FI48631C - Poran teräpää, jossa on epäkeskeinen leikkuuosa. - Google Patents

Poran teräpää, jossa on epäkeskeinen leikkuuosa.

Info

Publication number
FI48631C
FI48631C FI670734A FI73467A FI48631C FI 48631 C FI48631 C FI 48631C FI 670734 A FI670734 A FI 670734A FI 73467 A FI73467 A FI 73467A FI 48631 C FI48631 C FI 48631C
Authority
FI
Finland
Prior art keywords
drill bit
cutting section
eccentric cutting
eccentric
section
Prior art date
Application number
FI670734A
Other languages
English (en)
Swedish (sv)
Other versions
FI48631B (fi
Inventor
Hjaelsten
Wiredal
Original Assignee
Sandco Ltd
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 Sandco Ltd filed Critical Sandco Ltd
Publication of FI48631B publication Critical patent/FI48631B/fi
Application granted granted Critical
Publication of FI48631C publication Critical patent/FI48631C/fi

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
    • E21B10/64—Drill bits characterised by the whole or part thereof being insertable into or removable from the borehole without withdrawing the drilling pipe
    • E21B10/66—Drill bits characterised by the whole or part thereof being insertable into or removable from the borehole without withdrawing the drilling pipe the cutting element movable through the drilling pipe and laterally shiftable

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)
FI670734A 1966-03-21 1967-03-10 Poran teräpää, jossa on epäkeskeinen leikkuuosa. FI48631C (fi)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE371966 1966-03-21

Publications (2)

Publication Number Publication Date
FI48631B FI48631B (fi) 1974-07-31
FI48631C true FI48631C (fi) 1974-11-11

Family

ID=20262736

Family Applications (1)

Application Number Title Priority Date Filing Date
FI670734A FI48631C (fi) 1966-03-21 1967-03-10 Poran teräpää, jossa on epäkeskeinen leikkuuosa.

Country Status (7)

Country Link
US (1) US3407889A (fi)
AT (1) AT277115B (fi)
DE (1) DE1533700B1 (fi)
FI (1) FI48631C (fi)
FR (1) FR1514046A (fi)
GB (1) GB1166923A (fi)
NO (1) NO119731B (fi)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3631424A1 (de) * 1986-09-16 1987-02-12 Hansjuergen Grossmann Verfahren zur schadstoffentsorgung mit gleichzeitiger energiegewinnung
US4962822A (en) * 1989-12-15 1990-10-16 Numa Tool Company Downhole drill bit and bit coupling
US8911474B2 (en) 2009-07-16 2014-12-16 Howmedica Osteonics Corp. Suture anchor implantation instrumentation system
AU2010212441B2 (en) 2009-08-20 2013-08-01 Howmedica Osteonics Corp. Flexible ACL instrumentation, kit and method
US9795398B2 (en) 2011-04-13 2017-10-24 Howmedica Osteonics Corp. Flexible ACL instrumentation, kit and method
US9445803B2 (en) 2011-11-23 2016-09-20 Howmedica Osteonics Corp. Filamentary suture anchor
US9808242B2 (en) 2012-04-06 2017-11-07 Howmedica Osteonics Corp. Knotless filament anchor for soft tissue repair
US20140039552A1 (en) 2012-08-03 2014-02-06 Howmedica Osteonics Corp. Soft tissue fixation devices and methods
US9078740B2 (en) 2013-01-21 2015-07-14 Howmedica Osteonics Corp. Instrumentation and method for positioning and securing a graft
US9402620B2 (en) 2013-03-04 2016-08-02 Howmedica Osteonics Corp. Knotless filamentary fixation devices, assemblies and systems and methods of assembly and use
WO2014176270A1 (en) 2013-04-22 2014-10-30 Pivot Medical, Inc. Method and apparatus for attaching tissue to bone
US9986992B2 (en) 2014-10-28 2018-06-05 Stryker Corporation Suture anchor and associated methods of use

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US631517A (en) * 1898-10-06 1899-08-22 Otto G Worsley Expansion rock-reamer.
US1869892A (en) * 1929-05-25 1932-08-02 Donald C Grove Well drill
US2069603A (en) * 1931-06-25 1937-02-02 J S Abercrombie Company Means of straightening well bores
US2558227A (en) * 1945-12-17 1951-06-26 A 1 Bit & Tool Company Side wall core taking apparatus
US2799475A (en) * 1953-01-08 1957-07-16 Texas Co Reaming apparatus
DE1187566B (de) * 1962-07-10 1965-02-25 Sandvikens Jernverks Ab Bohrwerkzeug fuer das Schlagbohren mit einem sich drehenden Bohrer
US3199616A (en) * 1962-07-10 1965-08-10 Sandvikens Jernverks Ab Drill for rotary percussion drilling
US3373828A (en) * 1964-08-13 1968-03-19 Atlantic Richfield Co Method and apparatus for drilling

Also Published As

Publication number Publication date
FR1514046A (fr) 1968-02-16
FI48631B (fi) 1974-07-31
DE1533700B1 (de) 1970-10-15
AT277115B (de) 1969-12-10
GB1166923A (en) 1969-10-15
NO119731B (fi) 1970-06-29
US3407889A (en) 1968-10-29

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