IT979694B - Perfezionamento negli insiemi di scalpello e manicotto per teste di trivelle da roccia - Google Patents

Perfezionamento negli insiemi di scalpello e manicotto per teste di trivelle da roccia

Info

Publication number
IT979694B
IT979694B IT48560/73A IT4856073A IT979694B IT 979694 B IT979694 B IT 979694B IT 48560/73 A IT48560/73 A IT 48560/73A IT 4856073 A IT4856073 A IT 4856073A IT 979694 B IT979694 B IT 979694B
Authority
IT
Italy
Prior art keywords
chisel
sleeve
improvement
sets
rock drill
Prior art date
Application number
IT48560/73A
Other languages
English (en)
Italian (it)
Original Assignee
Smith Williston 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 Smith Williston Inc filed Critical Smith Williston Inc
Application granted granted Critical
Publication of IT979694B publication Critical patent/IT979694B/it

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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
    • B23P11/00—Connecting or disconnecting metal parts or objects by metal-working techniques not otherwise provided for 
    • B23P11/005—Connecting or disconnecting metal parts or objects by metal-working techniques not otherwise provided for  by expanding or crimping
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
    • B23P11/00—Connecting or disconnecting metal parts or objects by metal-working techniques not otherwise provided for 
    • B23P11/02—Connecting or disconnecting metal parts or objects by metal-working techniques not otherwise provided for  by first expanding and then shrinking or vice versa, e.g. by using pressure fluids; by making force fits
    • 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
    • E21B10/56—Button-type inserts

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Earth Drilling (AREA)
IT48560/73A 1972-03-02 1973-03-01 Perfezionamento negli insiemi di scalpello e manicotto per teste di trivelle da roccia IT979694B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US23269572A 1972-03-02 1972-03-02

Publications (1)

Publication Number Publication Date
IT979694B true IT979694B (it) 1974-09-30

Family

ID=22874174

Family Applications (1)

Application Number Title Priority Date Filing Date
IT48560/73A IT979694B (it) 1972-03-02 1973-03-01 Perfezionamento negli insiemi di scalpello e manicotto per teste di trivelle da roccia

Country Status (10)

Country Link
JP (1) JPS5549238B2 (no)
AU (1) AU477172B2 (no)
CA (1) CA989383A (no)
CH (1) CH561352A5 (no)
DE (1) DE2309168A1 (no)
FR (1) FR2174244B1 (no)
GB (1) GB1378358A (no)
IT (1) IT979694B (no)
SE (1) SE404058B (no)
ZA (1) ZA731183B (no)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2633779C3 (de) * 1976-07-28 1983-11-03 Richard 5383 Kierspe Karnebogen Schlagbohrkrone
IE48798B1 (en) * 1978-08-18 1985-05-15 De Beers Ind Diamond Method of making tool inserts,wire-drawing die blank and drill bit comprising such inserts
US4429755A (en) 1981-02-25 1984-02-07 Williamson Kirk E Drill with polycrystalline diamond drill blanks for soft, medium-hard and hard formations
JPS58143229A (ja) * 1982-02-22 1983-08-25 Doboku Keisoku Kenkyusho:Kk 圧力変換器
DE3421676A1 (de) * 1984-06-09 1985-12-12 Belzer-Dowidat Gmbh Werkzeug-Union, 5600 Wuppertal Schraemmeissel
FR2661853A1 (fr) * 1990-05-10 1991-11-15 Commissariat Energie Atomique Procede de sertissage d'un objet de tres grande durete tel qu'un diamant.
DE102007047215A1 (de) 2007-10-02 2011-02-17 David Guitelmakher Bergschneidwerkzeug
DE202008007212U1 (de) 2008-05-29 2008-11-27 Guitelmakher, David Bergschneidwerkzeug

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1214944B (de) * 1961-03-30 1966-04-21 Ringfeder Gmbh Einrichtung zur Befestigung eines Bolzens in einem Werkstueck

Also Published As

Publication number Publication date
JPS48101301A (no) 1973-12-20
DE2309168A1 (de) 1973-09-13
GB1378358A (en) 1974-12-27
FR2174244A1 (no) 1973-10-12
CH561352A5 (no) 1975-04-30
CA989383A (en) 1976-05-18
JPS5549238B2 (no) 1980-12-10
SE404058B (sv) 1978-09-18
AU477172B2 (en) 1976-10-14
AU5285073A (en) 1974-09-05
FR2174244B1 (no) 1976-11-05
ZA731183B (en) 1973-11-28

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