SE415994B - Anordning vid rullborrkronor - Google Patents

Anordning vid rullborrkronor

Info

Publication number: SE415994B
Authority: SE; Sweden
Prior art keywords: drill; roll; roll drill
Prior art date: 1975-01-27

Application number

SE7500816A

Other languages

English (en)

Other versions

SE7500816L (sv

Inventor

B S Liljekvist

Original Assignee

Sandvik Ab

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.)

1975-01-27

Filing date

1975-01-27

Publication date

1980-11-17

1975-01-27 Application filed by Sandvik Ab filed Critical Sandvik Ab

1975-01-27 Priority to SE7500816A priority Critical patent/SE415994B/sv

1976-01-19 Priority to ZA279A priority patent/ZA76279B/xx

1976-01-21 Priority to AU10457/76A priority patent/AU500414B2/en

1976-01-22 Priority to IT19496/76A priority patent/IT1054471B/it

1976-01-26 Priority to ZM11/76A priority patent/ZM1176A1/xx

1976-01-26 Priority to CA244,239A priority patent/CA1036151A/en

1976-01-26 Priority to JP51007854A priority patent/JPS5199602A/ja

1976-01-26 Priority to GB2934/76A priority patent/GB1488231A/en

1976-01-26 Priority to NO760242A priority patent/NO760242L/no

1976-01-26 Priority to DE2602773A priority patent/DE2602773C3/de

1976-01-26 Priority to FR7601988A priority patent/FR2298679A1/fr

1976-01-27 Priority to US05/652,864 priority patent/US4004644A/en

1976-01-27 Priority to FI760182A priority patent/FI760182A/fi

1976-07-28 Publication of SE7500816L publication Critical patent/SE7500816L/sv

1980-11-17 Publication of SE415994B publication Critical patent/SE415994B/sv

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
- E21B10/08—Roller bits
- E21B10/10—Roller bits with roller axle supported at both ends
- 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
- E21B10/28—Drill bits with leading portion, i.e. drill bits with a pilot cutter; Drill bits for enlarging the borehole, e.g. reamers with non-expansible roller cutters
- 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
- E21B7/00—Special methods or apparatus for drilling
- E21B7/28—Enlarging drilled holes, e.g. by counterboring

Landscapes

Engineering & Computer Science (AREA)
Life Sciences & Earth Sciences (AREA)
Geology (AREA)
Mining & Mineral Resources (AREA)
Physics & Mathematics (AREA)
Environmental & Geological Engineering (AREA)
Fluid Mechanics (AREA)
General Life Sciences & Earth Sciences (AREA)
Geochemistry & Mineralogy (AREA)
Mechanical Engineering (AREA)
Earth Drilling (AREA)
Excavating Of Shafts Or Tunnels (AREA)

SE7500816A 1975-01-27 1975-01-27 Anordning vid rullborrkronor SE415994B (sv)

Priority Applications (13)

Application Number	Priority Date	Filing Date	Title
SE7500816A SE415994B (sv)	1975-01-27	1975-01-27	Anordning vid rullborrkronor
ZA279A ZA76279B (en)	1975-01-27	1976-01-19	Roller cutter
AU10457/76A AU500414B2 (en)	1975-01-27	1976-01-21	Drill bit cutter assembly
IT19496/76A IT1054471B (it)	1975-01-27	1976-01-22	Fresa a rulli
ZM11/76A ZM1176A1 (en)	1975-01-27	1976-01-26	Roller cutters for drill bit assemblies
CA244,239A CA1036151A (en)	1975-01-27	1976-01-26	Roller cutter
JP51007854A JPS5199602A (sv)	1975-01-27	1976-01-26
GB2934/76A GB1488231A (en)	1975-01-27	1976-01-26	Drill bit cutter assemblies
NO760242A NO760242L (sv)	1975-01-27	1976-01-26
DE2602773A DE2602773C3 (de)	1975-01-27	1976-01-26	Drillbohrschneidenanordnung
FR7601988A FR2298679A1 (fr)	1975-01-27	1976-01-26	Trepan a rouleaux
US05/652,864 US4004644A (en)	1975-01-27	1976-01-27	Roller cutter
FI760182A FI760182A (sv)	1975-01-27	1976-01-27

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
SE7500816A SE415994B (sv)	1975-01-27	1975-01-27	Anordning vid rullborrkronor

Publications (2)

Publication Number	Publication Date
SE7500816L SE7500816L (sv)	1976-07-28
SE415994B true SE415994B (sv)	1980-11-17

Family

ID=20323494

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
SE7500816A SE415994B (sv)	1975-01-27	1975-01-27	Anordning vid rullborrkronor

Country Status (13)

Country	Link
US (1)	US4004644A (sv)
JP (1)	JPS5199602A (sv)
AU (1)	AU500414B2 (sv)
CA (1)	CA1036151A (sv)
DE (1)	DE2602773C3 (sv)
FI (1)	FI760182A (sv)
FR (1)	FR2298679A1 (sv)
GB (1)	GB1488231A (sv)
IT (1)	IT1054471B (sv)
NO (1)	NO760242L (sv)
SE (1)	SE415994B (sv)
ZA (1)	ZA76279B (sv)
ZM (1)	ZM1176A1 (sv)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4359114A (en) *	1980-12-10	1982-11-16	Robbins Machine, Inc.	Raise drill bit inboard cutter assembly
SE440678B (sv) *	1981-03-31	1985-08-12	Sandvik Ab	Festanordning for skerrulle vid borrhuvud for roterande borrning
US5328274A (en) *	1992-06-26	1994-07-12	Vooner Vacuum Pumps, Inc.	Liquid ring vacuum pump-compressor with self aligning removable bearing bracket
US5423614A (en) *	1992-06-26	1995-06-13	Vooner Vacuum Pumps, Inc.	Self aligning removable bearing carrier for a liquid ring vacuum pump
US5487435A (en) *	1994-07-07	1996-01-30	Baker Hughes Incorporated	Mounting system for raise and shaft cutters
GB2314869B (en) *	1996-03-01	2000-08-16	Allen Kent Rives	Cantilevered hole opener
US6708786B2 (en) *	2001-05-08	2004-03-23	Smith International, Inc.	Mounting attachment and bearing system for an industrial earth-boring cutter
AU782643B2 (en) *	2001-05-08	2005-08-18	Sandvik Intellectual Property Ab	Mounting attachment and bearing system for an industrial earth-boring cutter
WO2005014968A1 (en) *	2003-08-11	2005-02-17	Murray & Roberts Ruc Limited	Roller cutter

