ES201583Y - Herramienta de perforacion, con corona perforada en forma de cilindro. - Google Patents

Herramienta de perforacion, con corona perforada en forma de cilindro.

Info

Publication number
ES201583Y
ES201583Y ES1974201583U ES201583U ES201583Y ES 201583 Y ES201583 Y ES 201583Y ES 1974201583 U ES1974201583 U ES 1974201583U ES 201583 U ES201583 U ES 201583U ES 201583 Y ES201583 Y ES 201583Y
Authority
ES
Spain
Prior art keywords
crown
perforated
cylinder
shape
drilling tool
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
ES1974201583U
Other languages
English (en)
Other versions
ES201583U (es
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.)
Erns Winter & Sohn & Co GmbH
Original Assignee
Erns Winter & Sohn & Co GmbH
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 Erns Winter & Sohn & Co GmbH filed Critical Erns Winter & Sohn & Co GmbH
Publication of ES201583U publication Critical patent/ES201583U/es
Application granted granted Critical
Publication of ES201583Y publication Critical patent/ES201583Y/es
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
    • E21B10/60—Drill bits characterised by conduits or nozzles for drilling fluids
    • E21B10/605—Drill bits characterised by conduits or nozzles for drilling fluids the bit being a core-bit
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B28—WORKING CEMENT, CLAY, OR STONE
    • B28D—WORKING STONE OR STONE-LIKE MATERIALS
    • B28D1/00—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor
    • B28D1/02—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor by sawing
    • B28D1/04—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor by sawing with circular or cylindrical saw-blades or saw-discs
    • B28D1/041—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor by sawing with circular or cylindrical saw-blades or saw-discs with cylinder saws, e.g. trepanning; saw cylinders, e.g. having their cutting rim equipped with abrasive particles
    • 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
    • E21B10/46—Drill bits characterised by wear resisting parts, e.g. diamond inserts
    • E21B10/48—Drill bits characterised by wear resisting parts, e.g. diamond inserts the bit being of core type

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)
  • Processing Of Stones Or Stones Resemblance Materials (AREA)
  • Drilling Tools (AREA)
  • Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
ES1974201583U 1973-03-07 1974-03-06 Herramienta de perforacion, con corona perforada en forma de cilindro. Expired ES201583Y (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19732311258 DE2311258A1 (de) 1973-03-07 1973-03-07 Bohrwerkzeug mit einer zylinderfoermigen bohrkrone

Publications (2)

Publication Number Publication Date
ES201583U ES201583U (es) 1975-10-01
ES201583Y true ES201583Y (es) 1976-02-01

Family

ID=5874019

Family Applications (1)

Application Number Title Priority Date Filing Date
ES1974201583U Expired ES201583Y (es) 1973-03-07 1974-03-06 Herramienta de perforacion, con corona perforada en forma de cilindro.

Country Status (3)

Country Link
DE (1) DE2311258A1 (es)
ES (1) ES201583Y (es)
IT (1) IT1004355B (es)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0477253B1 (de) * 1989-06-14 1993-08-11 Tyrolit Schleifmittelwerke Swarovski KG Hohlbohrer
GB2423537A (en) * 2005-02-24 2006-08-30 Marcrist Internat Ltd Core drills

Also Published As

Publication number Publication date
ES201583U (es) 1975-10-01
DE2311258A1 (de) 1974-09-12
IT1004355B (it) 1976-07-10

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