BE592603A - Trépan - Google Patents

Trépan

Info

Publication number
BE592603A
BE592603A BE592603A BE592603A BE592603A BE 592603 A BE592603 A BE 592603A BE 592603 A BE592603 A BE 592603A BE 592603 A BE592603 A BE 592603A BE 592603 A BE592603 A BE 592603A
Authority
BE
Belgium
Prior art keywords
trepan
Prior art date
Application number
BE592603A
Other languages
English (en)
Inventor
Robert Henderson Holsing
Original Assignee
Timken Roller Bearing 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 Timken Roller Bearing Co filed Critical Timken Roller Bearing Co
Publication of BE592603A publication Critical patent/BE592603A/fr

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
    • E21B10/62—Drill bits characterised by parts, e.g. cutting elements, which are detachable or adjustable
    • E21B10/627—Drill bits characterised by parts, e.g. cutting elements, which are detachable or adjustable with plural detachable cutting elements
    • E21B10/633—Drill bits characterised by parts, e.g. cutting elements, which are detachable or adjustable with plural detachable cutting elements independently detachable

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)
BE592603A 1959-11-18 1960-07-04 Trépan BE592603A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US853934A US3075593A (en) 1959-11-18 1959-11-18 Drill bit

Publications (1)

Publication Number Publication Date
BE592603A true BE592603A (fr) 1961-01-04

Family

ID=25317270

Family Applications (1)

Application Number Title Priority Date Filing Date
BE592603A BE592603A (fr) 1959-11-18 1960-07-04 Trépan

Country Status (2)

Country Link
US (1) US3075593A (fr)
BE (1) BE592603A (fr)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3148741A (en) * 1960-12-08 1964-09-15 Timken Roller Bearing Co Drill bit and fastening means
US3152654A (en) * 1962-05-31 1964-10-13 Timken Roller Bearing Co Drill bit and locking means
US3260319A (en) * 1964-06-11 1966-07-12 Timken Roller Bearing Co Drill bit and locking means
US4252201A (en) * 1979-08-27 1981-02-24 Dowis James W Drilling method and apparatus
DE3109367C2 (de) * 1981-03-12 1983-11-17 Hydroc Gesteinsbohrtechnik GmbH, 5960 Olpe Bohrwerkzeug für Tieflochhämmer
US4654948A (en) * 1985-12-02 1987-04-07 W. Wesley Perry Method for renewing the cutting face of a diamond drill bit
US4606108A (en) * 1985-12-02 1986-08-19 W. Wesley Perry Drill bit method and apparatus
US4654947A (en) * 1985-12-02 1987-04-07 W. Wesley Perry Drill bit and method of renewing drill bit cutting face
US6932172B2 (en) * 2000-11-30 2005-08-23 Harold A. Dvorachek Rotary contact structures and cutting elements
US8771275B2 (en) * 2008-09-23 2014-07-08 Ping Xie Device for shaping object with a profile of at least a partial sphere
CN106988682B (zh) * 2017-04-19 2019-04-23 中海石油(中国)有限公司 一种自升式钻井平台桩腿主动刺穿钻孔专用钻头及方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US63681A (en) * 1867-04-09 Improved eook-deill
GB189923730A (en) * 1899-11-28 1900-10-13 Joseph Vogt Improvements in Boring Apparatus for Boring at Great Depths.
US884150A (en) * 1907-03-07 1908-04-07 Martin Hardsocg Drill-head and bit or cutter.
US907360A (en) * 1907-04-09 1908-12-22 Ripley C Hoffman Pick for mining shearing-machines.
US1589596A (en) * 1925-02-24 1926-06-22 Hokanson Martin Drill head
US1830625A (en) * 1927-02-16 1931-11-03 George W Schrock Drill for oil and gas wells
US2145262A (en) * 1937-02-26 1939-01-31 Eidco Inc Drill rod and bit joint
US2203216A (en) * 1939-01-18 1940-06-04 Eidco Inc Drill bit
US2955810A (en) * 1959-05-11 1960-10-11 Goodman Mfg Co Cutting device for the continuous cutting of coal and the like

Also Published As

Publication number Publication date
US3075593A (en) 1963-01-29

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