JPS5519400A - Method of making rotary bit for rock - Google Patents

Method of making rotary bit for rock

Info

Publication number
JPS5519400A
JPS5519400A JP9210579A JP9210579A JPS5519400A JP S5519400 A JPS5519400 A JP S5519400A JP 9210579 A JP9210579 A JP 9210579A JP 9210579 A JP9210579 A JP 9210579A JP S5519400 A JPS5519400 A JP S5519400A
Authority
JP
Japan
Prior art keywords
rock
rotary bit
making rotary
making
bit
Prior art date
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.)
Pending
Application number
JP9210579A
Other languages
Japanese (ja)
Inventor
Yuujin Fuerupusu Furanshisu
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.)
Dresser Industries Inc
Original Assignee
Dresser Industries 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 Dresser Industries Inc filed Critical Dresser Industries Inc
Publication of JPS5519400A publication Critical patent/JPS5519400A/en
Pending 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
    • E21B10/00—Drill bits
    • E21B10/08—Roller bits
    • E21B10/22—Roller bits characterised by bearing, lubrication or sealing details
    • E21B10/25—Roller bits characterised by bearing, lubrication or sealing details characterised by sealing 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
    • E21B10/08—Roller bits
    • E21B10/22—Roller bits characterised by bearing, lubrication or sealing details

Landscapes

  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • Environmental & Geological Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Earth Drilling (AREA)
  • Manufacturing Of Electric Cables (AREA)
  • Saccharide Compounds (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
JP9210579A 1978-07-24 1979-07-19 Method of making rotary bit for rock Pending JPS5519400A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US92769678A 1978-07-24 1978-07-24

Publications (1)

Publication Number Publication Date
JPS5519400A true JPS5519400A (en) 1980-02-12

Family

ID=25455101

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9210579A Pending JPS5519400A (en) 1978-07-24 1979-07-19 Method of making rotary bit for rock

Country Status (10)

Country Link
JP (1) JPS5519400A (en)
CA (1) CA1095505A (en)
DE (1) DE2929568A1 (en)
FR (1) FR2441048A1 (en)
GB (1) GB2026576B (en)
IT (1) IT1117791B (en)
MX (1) MX150790A (en)
NL (1) NL7904731A (en)
NO (1) NO791605L (en)
PL (1) PL120433B1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE8002813L (en) * 1980-04-15 1981-10-16 Sandvik Ab STORAGE DEVICE FOR ROTARY DRILL CHRONICLE
US7086487B2 (en) 2002-07-01 2006-08-08 Baker Hughes Incorporated Anti-mud packing seal gland
CN109026009B (en) * 2018-10-17 2023-11-21 中南大学 Mining head for cobalt-rich crust of submarine mineral resources

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE673486A (en) *
US3384426A (en) * 1965-05-14 1968-05-21 Reed Roller Bit Co Contoured race for roller bearings
FR1459030A (en) * 1965-08-17 1966-04-29 Hughes Tool Co Bearing system, especially for drill bits
US3746405A (en) * 1971-11-18 1973-07-17 Globe Oil Tools Co Well drilling bit lubrication and seal
US3890018A (en) * 1974-07-19 1975-06-17 Dresser Ind Rotary rock bit with wiper pad lubrication system
US4061376A (en) * 1976-06-14 1977-12-06 Smith International Inc. Rock bit bearing structure

Also Published As

Publication number Publication date
GB2026576A (en) 1980-02-06
NL7904731A (en) 1980-01-28
DE2929568A1 (en) 1980-02-07
PL217220A1 (en) 1980-04-08
PL120433B1 (en) 1982-02-27
FR2441048A1 (en) 1980-06-06
GB2026576B (en) 1982-12-15
IT1117791B (en) 1986-02-24
IT7949664A0 (en) 1979-07-05
CA1095505A (en) 1981-02-10
NO791605L (en) 1980-01-25
MX150790A (en) 1984-07-19

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