FR2407332A1 - Trepan de forage avec fraises maintenues par un dispositif a declic - Google Patents

Trepan de forage avec fraises maintenues par un dispositif a declic

Info

Publication number
FR2407332A1
FR2407332A1 FR7826841A FR7826841A FR2407332A1 FR 2407332 A1 FR2407332 A1 FR 2407332A1 FR 7826841 A FR7826841 A FR 7826841A FR 7826841 A FR7826841 A FR 7826841A FR 2407332 A1 FR2407332 A1 FR 2407332A1
Authority
FR
France
Prior art keywords
groove
ring
drilling
assembly
trepan
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.)
Withdrawn
Application number
FR7826841A
Other languages
English (en)
French (fr)
Inventor
Leroy W Legerwood Iii
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.)
Hughes Tool Co
Original Assignee
Hughes Tool Co
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 Hughes Tool Co filed Critical Hughes Tool Co
Publication of FR2407332A1 publication Critical patent/FR2407332A1/fr
Withdrawn legal-status Critical Current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
    • E21B10/00—Drill bits
    • E21B10/08—Roller bits
    • E21B10/22—Roller bits characterised by bearing, lubrication or sealing 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
    • E21B10/00—Drill bits
    • E21B10/08—Roller bits
    • E21B10/20—Roller bits characterised by detachable or adjustable parts, e.g. legs or axles
    • 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
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C43/00—Assembling bearings
    • F16C43/02—Assembling sliding-contact bearings
    • 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
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C2352/00—Apparatus for drilling

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Fluid Mechanics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Earth Drilling (AREA)
  • Sliding-Contact Bearings (AREA)
FR7826841A 1977-10-28 1978-09-19 Trepan de forage avec fraises maintenues par un dispositif a declic Withdrawn FR2407332A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US84664377A 1977-10-28 1977-10-28

Publications (1)

Publication Number Publication Date
FR2407332A1 true FR2407332A1 (fr) 1979-05-25

Family

ID=25298514

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7826841A Withdrawn FR2407332A1 (fr) 1977-10-28 1978-09-19 Trepan de forage avec fraises maintenues par un dispositif a declic

Country Status (7)

Country Link
JP (1) JPS5471703A (enrdf_load_stackoverflow)
BR (1) BR7804925A (enrdf_load_stackoverflow)
CA (1) CA1092092A (enrdf_load_stackoverflow)
FR (1) FR2407332A1 (enrdf_load_stackoverflow)
GB (1) GB1599378A (enrdf_load_stackoverflow)
MX (1) MX148614A (enrdf_load_stackoverflow)
NL (1) NL7809269A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0368106A3 (en) * 1988-11-05 1990-09-26 M.A.N.-Roland Druckmaschinen Aktiengesellschaft Device for joining axial bearings to a section of the shaft of a roller or a cylinder of a printing press

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4978147A (en) * 1990-04-27 1990-12-18 Vetco Gray Inc. Elastomeric lockdown and shearout device
CN103939023B (zh) * 2014-04-30 2017-02-15 天津立林钻头有限公司 牙轮钻头、安装牙轮钻头挡圈的工装及挡圈的安装方法

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0368106A3 (en) * 1988-11-05 1990-09-26 M.A.N.-Roland Druckmaschinen Aktiengesellschaft Device for joining axial bearings to a section of the shaft of a roller or a cylinder of a printing press

Also Published As

Publication number Publication date
BR7804925A (pt) 1979-05-29
JPS5471703A (en) 1979-06-08
NL7809269A (nl) 1979-05-02
JPS6128077B2 (enrdf_load_stackoverflow) 1986-06-28
CA1092092A (en) 1980-12-23
GB1599378A (en) 1981-09-30
MX148614A (es) 1983-05-18

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Legal Events

Date Code Title Description
ST Notification of lapse