GB1550727A - Mining systems and methods of their use - Google Patents

Mining systems and methods of their use

Info

Publication number: GB1550727A
Authority: GB; United Kingdom
Prior art keywords: methods; mining systems; mining; systems
Prior art date: 1977-09-03
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.): Expired

Application number

GB3686077A

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.)

Gullick Dobson Ltd

Original Assignee

Gullick Dobson 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.)

1977-09-03

Filing date

1977-09-03

Publication date

1979-08-22

1977-09-03 Application filed by Gullick Dobson Ltd filed Critical Gullick Dobson Ltd

1977-09-03 Priority to GB3686077A priority Critical patent/GB1550727A/en

1979-08-22 Publication of GB1550727A publication Critical patent/GB1550727A/en

Status Expired legal-status Critical Current

Links

238000000034 method Methods 0.000 title 1
238000005065 mining Methods 0.000 title 1

Classifications

- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21C—MINING OR QUARRYING
- E21C41/00—Methods of underground or surface mining; Layouts therefor
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D23/00—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor
- E21D23/0004—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor along the working face
- E21D23/0034—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor along the working face comprising a goaf shield articulated to a base member
- E21D23/0043—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor along the working face comprising a goaf shield articulated to a base member and supported by two or more rows of struts parallel to the working face
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D23/00—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor
- E21D23/0086—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor in galleries

Landscapes

Engineering & Computer Science (AREA)
Mining & Mineral Resources (AREA)
Life Sciences & Earth Sciences (AREA)
General Life Sciences & Earth Sciences (AREA)
Geochemistry & Mineralogy (AREA)
Geology (AREA)
Remote Sensing (AREA)

GB3686077A 1977-09-03 1977-09-03 Mining systems and methods of their use Expired GB1550727A (en)

Priority Applications (1)

Application Number	Priority Date	Filing Date	Title
GB3686077A GB1550727A (en)	1977-09-03	1977-09-03	Mining systems and methods of their use

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
GB3686077A GB1550727A (en)	1977-09-03	1977-09-03	Mining systems and methods of their use

Publications (1)

Publication Number	Publication Date
GB1550727A true GB1550727A (en)	1979-08-22

Family

ID=10391767

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
GB3686077A Expired GB1550727A (en)	1977-09-03	1977-09-03	Mining systems and methods of their use

Country Status (1)

Country	Link
GB (1)	GB1550727A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US5368369A (en) *	1993-03-23	1994-11-29	Council Of Scientific & Industrial Research	Equipment useful for winning ores particularly coal in longwall mining
CN106321145A (en) *	2016-09-13	2017-01-11	陕西陕煤黄陵矿业有限公司	Reversed loader self-moving control system and method based on electrohydraulic control system expansion

1977
- 1977-09-03 GB GB3686077A patent/GB1550727A/en not_active Expired

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US5368369A (en) *	1993-03-23	1994-11-29	Council Of Scientific & Industrial Research	Equipment useful for winning ores particularly coal in longwall mining
EP0626501A1 (en) *	1993-03-23	1994-11-30	Council of Scientific and Industrial Research	An improved equipment useful for winning of ores particularly coal in longwall mining
CN106321145A (en) *	2016-09-13	2017-01-11	陕西陕煤黄陵矿业有限公司	Reversed loader self-moving control system and method based on electrohydraulic control system expansion

Similar Documents

Publication	Publication Date	Title
JPS5446754A (en)	1979-04-12	Benzhydrylguanidine derivatives and their use
GR64973B (en)	1980-06-11	Sparepart of discsaw
GB2007216B (en)	1982-09-08	Isochromans siothiochromans 2-benzoxepins and benzothieps
JPS52103215A (en)	1977-08-30	System of dorming imges
ZA785949B (en)	1979-09-26	Methods of forming inwardly flanged curved members and/or inwardly flanged curved members
PH14339A (en)	1981-05-29	20-deozynarasin antibiotics and method of use thereof
JPS53135959A (en)	1978-11-28	Aralkylation of alkylbenzen
JPS5481300A (en)	1979-06-28	Pyrazinobenzoxy azepins*their manufacture and use
JPS54119474A (en)	1979-09-17	Oomethylation of hydroxyaporphine
JPS5452084A (en)	1979-04-24	11aryll55carboxyy22pyridones and use thereof
JPS5441851A (en)	1979-04-03	Arylphosphonite and thiophosphonite
JPS5452067A (en)	1979-04-24	Arylphosphonite and thiophosphonite
JPS53111095A (en)	1978-09-28	Pyroloquinoxalines and pyrolobenzodiazepinons
GB2000772B (en)	1982-02-24	Derivatives of ergoline - 2 - thioethers and sulphoxides
JPS5461120A (en)	1979-05-17	Manufacture of alkylthiosulfate and alkylidenethiosulfate
JPS549154A (en)	1979-01-23	Forgeddjoint and method of forming same
GB2001087B (en)	1982-01-13	2-trialkylsilylacetylene n-carbethoxyglycinates and their use
GB1550727A (en)	1979-08-22	Mining systems and methods of their use
GB2000823B (en)	1982-03-17	Recovery of oil and water systems employed therein
JPS5461137A (en)	1979-05-17	Manufacture of benzoylhalide and halosulfonylbenzoylhalide
JPS545970A (en)	1979-01-17	Dihydroogammaaionone and homolog and intermediate thereof
JPS549223A (en)	1979-01-24	Bisshydroxydiester of hydroxypyvaloylhydroxypyvalate
IL56226A0 (en)	1979-03-12	N-hydrazides of 2-benzothiazolinone
JPS53104623A (en)	1978-09-12	Construction member and method of making same
JPS5451211A (en)	1979-04-21	Method of construction of excavation and its device

Legal Events

Date	Code	Title	Description
1979-11-28	PS	Patent sealed
1982-04-07	PCNP	Patent ceased through non-payment of renewal fee