MX147386A - Trepano de rodillos cortadores mejorado - Google Patents

Trepano de rodillos cortadores mejorado

Info

Publication number
MX147386A
MX147386A MX177887A MX17788779A MX147386A MX 147386 A MX147386 A MX 147386A MX 177887 A MX177887 A MX 177887A MX 17788779 A MX17788779 A MX 17788779A MX 147386 A MX147386 A MX 147386A
Authority
MX
Mexico
Prior art keywords
trepano
cutting roller
improved cutting
improved
roller
Prior art date
Application number
MX177887A
Other languages
English (en)
Inventor
Heinrich Kunkel
Armin Olschewski
Horst Manfred Ernst
Manfred Brandenstein
Lothar Walter
Leif Lachonius
Original Assignee
Sandvik Ab
Skf Ab
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
Priority claimed from DE2823698A external-priority patent/DE2823698C2/de
Priority claimed from DE19782841971 external-priority patent/DE2841971A1/de
Application filed by Sandvik Ab, Skf Ab filed Critical Sandvik Ab
Publication of MX147386A publication Critical patent/MX147386A/es

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C43/00—Assembling bearings
    • F16C43/04—Assembling rolling-contact bearings
    • F16C43/06—Placing rolling bodies in cages or bearings
    • 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
    • E21B10/20—Roller bits characterised by detachable or adjustable parts, e.g. legs or axles
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C2352/00—Apparatus for drilling

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Fluid Mechanics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • General Engineering & Computer Science (AREA)
  • Rolling Contact Bearings (AREA)
  • Gripping On Spindles (AREA)
  • Earth Drilling (AREA)
MX177887A 1978-05-31 1979-05-31 Trepano de rodillos cortadores mejorado MX147386A (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE2823698A DE2823698C2 (de) 1978-05-31 1978-05-31 Rollenmeißel mit einem Einfülloch für Lagerrollen
DE19782841971 DE2841971A1 (de) 1978-09-27 1978-09-27 Rollenmeissel mit schneidrollen

Publications (1)

Publication Number Publication Date
MX147386A true MX147386A (es) 1982-11-26

Family

ID=25774595

Family Applications (1)

Application Number Title Priority Date Filing Date
MX177887A MX147386A (es) 1978-05-31 1979-05-31 Trepano de rodillos cortadores mejorado

Country Status (10)

Country Link
AU (1) AU532730B2 (es)
BR (1) BR7903396A (es)
FR (1) FR2427460A1 (es)
GB (1) GB2022170B (es)
IE (1) IE48451B1 (es)
IT (1) IT1166825B (es)
MX (1) MX147386A (es)
NL (1) NL7904233A (es)
PL (1) PL121979B1 (es)
SE (1) SE7904516L (es)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE8007104U1 (de) * 1980-03-15 1980-06-12 Skf Kugellagerfabriken Gmbh, 8720 Schweinfurt Rollenmeissel mit kegeligen schneidrollen
US4552233A (en) * 1982-09-30 1985-11-12 Warren A. Sturm Rotary drill bit seal
US6196339B1 (en) 1995-12-19 2001-03-06 Smith International, Inc. Dual-seal drill bit pressure communication system

Also Published As

Publication number Publication date
IT7922644A0 (it) 1979-05-14
AU4760179A (en) 1979-12-06
GB2022170B (en) 1982-06-09
IT1166825B (it) 1987-05-06
IE48451B1 (en) 1985-01-23
BR7903396A (pt) 1979-12-11
PL121979B1 (en) 1982-06-30
FR2427460B1 (es) 1983-12-09
SE7904516L (sv) 1979-12-01
IE791353L (en) 1979-11-30
FR2427460A1 (fr) 1979-12-28
PL214440A1 (es) 1980-03-24
GB2022170A (en) 1979-12-12
NL7904233A (nl) 1979-12-04
AU532730B2 (en) 1983-10-13

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