DE838586C - Drehbohrmeissel - Google Patents

Drehbohrmeissel

Info

Publication number
DE838586C
DE838586C DEH6871A DEH0006871A DE838586C DE 838586 C DE838586 C DE 838586C DE H6871 A DEH6871 A DE H6871A DE H0006871 A DEH0006871 A DE H0006871A DE 838586 C DE838586 C DE 838586C
Authority
DE
Germany
Prior art keywords
conical
cutting
cutting elements
teeth
cone
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.)
Expired
Application number
DEH6871A
Other languages
German (de)
English (en)
Inventor
Erwin Angle Morlan
Floyd Logan Scott
Henry Barnes Woods
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.)
Hughes Tool Co
Original Assignee
Hughes Tool 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
Priority to BE499617D priority Critical patent/BE499617A/xx
Priority to NL77228D priority patent/NL77228C/xx
Priority to FR1028209D priority patent/FR1028209A/fr
Application filed by Hughes Tool Co filed Critical Hughes Tool Co
Priority to DEH6871A priority patent/DE838586C/de
Priority to CH300472D priority patent/CH300472A/de
Application granted granted Critical
Publication of DE838586C publication Critical patent/DE838586C/de
Expired 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
    • E21B10/16—Roller bits characterised by tooth form or arrangement

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)
DEH6871A 1950-12-05 1950-12-05 Drehbohrmeissel Expired DE838586C (de)

Priority Applications (5)

Application Number Priority Date Filing Date Title
BE499617D BE499617A (instruction) 1950-12-05
NL77228D NL77228C (instruction) 1950-12-05
FR1028209D FR1028209A (fr) 1950-12-05 1950-11-20 Trépan à couteaux coniques pour le forage des puits
DEH6871A DE838586C (de) 1950-12-05 1950-12-05 Drehbohrmeissel
CH300472D CH300472A (de) 1950-12-05 1950-12-08 Gesteinsbohrer.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEH6871A DE838586C (de) 1950-12-05 1950-12-05 Drehbohrmeissel

Publications (1)

Publication Number Publication Date
DE838586C true DE838586C (de) 1952-05-08

Family

ID=7144840

Family Applications (1)

Application Number Title Priority Date Filing Date
DEH6871A Expired DE838586C (de) 1950-12-05 1950-12-05 Drehbohrmeissel

Country Status (5)

Country Link
BE (1) BE499617A (instruction)
CH (1) CH300472A (instruction)
DE (1) DE838586C (instruction)
FR (1) FR1028209A (instruction)
NL (1) NL77228C (instruction)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1123637B (de) * 1958-05-23 1962-02-15 Hartmetall U Hartmetallwerkzeu Drehbohrmeissel
DE1224230B (de) * 1964-07-06 1966-09-08 Soeding & Halbach J C Schneidrolle fuer Erweiterungsrollenmeissel und andere Vorrichtungen zum Abtragen von Gestein

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1123637B (de) * 1958-05-23 1962-02-15 Hartmetall U Hartmetallwerkzeu Drehbohrmeissel
DE1224230B (de) * 1964-07-06 1966-09-08 Soeding & Halbach J C Schneidrolle fuer Erweiterungsrollenmeissel und andere Vorrichtungen zum Abtragen von Gestein

Also Published As

Publication number Publication date
BE499617A (instruction)
NL77228C (instruction)
CH300472A (de) 1954-08-15
FR1028209A (fr) 1953-05-20

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