FI80945C - Anordning foer att uppbaera en borrstaong pao ett motstoed. - Google Patents

Anordning foer att uppbaera en borrstaong pao ett motstoed. Download PDF

Info

Publication number: FI80945C
Authority: FI; Finland
Prior art keywords: support; pressure medium; drill rod; pressure; holding
Prior art date: 1983-12-21

Application number

FI844878A

Other languages

English (en)

Finnish (fi)

Swedish (sv)

Other versions

FI844878L (fi

FI80945B (fi

FI844878A0 (fi

Inventor

Nikolaus Kleuters

Original Assignee

Wirth Co Kg Masch Bohr

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.)

1983-12-21

Filing date

1984-12-11

Publication date

1990-08-10

1984-06-22 Priority claimed from EP84107143A external-priority patent/EP0147511B1/de

1984-12-11 Application filed by Wirth Co Kg Masch Bohr filed Critical Wirth Co Kg Masch Bohr

1984-12-11 Publication of FI844878A0 publication Critical patent/FI844878A0/fi

1985-06-22 Publication of FI844878L publication Critical patent/FI844878L/fi

1990-04-30 Publication of FI80945B publication Critical patent/FI80945B/fi

1990-08-10 Application granted granted Critical

1990-08-10 Publication of FI80945C publication Critical patent/FI80945C/fi

Links

238000005553 drilling Methods 0.000 claims description 17
239000010902 straw Substances 0.000 description 13
239000012530 fluid Substances 0.000 description 5
238000004873 anchoring Methods 0.000 description 2
238000010276 construction Methods 0.000 description 2
230000014759 maintenance of location Effects 0.000 description 2
238000000034 method Methods 0.000 description 2
230000000712 assembly Effects 0.000 description 1
238000000429 assembly Methods 0.000 description 1
238000005452 bending Methods 0.000 description 1
238000005516 engineering process Methods 0.000 description 1
238000009434 installation Methods 0.000 description 1
238000003754 machining Methods 0.000 description 1
239000000463 material Substances 0.000 description 1
238000005192 partition Methods 0.000 description 1
230000000284 resting effect Effects 0.000 description 1
239000011435 rock Substances 0.000 description 1

Landscapes

Earth Drilling (AREA)
Percussive Tools And Related Accessories (AREA)

FI844878A 1983-12-21 1984-12-11 Anordning foer att uppbaera en borrstaong pao ett motstoed. FI80945C (fi)

Applications Claiming Priority (4)

Application Number	Priority Date	Filing Date	Title
ZA8309490		1983-12-21
ZA839490		1983-12-21
EP84107143		1984-06-22
EP84107143A EP0147511B1 (de)	1983-12-21	1984-06-22	Vorrichtung zur Kraftübertragung, insbesondere beim Abfangen von Bohrgestängen

Publications (4)

Publication Number	Publication Date
FI844878A0 FI844878A0 (fi)	1984-12-11
FI844878L FI844878L (fi)	1985-06-22
FI80945B FI80945B (fi)	1990-04-30
FI80945C true FI80945C (fi)	1990-08-10

Family

ID=26091886

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FI844878A FI80945C (fi)	1983-12-21	1984-12-11	Anordning foer att uppbaera en borrstaong pao ett motstoed.

Country Status (3)

Country	Link
AT (1)	ATE36901T1 (de)
FI (1)	FI80945C (de)
NO (1)	NO164430C (de)

1984
- 1984-06-22 AT AT84107143T patent/ATE36901T1/de not_active IP Right Cessation
- 1984-12-11 FI FI844878A patent/FI80945C/fi not_active IP Right Cessation
- 1984-12-12 NO NO84844991A patent/NO164430C/no unknown

Also Published As

Publication number	Publication date
FI844878L (fi)	1985-06-22
ATE36901T1 (de)	1988-09-15
NO844991L (no)	1985-06-24
FI80945B (fi)	1990-04-30
FI844878A0 (fi)	1984-12-11
NO164430C (no)	1990-10-03
NO164430B (no)	1990-06-25

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Legal Events

Date	Code	Title	Description
1994-07-12	MM	Patent lapsed
2004-08-31	MM	Patent lapsed	Owner name: WIRTH MASCHINEN- UND BOHRGERAETE-FABRIK