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3054466A (en) *	1959-09-21	1962-09-18	Drilprodco Inc	Roller assemblies
US3612196A (en) *	1970-05-01	1971-10-12	Smith International	Rock-boring cutter
US3749188A (en) *	1971-08-20	1973-07-31	G W Murphy Indu Inc	Drill bit
US3747999A (en) *	1972-02-09	1973-07-24	Murphy Ind Inc G W	Rotary cutter for earth boring bits
US3835944A (en) *	1973-06-12	1974-09-17	Hard Metals Ltd	Cutting unit for use on rock boring machines

1975
- 1975-01-27 SE SE7500816A patent/SE415994B/sv not_active IP Right Cessation
1976
- 1976-01-19 ZA ZA279A patent/ZA76279B/xx unknown
- 1976-01-21 AU AU10457/76A patent/AU500414B2/en not_active Expired
- 1976-01-22 IT IT19496/76A patent/IT1054471B/it active
- 1976-01-26 ZM ZM11/76A patent/ZM1176A1/xx unknown
- 1976-01-26 CA CA244,239A patent/CA1036151A/en not_active Expired
- 1976-01-26 GB GB2934/76A patent/GB1488231A/en not_active Expired
- 1976-01-26 FR FR7601988A patent/FR2298679A1/fr not_active Withdrawn
- 1976-01-26 NO NO760242A patent/NO760242L/no unknown
- 1976-01-26 JP JP51007854A patent/JPS5199602A/ja active Pending
- 1976-01-26 DE DE2602773A patent/DE2602773C3/de not_active Expired
- 1976-01-27 US US05/652,864 patent/US4004644A/en not_active Expired - Lifetime
- 1976-01-27 FI FI760182A patent/FI760182A/fi not_active Application Discontinuation

Also Published As

Publication number	Publication date
FI760182A (sv)	1976-07-28
IT1054471B (it)	1981-11-10
GB1488231A (en)	1977-10-12
ZA76279B (en)	1977-01-26
DE2602773A1 (de)	1976-07-29
CA1036151A (en)	1978-08-08
ZM1176A1 (en)	1977-08-22
US4004644A (en)	1977-01-25
NO760242L (sv)	1976-07-28
DE2602773C3 (de)	1978-07-13
DE2602773B2 (de)	1977-12-01
AU1045776A (en)	1977-07-28
AU500414B2 (en)	1979-05-24
SE7500816L (sv)	1976-07-28
FR2298679A1 (fr)	1976-08-20
JPS5199602A (sv)	1976-09-02

Publication	Publication Date	Title
SE7610783L (sv)	1977-05-18	Anordning vid verktyg
SE7602139L (sv)	1976-09-25	Anordning vid rullborrkrona
SE7607016L (sv)	1977-01-08	Anordning vid borrar
SE7506347L (sv)	1976-12-05	Anordning vid motorsagar
SE7611819L (sv)	1977-05-01	Anordning vid forgasare
SE415994B (sv)	1980-11-17	Anordning vid rullborrkronor
SE7614626L (sv)	1977-07-01	Anordning vid rullmaskiner
SE426100B (sv)	1982-12-06	Anordning vid projektilkastare
SE7607005L (sv)	1976-12-26	Anordning vid verktygsmaskin
SE7607024L (sv)	1976-12-19	Anordning vid forgasare
SE7514616L (sv)	1976-10-31	Anordning vid vridfonster
SE7614323L (sv)	1977-06-23	Anordning vid reaktorkerl
SE7509560L (sv)	1977-03-01	Anordning for angherdning av agglomerat
SE7611990L (sv)	1977-05-01	Anordning vid forgasare
SE7600053L (sv)	1976-08-16	Anordning vid borrsker
SE7610868L (sv)	1977-04-04	Anordning vid pappersmaskiner
SE7605635L (sv)	1976-11-22	Anordning vid veskor
SE414588B (sv)	1980-08-11	Anordning vid rotationsrulle
SE7500876L (sv)	1976-07-29	Anordning vid hogfogning
SE7509612L (sv)	1976-11-21	Anordning vid salivsugare
SE7609693L (sv)	1977-03-04	Anordning vid forgasare
SE7512430L (sv)	1977-05-07	Anordning vid pappersmaskin
SE7605120L (sv)	1976-11-08	Anordning vid framdrivningsorgan
SE391278C (sv)	1978-10-02	Anordning vid salivsugare
SE382546B (sv)	1976-02-09	Anordning vid potatissettningsmaskiner

Legal Events

Date	Code	Title	Description
1995-01-31	NUG	Patent has lapsed	Ref document number: 7500816-9 Effective date: 19811019 Format of ref document f/p: F

Date

Code

Title

Description

1995-01-31

NUG

Patent has lapsed

Ref document number: 7500816-9

Effective date: 19811019

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