IT7926090A0 - Perfezionato elemento di fresa e fresa per perforazione di rocce. - Google Patents

Perfezionato elemento di fresa e fresa per perforazione di rocce.

Info

Publication number: IT7926090A0
Authority: IT; Italy
Prior art keywords: cutter; rock drilling; improved rock; cutter element; improved
Prior art date: 1978-10-02

Application number

IT7926090A

Other languages

English (en)

Other versions

IT1163718B (it

Inventor

William Henry Daniels

John Bainescheatham Jr

Original Assignee

Gen Electric

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.)

1978-10-02

Filing date

1979-09-28

Publication date

1979-09-28

1979-09-28 Application filed by Gen Electric filed Critical Gen Electric

1979-09-28 Publication of IT7926090A0 publication Critical patent/IT7926090A0/it

1987-04-08 Application granted granted Critical

1987-04-08 Publication of IT1163718B publication Critical patent/IT1163718B/it

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
- E21B10/56—Button-type inserts
- E21B10/567—Button-type inserts with preformed cutting elements mounted on a distinct support, e.g. polycrystalline inserts
- E21B10/5673—Button-type inserts with preformed cutting elements mounted on a distinct support, e.g. polycrystalline inserts having a non planar or non circular cutting face
- 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

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)
Chemical & Material Sciences (AREA)
Crystallography & Structural Chemistry (AREA)
Earth Drilling (AREA)
Excavating Of Shafts Or Tunnels (AREA)

IT26090/79A 1978-10-02 1979-09-28 Perfezionato elemento di fresa e fresa per perforazione di rocce IT1163718B (it)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US94786578A	1978-10-02	1978-10-02

Publications (2)

Publication Number	Publication Date
IT7926090A0 true IT7926090A0 (it)	1979-09-28
IT1163718B IT1163718B (it)	1987-04-08

Family

ID=25486908

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
IT26090/79A IT1163718B (it)	1978-10-02	1979-09-28	Perfezionato elemento di fresa e fresa per perforazione di rocce

Country Status (12)

Country	Link
JP (1)	JPS5549490A (it)
BE (1)	BE879116A (it)
CH (1)	CH646227A5 (it)
DE (1)	DE2938524A1 (it)
ES (1)	ES257023Y (it)
FR (1)	FR2443560A1 (it)
GB (1)	GB2032979B (it)
IL (1)	IL58031A (it)
IT (1)	IT1163718B (it)
NL (1)	NL7906559A (it)
SE (1)	SE7908122L (it)
ZA (1)	ZA794097B (it)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE3039632C2 (de) *	1980-10-21	1982-12-16	Christensen, Inc., 84115 Salt Lake City, Utah	Drehborhmeißel für Tiefbohrungen
DE3114749C2 (de) *	1981-04-11	1983-10-27	Christensen, Inc., 84115 Salt Lake City, Utah	Keilförmiges Schneidglied für Drehbohrmeißel zum Tiefbohren
GB2138864B (en) *	1983-04-28	1986-07-30	Sumitomo Metal Mining Co	Roller drill bits
US4533004A (en) *	1984-01-16	1985-08-06	Cdp, Ltd.	Self sharpening drag bit for sub-surface formation drilling
US4669556A (en) *	1984-01-31	1987-06-02	Nl Industries, Inc.	Drill bit and cutter therefor
GB2181472A (en) *	1985-08-22	1987-04-23	Anderson Strathclyde Plc	Cutter tools and tip inserts therefor

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3136615A (en) *	1960-10-03	1964-06-09	Gen Electric	Compact of abrasive crystalline material with boron carbide bonding medium
US3141746A (en) *	1960-10-03	1964-07-21	Gen Electric	Diamond compact abrasive
US3233988A (en) *	1964-05-19	1966-02-08	Gen Electric	Cubic boron nitride compact and method for its production
US3767371A (en) *	1971-07-01	1973-10-23	Gen Electric	Cubic boron nitride/sintered carbide abrasive bodies
US3745623A (en) *	1971-12-27	1973-07-17	Gen Electric	Diamond tools for machining
US3745489A (en) *	1972-05-01	1973-07-10	Stanford Research Inst	Microwave and uhf filters using discrete hairpin resonators
ZA782286B (en) *	1978-04-21	1979-10-31	Christensen Inc	Abrasive bodies

