EP4006298C0 - Bohrvorrichtung - Google Patents

Bohrvorrichtung

Info

Publication number
EP4006298C0
EP4006298C0 EP21209482.5A EP21209482A EP4006298C0 EP 4006298 C0 EP4006298 C0 EP 4006298C0 EP 21209482 A EP21209482 A EP 21209482A EP 4006298 C0 EP4006298 C0 EP 4006298C0
Authority
EP
European Patent Office
Prior art keywords
drilling device
drilling
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.)
Active
Application number
EP21209482.5A
Other languages
English (en)
French (fr)
Other versions
EP4006298A1 (de
EP4006298B1 (de
Inventor
Sascha Zipp
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.)
Zipp Industries & Co KG GmbH
Zipp Ind & Co KG GmbH
Original Assignee
Zipp Industries & Co KG GmbH
Zipp Ind & Co KG 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 Zipp Industries & Co KG GmbH, Zipp Ind & Co KG GmbH filed Critical Zipp Industries & Co KG GmbH
Publication of EP4006298A1 publication Critical patent/EP4006298A1/de
Application granted granted Critical
Publication of EP4006298C0 publication Critical patent/EP4006298C0/de
Publication of EP4006298B1 publication Critical patent/EP4006298B1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • E21B10/32—Drill bits with leading portion, i.e. drill bits with a pilot cutter; Drill bits for enlarging the borehole, e.g. reamers with expansible cutting tools

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)
EP21209482.5A 2020-11-27 2021-11-22 Bohrvorrichtung Active EP4006298B1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102020131532.5A DE102020131532A1 (de) 2020-11-27 2020-11-27 Bohrvorrichtung

Publications (3)

Publication Number Publication Date
EP4006298A1 EP4006298A1 (de) 2022-06-01
EP4006298C0 true EP4006298C0 (de) 2024-01-03
EP4006298B1 EP4006298B1 (de) 2024-01-03

Family

ID=78725272

Family Applications (1)

Application Number Title Priority Date Filing Date
EP21209482.5A Active EP4006298B1 (de) 2020-11-27 2021-11-22 Bohrvorrichtung

Country Status (2)

Country Link
EP (1) EP4006298B1 (de)
DE (1) DE102020131532A1 (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113565441B (zh) * 2021-08-03 2024-01-12 深圳宏业基岩土科技股份有限公司 上下同直径的全套管成孔施工方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1357689A (en) 1918-10-07 1920-11-02 Charles D Clark Expanding drill
FR505941A (fr) * 1918-11-12 1920-08-10 Chas L Stickney Perfectionnements aux dispositifs de forage
US1439093A (en) * 1921-10-10 1922-12-19 Jr Carleton B Gibson Underreamer
US1833134A (en) * 1928-04-16 1931-11-24 Reed Roller Bit Co Collapsible bit
US2216895A (en) * 1939-04-06 1940-10-08 Reed Roller Bit Co Rotary underreamer
DE3020143A1 (de) * 1980-05-27 1981-12-03 Stumpp + Kurz Gmbh + Co, 7000 Stuttgart Bohrwerkzeug zum herstellen einer konischen erweiterung in einer grundbohrung
CA2401917A1 (en) * 2002-09-06 2004-03-06 Tesco Corporation Expandible bit
DE102014104516A1 (de) 2014-03-31 2015-10-01 Sysbohr Gmbh - Bohrtechnik Für Den Spezialtiefbau Bohrkrone, insbesondere zum Überlagerungsbohren, sowie Bohrvorrichtung mit einer Bohrkrone

Also Published As

Publication number Publication date
EP4006298A1 (de) 2022-06-01
DE102020131532A1 (de) 2022-06-02
EP4006298B1 (de) 2024-01-03

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