GB8729384D0 - Drilling apparatus for mine workings &c - Google Patents

Drilling apparatus for mine workings &c

Info

Publication number: GB8729384D0
Authority: GB; United Kingdom
Prior art keywords: drilling apparatus; mine workings; workings; mine; drilling
Prior art date: 1986-12-17
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 Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Withdrawn

Application number

GB878729384A

Other versions

GB2199272A (en

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.)

RACAR ENG SERVICES Ltd

Original Assignee

RACAR ENG SERVICES 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.)

1986-12-17

Filing date

1987-12-16

Publication date

1988-01-27

1987-12-16 Application filed by RACAR ENG SERVICES Ltd filed Critical RACAR ENG SERVICES Ltd

1988-01-27 Publication of GB8729384D0 publication Critical patent/GB8729384D0/en

1988-07-06 Publication of GB2199272A publication Critical patent/GB2199272A/en

Status Withdrawn legal-status Critical Current

Links

238000005553 drilling Methods 0.000 title 1
230000003245 working effect Effects 0.000 title 1

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
- E21B19/00—Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick; Apparatus for feeding the rods or cables
- E21B19/08—Apparatus for feeding the rods or cables; Apparatus for increasing or decreasing the pressure on the drilling tool; Apparatus for counterbalancing the weight of the rods
- E21B19/081—Screw-and-nut feed mechanisms
- 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
- E21B19/00—Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick; Apparatus for feeding the rods or cables
- E21B19/08—Apparatus for feeding the rods or cables; Apparatus for increasing or decreasing the pressure on the drilling tool; Apparatus for counterbalancing the weight of the rods
- 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
- E21B7/02—Drilling rigs characterised by means for land transport with their own drive, e.g. skid mounting or wheel mounting
- E21B7/021—With a rotary table, i.e. a fixed rotary drive for a relatively advancing tool

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)

GB08729384A 1986-12-17 1987-12-16 Drilling rock bolting apparatus for mine workings Withdrawn GB2199272A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
GB868630098A GB8630098D0 (en)	1986-12-17	1986-12-17	Drilling apparatus

Publications (2)

Publication Number	Publication Date
GB8729384D0 true GB8729384D0 (en)	1988-01-27
GB2199272A GB2199272A (en)	1988-07-06

Family

ID=10609134

Family Applications (2)

Application Number	Title	Priority Date	Filing Date
GB868630098A Pending GB8630098D0 (en)	1986-12-17	1986-12-17	Drilling apparatus
GB08729384A Withdrawn GB2199272A (en)	1986-12-17	1987-12-16	Drilling rock bolting apparatus for mine workings

Family Applications Before (1)

Application Number	Title	Priority Date	Filing Date
GB868630098A Pending GB8630098D0 (en)	1986-12-17	1986-12-17	Drilling apparatus

Country Status (1)

Country	Link
GB (2)	GB8630098D0 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CN109184558A (en) *	2018-10-22	2019-01-11	李志军	A kind of roofing board perforating device based on anti-dust fall technology

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB2003769B (en) *	1977-09-09	1982-01-20	Bendix Corp	Drill and drill drive mechanism
US4592681A (en) *	1983-10-31	1986-06-03	Dresser Industries, Inc.	Retraction apparatus for automatic feed drills or the like
EP0169109B1 (en) *	1984-06-13	1989-02-22	Titanox S.A.	Retracting positive feed drill with idle mode
US4650377A (en) *	1985-03-04	1987-03-17	Dresser Industries, Inc.	Right angle drill

1986
- 1986-12-17 GB GB868630098A patent/GB8630098D0/en active Pending
1987
- 1987-12-16 GB GB08729384A patent/GB2199272A/en not_active Withdrawn

Also Published As

Publication number	Publication date
GB2199272A (en)	1988-07-06
GB8630098D0 (en)	1987-01-28

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Legal Events

Date	Code	Title	Description
1989-04-19	WAP	Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)