GB670816A - A rock cutting machine - Google Patents

A rock cutting machine

Info

Publication number
GB670816A
GB670816A GB28134/49A GB2813449A GB670816A GB 670816 A GB670816 A GB 670816A GB 28134/49 A GB28134/49 A GB 28134/49A GB 2813449 A GB2813449 A GB 2813449A GB 670816 A GB670816 A GB 670816A
Authority
GB
United Kingdom
Prior art keywords
cutters
carrier
cutting machine
rock cutting
driving arrangement
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
GB28134/49A
Other languages
English (en)
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of GB670816A publication Critical patent/GB670816A/en
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
    • E21B10/26—Drill bits with leading portion, i.e. drill bits with a pilot cutter; Drill bits for enlarging the borehole, e.g. reamers
    • E21B10/28—Drill bits with leading portion, i.e. drill bits with a pilot cutter; Drill bits for enlarging the borehole, e.g. reamers with non-expansible roller cutters
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21C—MINING OR QUARRYING
    • E21C25/00—Cutting machines, i.e. for making slits approximately parallel or perpendicular to the seam
    • E21C25/52—Machines incorporating two or more of the slitting means according to groups E21C25/02, E21C25/06, E21C25/16, E21C25/20 and E21C25/22

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mechanical Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • Processing Of Stones Or Stones Resemblance Materials (AREA)
  • Drilling And Exploitation, And Mining Machines And Methods (AREA)
GB28134/49A 1948-01-14 1949-11-03 A rock cutting machine Expired GB670816A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1006435T 1948-01-14

Publications (1)

Publication Number Publication Date
GB670816A true GB670816A (en) 1952-04-23

Family

ID=10270787

Family Applications (1)

Application Number Title Priority Date Filing Date
GB28134/49A Expired GB670816A (en) 1948-01-14 1949-11-03 A rock cutting machine

Country Status (5)

Country Link
BE (1) BE482754A (US20030204162A1-20031030-M00001.png)
DE (1) DE892735C (US20030204162A1-20031030-M00001.png)
FR (1) FR1006435A (US20030204162A1-20031030-M00001.png)
GB (1) GB670816A (US20030204162A1-20031030-M00001.png)
NL (1) NL73850C (US20030204162A1-20031030-M00001.png)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1264367B (de) * 1966-04-22 1968-03-28 Gewerk Eisenhuette Westfalia Vorkohlgeraet zum Auffahren von einer vorgesetzten Strecke und/oder einem Maschinenstall
CN110242293A (zh) * 2019-06-21 2019-09-17 辽宁工程技术大学 一种旋挖式截煤装置

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2780452A (en) * 1952-03-27 1957-02-05 Sonapar Soc De Participation S Rock cutting machine having slot cutting and slot engaging guide means

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE257965C (US20030204162A1-20031030-M00001.png) * 1912-04-22
DE600088C (de) * 1932-11-18 1934-07-14 Jakob Glaser Schraemmaschine

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1264367B (de) * 1966-04-22 1968-03-28 Gewerk Eisenhuette Westfalia Vorkohlgeraet zum Auffahren von einer vorgesetzten Strecke und/oder einem Maschinenstall
CN110242293A (zh) * 2019-06-21 2019-09-17 辽宁工程技术大学 一种旋挖式截煤装置

Also Published As

Publication number Publication date
FR1006435A (fr) 1952-04-23
NL73850C (US20030204162A1-20031030-M00001.png) 1953-04-15
BE482754A (US20030204162A1-20031030-M00001.png) 1948-06-15
DE892735C (de) 1953-10-08

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