CA971552A - Drill head and sealing apparatus therefor - Google Patents

Drill head and sealing apparatus therefor

Info

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
Application number
CA147,072A
Inventor
Morris S. Biffle
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Dresser Industries Inc
Original Assignee
Dresser Industries Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Dresser Industries Inc filed Critical Dresser Industries Inc
Application granted granted Critical
Publication of CA971552A publication Critical patent/CA971552A/en
Expired legal-status Critical Current

Links

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)
CA147,072A 1971-08-21 1972-07-13 Drill head and sealing apparatus therefor Expired CA971552A (en)

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)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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

Also Published As

Publication number Publication date
US3724862A (en) 1973-04-03

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