FI970836A - Drill head - Google Patents

Drill head Download PDF

Info

Publication number: FI970836A
Authority: FI; Finland
Prior art keywords: drill head; drill; head
Prior art date: 1994-08-30

Application number

FI970836A

Other languages

Finnish (fi)

Swedish (sv)

Other versions

FI970836A0 (en

Inventor

Heinz Gruber

Original Assignee

Reburg Patentverwertungs 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.)

1994-08-30

Filing date

1997-02-27

Publication date

1997-02-27

1997-02-27 Application filed by Reburg Patentverwertungs Gmbh filed Critical Reburg Patentverwertungs Gmbh

1997-02-27 Publication of FI970836A0 publication Critical patent/FI970836A0/en

1997-02-27 Publication of FI970836A publication Critical patent/FI970836A/en

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
- E21B10/46—Drill bits characterised by wear resisting parts, e.g. diamond inserts
- E21B10/58—Chisel-type inserts
- 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
- E21B10/36—Percussion drill bits
- E21B10/38—Percussion drill bits characterised by conduits or nozzles for drilling fluids
- 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
- E21B10/36—Percussion drill bits
- E21B10/40—Percussion drill bits with leading portion

Landscapes

Engineering & Computer Science (AREA)
Geology (AREA)
Life Sciences & Earth Sciences (AREA)
Mining & Mineral Resources (AREA)
Physics & Mathematics (AREA)
Environmental & Geological Engineering (AREA)
Fluid Mechanics (AREA)
Mechanical Engineering (AREA)
General Life Sciences & Earth Sciences (AREA)
Geochemistry & Mineralogy (AREA)
Earth Drilling (AREA)
Processing Of Stones Or Stones Resemblance Materials (AREA)
Drilling Tools (AREA)

FI970836A 1994-08-30 1997-02-27 Drill head FI970836A (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
DE4430784A DE4430784C1 (en)	1994-08-30	1994-08-30	Drill head
PCT/EP1995/002097 WO1996007011A1 (en)	1994-08-30	1995-06-02	Drilling head with cutters in arrow-shaped array

Publications (2)

Publication Number	Publication Date
FI970836A0 FI970836A0 (en)	1997-02-27
FI970836A true FI970836A (en)	1997-02-27

Family

ID=6526936

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FI970836A FI970836A (en)	1994-08-30	1997-02-27	Drill head

Country Status (11)

Country	Link
EP (1)	EP0777811A1 (en)
JP (1)	JPH10504861A (en)
KR (1)	KR970705689A (en)
AU (1)	AU2673595A (en)
DE (1)	DE4430784C1 (en)
FI (1)	FI970836A (en)
IS (1)	IS4421A (en)
NO (1)	NO970908D0 (en)
TW (1)	TW276203B (en)
WO (1)	WO1996007011A1 (en)
ZA (1)	ZA957224B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR2738762B1 (en) *	1995-09-18	1997-10-17	Diager	CUTTING PART OF A FOREST
DE19835689C2 (en) *	1998-08-07	2003-01-09	Hermann Bentzinger	Device for fastening cutting segments to a drill pipe
DE102006000083A1 (en)	2006-02-20	2007-08-23	Hilti Ag	anchor drill head
WO2018068818A1 (en) *	2016-10-10	2018-04-19	Tmt Tapping-Measuring-Technology Sàrl	Drilling crown
RU183053U1 (en) *	2017-01-24	2018-09-07	Общество с ограниченной ответственностью "СОБРАНИЕ"	PACKAGING