1979
- 1979-08-07 ZA ZA00794097A patent/ZA794097B/xx unknown
- 1979-08-13 IL IL58031A patent/IL58031A/xx unknown
- 1979-08-21 GB GB7929100A patent/GB2032979B/en not_active Expired
- 1979-08-31 NL NL7906559A patent/NL7906559A/nl not_active Application Discontinuation
- 1979-09-04 JP JP11346879A patent/JPS5549490A/ja active Granted
- 1979-09-24 DE DE19792938524 patent/DE2938524A1/de active Granted
- 1979-09-28 ES ES1979257023U patent/ES257023Y/es not_active Expired
- 1979-09-28 IT IT26090/79A patent/IT1163718B/it active
- 1979-10-01 SE SE7908122A patent/SE7908122L/ unknown
- 1979-10-01 BE BE0/197412A patent/BE879116A/fr not_active IP Right Cessation
- 1979-10-01 CH CH880979A patent/CH646227A5/de not_active IP Right Cessation
- 1979-10-01 FR FR7924379A patent/FR2443560A1/fr active Granted

Also Published As

Publication number	Publication date
DE2938524A1 (de)	1980-04-10
JPS6238517B2 (it)	1987-08-18
IL58031A0 (en)	1979-12-30
JPS5549490A (en)	1980-04-09
CH646227A5 (de)	1984-11-15
FR2443560A1 (fr)	1980-07-04
IT1163718B (it)	1987-04-08
SE7908122L (sv)	1980-04-03
GB2032979B (en)	1982-09-08
DE2938524C2 (it)	1991-12-19
FR2443560B1 (it)	1984-07-20
BE879116A (fr)	1980-02-01
NL7906559A (nl)	1980-04-08
IL58031A (en)	1982-08-31
ES257023Y (es)	1982-04-16
ES257023U (es)	1981-10-16
ZA794097B (en)	1980-11-26
GB2032979A (en)	1980-05-14

Publication	Publication Date	Title
NL7708960A (nl)	1978-05-30	Grondboorbeitel.
NL183103C (nl)	1988-07-18	Boorbeitel.
NL185416C (nl)	1990-04-02	Rotsbeitel.
PL202404A1 (pl)	1978-07-17	Koronka wiertnicza
IT7925517A0 (it)	1979-09-06	Scalpello rotante di perforazione.
AT369505B (de)	1983-01-10	Gesteinsbohrer
NL7900633A (nl)	1979-08-21	Boorvoering.
AT371563B (de)	1983-07-11	Gesteinsbohrer
NL7614617A (nl)	1977-07-18	Boorgereedschap.
NO151912C (no)	1985-06-26	Borehulls-logging eller -maaling.
NL7704306A (nl)	1978-01-10	Boorgereedschap.
IT7921974A0 (it)	1979-04-19	Utensile di trapanatura.
AT373360B (de)	1984-01-10	Gesteinsbohrer
MX148730A (es)	1983-06-06	Aparato mejorado perforador o de barrena de roca
NL7701356A (nl)	1977-08-12	Steenboor.
NL7706233A (nl)	1978-01-16	Grondboorbeitel.
BE884905Q (fr)	1980-12-16	Trepan de forage de roche
NL7900555A (nl)	1979-08-21	Boorvoering.
NL7807958A (nl)	1979-02-07	Boorbeitel.
IT7926090A0 (it)	1979-09-28	Perfezionato elemento di fresa e fresa per perforazione di rocce.
AT383182B (de)	1987-05-25	Gesteinsbohrer
AT352052B (de)	1979-08-27	Schneid- bzw. bohrkopf
DK215877A (da)	1977-11-18	Reversibelt jordlagbor
IT8121757A0 (it)	1981-05-15	Cesoia spuntatrice rotativa.
IT7926975A0 (it)	1979-10-31	Utensile per alesatura.