FR2079237B1 - - Google Patents

Info

Publication number
FR2079237B1
FR2079237B1 FR7103710A FR7103710A FR2079237B1 FR 2079237 B1 FR2079237 B1 FR 2079237B1 FR 7103710 A FR7103710 A FR 7103710A FR 7103710 A FR7103710 A FR 7103710A FR 2079237 B1 FR2079237 B1 FR 2079237B1
Authority
FR
France
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
FR7103710A
Other languages
French (fr)
Other versions
FR2079237A1 (en
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
Publication of FR2079237A1 publication Critical patent/FR2079237A1/fr
Application granted granted Critical
Publication of FR2079237B1 publication Critical patent/FR2079237B1/fr
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
    • E21B10/00—Drill bits
    • E21B10/08—Roller bits
    • E21B10/10—Roller bits with roller axle supported at both ends
    • 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
    • E21B10/26—Drill bits with leading portion, i.e. drill bits with a pilot cutter; Drill bits for enlarging the borehole, e.g. reamers
    • E21B10/28—Drill bits with leading portion, i.e. drill bits with a pilot cutter; Drill bits for enlarging the borehole, e.g. reamers with non-expansible roller cutters

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)
FR7103710A 1970-02-04 1971-02-04 Expired FR2079237B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US858270A 1970-02-04 1970-02-04

Publications (2)

Publication Number Publication Date
FR2079237A1 FR2079237A1 (en) 1971-11-12
FR2079237B1 true FR2079237B1 (en) 1975-02-21

Family

ID=21732428

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7103710A Expired FR2079237B1 (en) 1970-02-04 1971-02-04

Country Status (7)

Country Link
US (1) US3659659A (en)
JP (1) JPS5227602B1 (en)
CA (1) CA943531A (en)
DE (1) DE2105899A1 (en)
FR (1) FR2079237B1 (en)
GB (1) GB1330415A (en)
ZA (1) ZA71514B (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3902562A (en) * 1974-01-02 1975-09-02 Hughes Tool Co Segmented earth boring drill bit
US3917009A (en) * 1974-09-16 1975-11-04 Dresser Ind Removable stem for raise bits
US4036313A (en) * 1975-07-03 1977-07-19 Smith International, Inc. Mounting for inboard cutters on a raise drill
US4049067A (en) * 1975-11-05 1977-09-20 Ingersoll-Rand Company Cutter mounting extension apparatus
CA1108119A (en) * 1978-10-06 1981-09-01 Gerald F. Wilemon Large diameter bit with bridge mounted drive stem
SE463110B (en) * 1979-02-02 1990-10-08 Sandvik Ab SETTING AND DEVICE FOR STIGORTS DRIVING
US8622666B2 (en) * 2009-08-11 2014-01-07 Combined Producers Co. #1 Inc. Adjustable step drill bit
BE1019342A5 (en) 2010-05-20 2012-06-05 Dispack Projects Nv BARREL FROM PLASTIC, METHOD FOR MANUFACTURING THEM, AND RING FOR A BARREL.
CN107310060B (en) * 2017-08-23 2019-03-12 鲁东大学 A kind of water drilling aperture bracket

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1701427A (en) * 1927-02-23 1929-02-05 Bert Russell Rotary drilling and reaming tool organization
US2775439A (en) * 1951-03-21 1956-12-25 Timothy F Mccarthy Cutter head for driving crosscuts
DE1150035B (en) * 1956-04-16 1963-06-12 Nuesse & Graefer K G Maschf Process for widening larger diameter holes in the rock
US2819040A (en) * 1956-07-13 1958-01-07 Eastman Oil Well Survey Co Deflecting tool
FR1312362A (en) * 1962-01-25 1962-12-14 Roller drilling device
US3231029A (en) * 1963-10-28 1966-01-25 Robbins & Assoc James S Articulated drilling shafts for raise drilling
US3285355A (en) * 1964-02-17 1966-11-15 Smith Ind International Inc Large diameter well-drilling bit

Also Published As

Publication number Publication date
FR2079237A1 (en) 1971-11-12
ZA71514B (en) 1971-11-24
DE2105899A1 (en) 1971-08-12
GB1330415A (en) 1973-09-19
JPS5227602B1 (en) 1977-07-21
US3659659A (en) 1972-05-02
CA943531A (en) 1974-03-12

Similar Documents

Publication Publication Date Title
FR2079237B1 (en)
AU1146470A (en)
AU2044470A (en)
AU2130570A (en)
AU1716970A (en)
AU1833270A (en)
AU2017870A (en)
AU1326870A (en)
AU1336970A (en)
AU2085370A (en)
AU1235770A (en)
AU2115870A (en)
AU1974970A (en)
AU1789870A (en)
AU1832970A (en)
AU1841070A (en)
AU1872870A (en)
AU1879170A (en)
AU1247570A (en)
AU1881070A (en)
AU2144270A (en)
AU2131570A (en)
AU2061170A (en)
AU1918570A (en)
AU2130770A (en)

Legal Events

Date Code Title Description
ST Notification of lapse