FR2196428B1 - - Google Patents

Info

Publication number
FR2196428B1
FR2196428B1 FR7229537A FR7229537A FR2196428B1 FR 2196428 B1 FR2196428 B1 FR 2196428B1 FR 7229537 A FR7229537 A FR 7229537A FR 7229537 A FR7229537 A FR 7229537A FR 2196428 B1 FR2196428 B1 FR 2196428B1
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
FR7229537A
Other languages
French (fr)
Other versions
FR2196428A1 (de
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.)
ERAP
Original Assignee
ERAP
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 ERAP filed Critical ERAP
Priority to FR7229537A priority Critical patent/FR2196428B1/fr
Priority to GB3559473A priority patent/GB1430603A/en
Priority to US383316A priority patent/US3861477A/en
Priority to IT69463/73A priority patent/IT994619B/it
Priority to DE2341796A priority patent/DE2341796C3/de
Priority to CA179,089A priority patent/CA994750A/en
Priority to NL7311343A priority patent/NL7311343A/xx
Publication of FR2196428A1 publication Critical patent/FR2196428A1/fr
Application granted granted Critical
Publication of FR2196428B1 publication Critical patent/FR2196428B1/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
    • E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
    • E21B17/10—Wear protectors; Centralising devices, e.g. stabilisers
    • 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
    • E21B10/083—Roller bits with longitudinal axis, e.g. wobbling or nutating roller bit
    • 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
    • E21B10/24—Roller bits characterised by bearing, lubrication or sealing details characterised by 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
    • E21B10/00—Drill bits
    • E21B10/46—Drill bits characterised by wear resisting parts, e.g. diamond inserts
    • E21B10/50—Drill bits characterised by wear resisting parts, e.g. diamond inserts the bit being of roller type

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)
  • Soil Working Implements (AREA)
FR7229537A 1972-08-18 1972-08-18 Expired FR2196428B1 (de)

Priority Applications (7)

Application Number Priority Date Filing Date Title
FR7229537A FR2196428B1 (de) 1972-08-18 1972-08-18
GB3559473A GB1430603A (en) 1972-08-18 1973-07-26 Bit for drilling wells in the earth
US383316A US3861477A (en) 1972-08-18 1973-07-27 Drilling bits for boring holes and wells
IT69463/73A IT994619B (it) 1972-08-18 1973-08-17 Trapano per la perforazione del suolo
DE2341796A DE2341796C3 (de) 1972-08-18 1973-08-17 GesteinsbohrmeiBel für Tiefbohrungen
CA179,089A CA994750A (en) 1972-08-18 1973-08-17 Drilling bits for boring holes and wells
NL7311343A NL7311343A (de) 1972-08-18 1973-08-17

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7229537A FR2196428B1 (de) 1972-08-18 1972-08-18

Publications (2)

Publication Number Publication Date
FR2196428A1 FR2196428A1 (de) 1974-03-15
FR2196428B1 true FR2196428B1 (de) 1974-10-25

Family

ID=9103303

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7229537A Expired FR2196428B1 (de) 1972-08-18 1972-08-18

Country Status (7)

Country Link
US (1) US3861477A (de)
CA (1) CA994750A (de)
DE (1) DE2341796C3 (de)
FR (1) FR2196428B1 (de)
GB (1) GB1430603A (de)
IT (1) IT994619B (de)
NL (1) NL7311343A (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4266621A (en) * 1977-06-22 1981-05-12 Christensen, Inc. Well casing window mill
EP0044817A3 (de) * 1980-07-23 1982-08-25 René Treyvaud Bohrkrone
AU548365B2 (en) * 1981-08-07 1985-12-05 Cledisc International B.V. Drilling device
JPS59192193A (ja) * 1983-04-14 1984-10-31 株式会社イセキ開発工機 シールド掘進装置
TR22640A (tr) * 1984-05-22 1988-01-29 Iseki Kaihatsu Koki Tuenel acmada kullanilmak uezere bir siperin sueruelmesine mahsus usul ve cihaz
JPH0718316B2 (ja) * 1988-06-22 1995-03-01 株式会社イセキ開発工機 穿孔方法および装置
SE470177B (sv) * 1992-03-23 1993-11-29 Radi Medical Systems Anordning för håltagning i hård vävnad och punktionsnål
US5402856A (en) * 1993-12-21 1995-04-04 Amoco Corporation Anti-whirl underreamer
RU2280143C2 (ru) * 2002-04-23 2006-07-20 Кингдрим Паблик Лтд. Ко. Одношарошечное буровое долото (варианты)
GB2415209B (en) * 2004-06-18 2008-12-24 Statoil Asa Rotary drilling apparatus
CN104499944B (zh) * 2014-11-26 2017-09-22 西安泾渭超硬材料有限公司 一种金刚石复合片扩孔器

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2511831A (en) * 1950-06-20 Drill bit
US1334632A (en) * 1917-06-15 1920-03-23 Rowland O Pickin Rotary rock-drill bit
US1906056A (en) * 1929-04-08 1933-04-25 George E Fentress Underreamer
US2667334A (en) * 1951-03-03 1954-01-26 Standard Oil Dev Co Full hole diamond bit
US2619325A (en) * 1952-01-02 1952-11-25 Arutunoff Armais Core disintegrating drilling tool
US2911196A (en) * 1957-05-03 1959-11-03 American Coldset Corp Diamond drill bit
US2877988A (en) * 1957-05-03 1959-03-17 American Coldset Corp Drill bit with driven auxiliary bit
FR1280063A (fr) * 1960-11-17 1961-12-29 Europ De Turboforage Soc Trépan à molettes
GB963670A (en) * 1962-03-01 1964-07-15 Skanska Cementgjuteriet Ab Improvements in or relating to deep drills
US3424258A (en) * 1966-11-16 1969-01-28 Japan Petroleum Dev Corp Rotary bit for use in rotary drilling
US3429390A (en) * 1967-05-19 1969-02-25 Supercussion Drills Inc Earth-drilling bits

Also Published As

Publication number Publication date
DE2341796C3 (de) 1975-04-17
DE2341796B2 (de) 1974-08-22
US3861477A (en) 1975-01-21
CA994750A (en) 1976-08-10
IT994619B (it) 1975-10-20
DE2341796A1 (de) 1974-03-07
FR2196428A1 (de) 1974-03-15
NL7311343A (de) 1974-02-20
GB1430603A (en) 1976-03-31

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Legal Events

Date Code Title Description
ST Notification of lapse