EP0352215A3 - Drilling tool - Google Patents

Drilling tool Download PDF

Info

Publication number
EP0352215A3
EP0352215A3 EP19890710056 EP89710056A EP0352215A3 EP 0352215 A3 EP0352215 A3 EP 0352215A3 EP 19890710056 EP19890710056 EP 19890710056 EP 89710056 A EP89710056 A EP 89710056A EP 0352215 A3 EP0352215 A3 EP 0352215A3
Authority
EP
European Patent Office
Prior art keywords
drilling tool
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.)
Granted
Application number
EP19890710056
Other languages
German (de)
Other versions
EP0352215B1 (en
EP0352215A2 (en
Inventor
August Haussmann
Wolfgang Dipl.-Ing. Peetz
Bernhard Moser
Bernd Wessbecher
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.)
Robert Bosch Power Tools GmbH
Original Assignee
Hawera Probst 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 Hawera Probst GmbH filed Critical Hawera Probst GmbH
Publication of EP0352215A2 publication Critical patent/EP0352215A2/en
Publication of EP0352215A3 publication Critical patent/EP0352215A3/en
Application granted granted Critical
Publication of EP0352215B1 publication Critical patent/EP0352215B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • B28D1/14—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor by boring or drilling
    • 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
    • E21B10/44—Bits with helical conveying portion, e.g. screw type bits; Augers with leading portion or with detachable parts
    • E21B10/445—Bits with helical conveying portion, e.g. screw type bits; Augers with leading portion or with detachable parts percussion type, e.g. for masonry
    • 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
    • E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
    • E21B17/22—Rods or pipes with helical structure
    • 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
    • E21B37/00—Methods or apparatus for cleaning boreholes or wells
    • E21B37/02—Scrapers specially adapted therefor

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Brushes (AREA)
  • Polishing Bodies And Polishing Tools (AREA)
EP89710056A 1988-07-16 1989-06-10 Drilling tool Expired - Lifetime EP0352215B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE3824170 1988-07-16
DE3824170 1988-07-16

Publications (3)

Publication Number Publication Date
EP0352215A2 EP0352215A2 (en) 1990-01-24
EP0352215A3 true EP0352215A3 (en) 1990-12-05
EP0352215B1 EP0352215B1 (en) 1994-03-30

Family

ID=6358830

Family Applications (1)

Application Number Title Priority Date Filing Date
EP89710056A Expired - Lifetime EP0352215B1 (en) 1988-07-16 1989-06-10 Drilling tool

Country Status (2)

Country Link
EP (1) EP0352215B1 (en)
DE (1) DE58907334D1 (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU2001233611A1 (en) * 2000-03-10 2001-09-17 American Tool Companies A/S Drill bit
DE10015203A1 (en) * 2000-03-27 2001-10-04 Hilti Ag Twist drill
CN102330544A (en) * 2011-10-13 2012-01-25 中国石油集团西部钻探工程有限公司 Spiral casing scraper
EP3305448B1 (en) 2016-09-23 2020-11-04 Milwaukee Electric Tool Corporation Hole saw arbor assembly
US10730119B2 (en) 2017-01-06 2020-08-04 Milwaukee Electric Tool Corporation Hole saw
USD973733S1 (en) 2017-08-15 2022-12-27 Milwaukee Electric Tool Corporation Hole saw
CN112832773A (en) * 2020-12-30 2021-05-25 重庆交通大学 A deformation drill bit for tunnel chaplet face blasting excavation
CN116277446B (en) * 2022-11-15 2024-04-26 长兴奥宇塑业有限公司 Connecting assembly, networking structure and using method of autoclaved aerated concrete slab net cage

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1380517A (en) * 1920-06-28 1921-06-07 Samuel F Bashara Well-screen cleaner
US2693611A (en) * 1953-03-25 1954-11-09 William A Lombardi Flexible rotary cylindrical brush
GB836034A (en) * 1956-09-19 1960-06-01 Albico Prec Engineering Ltd An improved masonry or like drill bit
US3824646A (en) * 1972-11-17 1974-07-23 M Jai Combination drilling and brushing tool in a pipe cleaning machine
FR2215285A1 (en) * 1973-01-27 1974-08-23 Reinholdt As H

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1380517A (en) * 1920-06-28 1921-06-07 Samuel F Bashara Well-screen cleaner
US2693611A (en) * 1953-03-25 1954-11-09 William A Lombardi Flexible rotary cylindrical brush
GB836034A (en) * 1956-09-19 1960-06-01 Albico Prec Engineering Ltd An improved masonry or like drill bit
US3824646A (en) * 1972-11-17 1974-07-23 M Jai Combination drilling and brushing tool in a pipe cleaning machine
FR2215285A1 (en) * 1973-01-27 1974-08-23 Reinholdt As H

Also Published As

Publication number Publication date
DE58907334D1 (en) 1994-05-05
EP0352215B1 (en) 1994-03-30
EP0352215A2 (en) 1990-01-24

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