GB2465653B - Drill means - Google Patents

Drill means

Info

Publication number: GB2465653B
Authority: GB; United Kingdom
Prior art keywords: drill means; drill
Prior art date: 2008-11-26
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

GB0915405.5A

Other versions

GB0915405D0 (en

GB2465653A (en

Inventor

John Arthur Hurt

Michael Fareham

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.)

BULROC U K Ltd

Original Assignee

BULROC U K Ltd

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.)

2008-11-26

Filing date

2009-09-04

Publication date

2012-08-01

2009-09-04 Application filed by BULROC U K Ltd filed Critical BULROC U K Ltd

2009-10-07 Publication of GB0915405D0 publication Critical patent/GB0915405D0/en

2010-06-02 Publication of GB2465653A publication Critical patent/GB2465653A/en

2012-08-01 Application granted granted Critical

2012-08-01 Publication of GB2465653B publication Critical patent/GB2465653B/en

Status Active legal-status Critical Current

2029-09-04 Anticipated expiration legal-status Critical

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
- E21B21/00—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor
- E21B21/16—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor using gaseous 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
- E21B21/00—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor
- E21B21/14—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor using liquids and gases, e.g. foams
- 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
- E21B21/00—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor
- E21B21/18—Preventing exhaust air from the drill motor from blowing-off towards the working 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
- E21B7/00—Special methods or apparatus for drilling
- E21B7/20—Driving or forcing casings or pipes into boreholes, e.g. sinking; Simultaneously drilling and casing boreholes
- E21B7/208—Driving or forcing casings or pipes into boreholes, e.g. sinking; Simultaneously drilling and casing boreholes using down-hole drives

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)

GB0915405.5A 2008-11-26 2009-09-04 Drill means Active GB2465653B (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
GBGB0821564.2A GB0821564D0 (en)	2008-11-26	2008-11-26	Drill means

Publications (3)

Publication Number	Publication Date
GB0915405D0 GB0915405D0 (en)	2009-10-07
GB2465653A GB2465653A (en)	2010-06-02
GB2465653B true GB2465653B (en)	2012-08-01

Family

ID=40230824

Family Applications (2)

Application Number	Title	Priority Date	Filing Date
GBGB0821564.2A Ceased GB0821564D0 (en)	2008-11-26	2008-11-26	Drill means
GB0915405.5A Active GB2465653B (en)	2008-11-26	2009-09-04	Drill means

Family Applications Before (1)

Application Number	Title	Priority Date	Filing Date
GBGB0821564.2A Ceased GB0821564D0 (en)	2008-11-26	2008-11-26	Drill means

Country Status (1)

Country	Link
GB (2)	GB0821564D0 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US10851593B2 (en)	2016-08-09	2020-12-01	Mitsubishi Materials Corporation	Drilling tool
FI20176174A1 (en) *	2017-12-27	2019-06-28	Tri Mach Oy	Drill bit

Citations (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
WO1991016521A1 (en) *	1990-04-19	1991-10-31	Werner Giehl	Percussive drilling arrangement

2008
- 2008-11-26 GB GBGB0821564.2A patent/GB0821564D0/en not_active Ceased
2009
- 2009-09-04 GB GB0915405.5A patent/GB2465653B/en active Active

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
WO1991016521A1 (en) *	1990-04-19	1991-10-31	Werner Giehl	Percussive drilling arrangement

Also Published As

Publication number	Publication date
GB0915405D0 (en)	2009-10-07
GB0821564D0 (en)	2008-12-31
GB2465653A (en)	2010-06-02
HK1140244A1 (en)	2010-10-08

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GB2478096B (en)	2013-03-20	Drilling apparatus
GB0815744D0 (en)	2008-10-08	Tool
GB0812341D0 (en)	2008-08-13	Tool
GB2465653B (en)	2012-08-01	Drill means
GB0820063D0 (en)	2008-12-10	Drilling tool
GB0807966D0 (en)	2008-06-11	Downhole tool
GB2464194B (en)	2012-08-15	Drilling tool
GB0801623D0 (en)	2008-03-05	Drill means

Legal Events

Date	Code	Title	Description
2010-10-08	REG	Reference to a national code	Ref country code: HK Ref legal event code: DE Ref document number: 1140244 Country of ref document: HK
2012-11-23	REG	Reference to a national code	Ref country code: HK Ref legal event code: GR Ref document number: 1140244 Country of ref document: HK

Date

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Description

2010-10-08

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2012-11-23

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