CA2033779A1 - Systeme d'etancheification pour ensemble de roulement etanche utilise en forage de terrain - Google Patents

Systeme d'etancheification pour ensemble de roulement etanche utilise en forage de terrain

Info

Publication number
CA2033779A1
CA2033779A1 CA2033779A CA2033779A CA2033779A1 CA 2033779 A1 CA2033779 A1 CA 2033779A1 CA 2033779 A CA2033779 A CA 2033779A CA 2033779 A CA2033779 A CA 2033779A CA 2033779 A1 CA2033779 A1 CA 2033779A1
Authority
CA
Canada
Prior art keywords
chamber
floating piston
tubular member
bearing assembly
fixed seal
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.)
Granted
Application number
CA2033779A
Other languages
English (en)
Other versions
CA2033779C (fr
Inventor
Kenneth Hugo Wenzel
Dean Foote
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.)
NOV Canada ULC
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to CA002033779A priority Critical patent/CA2033779C/fr
Priority to US07/767,862 priority patent/US5217080A/en
Publication of CA2033779A1 publication Critical patent/CA2033779A1/fr
Application granted granted Critical
Publication of CA2033779C publication Critical patent/CA2033779C/fr
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • E21B4/00—Drives for drilling, used in the borehole
    • E21B4/003—Bearing, sealing, lubricating details
    • 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
    • E21B4/00—Drives for drilling, used in the borehole
    • E21B4/02—Fluid rotary type drives

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Earth Drilling (AREA)
  • Sealing Devices (AREA)
CA002033779A 1991-01-08 1991-01-08 Systeme d'etancheification pour ensemble de roulement etanche utilise en forage de terrain Expired - Lifetime CA2033779C (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CA002033779A CA2033779C (fr) 1991-01-08 1991-01-08 Systeme d'etancheification pour ensemble de roulement etanche utilise en forage de terrain
US07/767,862 US5217080A (en) 1991-01-08 1991-09-30 Sealing system for a sealed bearing assembly

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA002033779A CA2033779C (fr) 1991-01-08 1991-01-08 Systeme d'etancheification pour ensemble de roulement etanche utilise en forage de terrain

Publications (2)

Publication Number Publication Date
CA2033779A1 true CA2033779A1 (fr) 1992-07-09
CA2033779C CA2033779C (fr) 1997-01-07

Family

ID=4146773

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002033779A Expired - Lifetime CA2033779C (fr) 1991-01-08 1991-01-08 Systeme d'etancheification pour ensemble de roulement etanche utilise en forage de terrain

Country Status (2)

Country Link
US (1) US5217080A (fr)
CA (1) CA2033779C (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111201365A (zh) * 2017-11-17 2020-05-26 瑞沃井下工具有限公司 振动组件和方法

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2071611C (fr) * 1992-06-18 2000-09-12 Wenzel Downhole Tools Ltd. Groupe palier pour moteur de fond
CA2102984C (fr) * 1993-11-12 1998-01-20 Kenneth Hugo Wenzel Roulement etanche pour machine de forage de terrain
GB9400362D0 (en) * 1994-01-11 1994-03-09 Brewis Roderick C Drilling apparatus
US5588818A (en) * 1995-04-20 1996-12-31 Horizon Directional Systems, Inc. Rotor-to-rotor coupling
US6109790A (en) * 1998-09-30 2000-08-29 Pegasus International, Inc. Lubricant circulation system for downhole bearing assembly
CA2299606C (fr) 2000-02-25 2007-08-21 Cn & Lt Consulting Ltd. Ensemble support pour forage de puits
CA2518146C (fr) * 2005-09-02 2012-05-01 Nicu Cioceanu Ensemble support pour moteur a boue de fond de trou
US8915312B2 (en) * 2009-10-21 2014-12-23 Multishot Llc Drill motor enhancement providing improved sealing performance and longevity
CN102268962B (zh) * 2011-08-09 2013-07-24 西南石油大学 一种具有压力补偿功能的油密封螺杆钻具传动轴总成
CA2751181C (fr) 2011-08-31 2019-02-26 Nicu Cioceanu Dispositif de roulement courbe pour moteur a boue de trou de forage
CN102296928A (zh) * 2011-09-06 2011-12-28 西南石油大学 一种油密封腔压力平衡螺杆钻具传动轴总成
US8851204B2 (en) 2012-04-18 2014-10-07 Ulterra Drilling Technologies, L.P. Mud motor with integrated percussion tool and drill bit

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4114703A (en) * 1977-11-09 1978-09-19 Maurer Engineering Inc. Well drilling tool having sealed lubrication system
US4114702A (en) * 1977-11-09 1978-09-19 Maurer Engineering Inc. Well drilling tool with lubricant level indicator
US4114704A (en) * 1977-11-09 1978-09-19 Maurer Engineering Inc. Down hole well drilling tool with reversible thrust bearings
US4324299A (en) * 1980-07-18 1982-04-13 Maurer Engineering, Inc. Downhole drilling motor with pressure balanced bearing seals
US4361194A (en) * 1980-09-30 1982-11-30 Christensen, Inc. Bearing system for a downhole motor
US4577704A (en) * 1980-09-15 1986-03-25 Norton Christensen, Inc. Bearing system for a downhole motor
US4620601A (en) * 1981-09-28 1986-11-04 Maurer Engineering Inc. Well drilling tool with diamond thrust bearings
US4410054A (en) * 1981-12-03 1983-10-18 Maurer Engineering Inc. Well drilling tool with diamond radial/thrust bearings
CA1234385A (fr) * 1985-10-25 1988-03-22 Kenneth H. Wenzel Mecanisme moteur a fond de forage
US4683964A (en) * 1985-10-25 1987-08-04 Maxi-Torque Drill Systems, Inc. Downhole drill bit drive apparatus
CA1290952C (fr) * 1986-10-11 1991-10-22 Kenneth H. Wenzel Joint universel d'arbre pour moteur a fond de forage

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111201365A (zh) * 2017-11-17 2020-05-26 瑞沃井下工具有限公司 振动组件和方法

Also Published As

Publication number Publication date
US5217080A (en) 1993-06-08
CA2033779C (fr) 1997-01-07

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Legal Events

Date Code Title Description
EEER Examination request
MKLA Lapsed
MKEC Expiry (correction)

Effective date: 20121202