pressure from a floating rig |
US9175542B2 (en) | 2010-06-28 | 2015-11-03 | Weatherford/Lamb, Inc. | Lubricating seal for use with a tubular |
EA201101238A1 (en) * | 2010-09-28 | 2012-05-30 | Смит Интернэшнл, Инк. | TRANSFORMABLE FLANGE FOR A ROTARY REGULATORY DEVICE |
US11993997B1 (en) * | 2013-03-15 | 2024-05-28 | Pruitt Tool & Supply Co. | Sealed lubricating head and top drive guide |
US10385646B1 (en) * | 2013-03-15 | 2019-08-20 | Pruitt Tool & Supply Co. | Sealed grease head and top drive guide |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2243439A (en) * | 1938-01-18 | 1941-05-27 | Guiberson Corp | Pressure drilling head |
US2904357A (en) * | 1958-03-10 | 1959-09-15 | Hydril Co | Rotatable well pressure seal |
US3023012A (en) * | 1959-06-09 | 1962-02-27 | Shaffer Tool Works | Submarine drilling head and blowout preventer |
US3529835A (en) * | 1969-05-15 | 1970-09-22 | Hydril Co | Kelly packer and lubricator |
-
1971
- 1971-08-26 US US00175153A patent/US3724862A/en not_active Expired - Lifetime
-
1972
- 1972-07-13 CA CA147,072A patent/CA971552A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
US3724862A (en) | 1973-04-03 |
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