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE967371C (en) *	1943-07-03	1957-11-07	Boehler & Co Ag Geb	Rock percussion drill for blast holes u. Like. With a pre-drilling cutting edge and a subsequent extension cutting edge
US2507222A (en) *	1946-08-19	1950-05-09	Phipps Orville	Multiple edge percussion bit
GB644145A (en) *	1947-12-09	1950-10-04	Atlas Diesel Ab	Improvements in drill bits for hammer drills having hard metal cutting edges and hard metal bodies forming such cutting edges
AT164908B (en) *	1948-05-13	1949-12-27	Boehler & Co Ag Geb	Core bit with hard metal cutting edges
FR986125A (en) *	1948-05-13	1951-07-27	Boehler & Co Ag Geb	Tungsten carbide cutting tool bit
DE918741C (en) *	1949-09-03	1954-10-04	Boehler & Co Ag Geb	Rock drill with single or multiple cutting edges
GB981489A (en) *	1962-10-19	1965-01-27	Tungsten Carbide Developments	Improvements in or relating to rock bits
DE2116814A1 (en) *	1971-04-06	1972-10-19	Ing. Günter Klemm Spezialunternehmen für Bohrtechnik, 5961 Olpe-Rhode	Method and device for drilling in mountains covered by loose soil
US3726351A (en) *	1971-04-26	1973-04-10	E Williams	Mill tool
DE2601302A1 (en) *	1976-01-15	1977-07-21	Richard Karnebogen	Percussive rock drill bit - has four cutters along arms of angled cross offset from bit centre and fifth cutter pointed to cross intercept
DE2620869A1 (en) *	1976-05-11	1977-12-01	Krupp Gmbh	Rotary percussive drill tool - has radial blade and second blade vertical to outside tool endface centre point
AT376765B (en) *	1978-05-16	1984-12-27	Guergen Karlheinz	INTERCHANGEABLE DRILL BIT FOR ONE STONE DRILL DRILL AND DRILL BIT APPLICABLE TO ALL STONES
SE454196C (en) *	1983-09-23	1991-11-04	Jan Persson	EARTH AND MOUNTAIN DRILLING DEVICE CONCERNING BORING AND LINING OF THE DRILL
DE3820695C2 (en) *	1988-06-18	1996-07-25	Hawera Probst Kg Hartmetall	Rock drill

1994
- 1994-08-30 DE DE4430784A patent/DE4430784C1/en not_active Expired - Fee Related
1995
- 1995-06-02 WO PCT/EP1995/002097 patent/WO1996007011A1/en not_active Application Discontinuation
- 1995-06-02 JP JP8508432A patent/JPH10504861A/en active Pending
- 1995-06-02 KR KR1019970701331A patent/KR970705689A/en not_active Application Discontinuation
- 1995-06-02 EP EP95921813A patent/EP0777811A1/en not_active Withdrawn
- 1995-06-02 AU AU26735/95A patent/AU2673595A/en not_active Abandoned
- 1995-06-28 TW TW084106632A patent/TW276203B/zh active
- 1995-06-29 ZA ZA957224A patent/ZA957224B/en unknown
1997
- 1997-01-30 IS IS4421A patent/IS4421A/en unknown
- 1997-02-27 FI FI970836A patent/FI970836A/en not_active Application Discontinuation
- 1997-02-27 NO NO970908A patent/NO970908D0/en unknown

Also Published As

Publication number	Publication date
IS4421A (en)	1997-01-30
KR970705689A (en)	1997-10-09
TW276203B (en)	1996-05-21
AU2673595A (en)	1996-03-22
NO970908L (en)	1997-02-27
NO970908D0 (en)	1997-02-27
WO1996007011A1 (en)	1996-03-07
JPH10504861A (en)	1998-05-12
FI970836A0 (en)	1997-02-27
DE4430784C1 (en)	1996-01-18
ZA957224B (en)	1996-04-01
EP0777811A1 (en)	1997-06-11

Publication	Publication Date	Title
DE69720035D1 (en)	2003-04-24	DRILL HEAD
NO950041D0 (en)	1995-01-05	club head
DE69833417D1 (en)	2006-04-20	Servo-write head
DE69529417D1 (en)	2003-02-20	LED HEAD
NO951983L (en)	1995-11-20	downhole tool
DE69300690D1 (en)	1995-11-30	Drill head.
DE69600675D1 (en)	1998-10-29	Tool head
DE69529112D1 (en)	2003-01-23	ink-jet head
DK0954675T3 (en)	2003-12-29	well head
NO955281D0 (en)	1995-12-22	downhole tool
FI944291A (en)	1996-03-17	drilling rig
FI98400B (en)	1997-02-28	drill Rig
DE69523647D1 (en)	2001-12-13	Inkjet head
FI970836A (en)	1997-02-27	Drill head
DE59610444D1 (en)	2003-06-18	drilling
DE69504070D1 (en)	1998-09-17	FLEXIBLE DRILLING TOOL
EE9700022A (en)	1997-08-15	Drill
KR960000676U (en)	1996-01-17	drill
FI973321A0 (en)	1997-08-13	Cutter for drilling head
FI962003A0 (en)	1996-05-10	the drill head
KR960007212U (en)	1996-03-13	drill
KR960016559U (en)	1996-06-17	drill
DE69223873D1 (en)	1998-02-12	Drill head
KR950029672U (en)	1995-11-17	Double head
FI950965A0 (en)	1995-03-02	Circular Head

Legal Events

Date	Code	Title	Description
1998-01-09	FD	Application lapsed