AU544025B2 - Hydraulic control systems for mining installations - Google Patents

Hydraulic control systems for mining installations

Info

Publication number: AU544025B2
Authority: AU; Australia
Prior art keywords: hydraulic control; control systems; mining installations; installations; mining
Prior art date: 1981-03-17
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 Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Withdrawn - After Issue

Application number

AU81244/82A

Other versions

AU8124482A (en

Inventor

Harry Rosenberg

Walter Weirich

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.)

Gewerkschaft Eisenhutte Westfalia GmbH

Original Assignee

Gewerkschaft Eisenhutte Westfalia GmbH

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.)

1981-03-17

Filing date

1982-03-10

Publication date

1985-05-16

1982-03-10 Application filed by Gewerkschaft Eisenhutte Westfalia GmbH filed Critical Gewerkschaft Eisenhutte Westfalia GmbH

1982-09-23 Publication of AU8124482A publication Critical patent/AU8124482A/en

1985-05-16 Application granted granted Critical

1985-05-16 Publication of AU544025B2 publication Critical patent/AU544025B2/en

2002-03-10 Anticipated expiration legal-status Critical

Status Withdrawn - After Issue legal-status Critical Current

Links

238000009434 installation 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
- E21C35/00—Details of, or accessories for, machines for slitting or completely freeing the mineral from the seam, not provided for in groups E21C25/00 - E21C33/00, E21C37/00 or E21C39/00
- E21C35/08—Guiding the machine
- E21C35/12—Guiding the machine along a conveyor for the cut material
- E21C35/14—Equipment for pressing the conveyor towards 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
- E21D23/16—Hydraulic or pneumatic features, e.g. circuits, arrangement or adaptation of valves, setting or retracting devices

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)
Mechanical Engineering (AREA)
Fluid-Pressure Circuits (AREA)
Lining And Supports For Tunnels (AREA)

AU81244/82A 1981-03-17 1982-03-10 Hydraulic control systems for mining installations Withdrawn - After Issue AU544025B2 (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
DE19813110220 DE3110220A1 (en)	1981-03-17	1981-03-17	HYDRAULIC, ESPECIALLY ELECTRO-HYDRAULIC EXTENSION CONTROL FOR UNDERGROUND PROFITING COMPANIES
DE31102204		1981-03-17

Publications (2)

Publication Number	Publication Date
AU8124482A AU8124482A (en)	1982-09-23
AU544025B2 true AU544025B2 (en)	1985-05-16

Family

ID=6127489

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
AU81244/82A Withdrawn - After Issue AU544025B2 (en)	1981-03-17	1982-03-10	Hydraulic control systems for mining installations

Country Status (7)

Country	Link
JP (1)	JPS57161298A (en)
AU (1)	AU544025B2 (en)
DE (1)	DE3110220A1 (en)
ES (1)	ES510539A0 (en)
FR (1)	FR2502241B1 (en)
GB (1)	GB2094864B (en)
ZA (1)	ZA821609B (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE3530657C2 (en) *	1985-08-28	1995-03-16	Westfalia Becorit Ind Tech	Device for controlling hydraulic consumers used in underground mining
CN101205811B (en) *	2007-08-21	2010-12-22	哈尔滨工业大学深圳研究生院	Hydraulic bracket electrohydraulic control system as well as valve control device and control method thereof
PL2378059T3 (en) *	2010-04-16	2013-05-31	S A Armstrong Ltd	Improvements in and relating to long wall hydraulic supply systems
CN103291342A (en) *	2013-06-17	2013-09-11	黄竹磬	Pipeline system capable of achieving hydraulic support long-distance liquid supply
CN107013246A (en) *	2017-05-26	2017-08-04	余之水	It is a kind of to prevent from unloading the emulsion power pack that pipe comes off
CN108999818A (en) *	2018-09-29	2018-12-14	宁波精壹机械制造有限公司	A kind of tunneling machine hydraulic system

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB961225A (en) *	1961-06-12	1964-06-17	Electro Hydraulics Ltd	Hydraulically operated advancing roof support systems
GB1123975A (en) *	1964-10-12	1968-08-14	Dowty Electrics Ltd	Hydraulically-operated advancing mine roof supports
DE1963353A1 (en) *	1969-12-18	1971-06-24	Gewerk Eisenhuette Westfalia	Lift control of a return cylinder
DE2038661B2 (en) *	1970-08-04	1978-08-03	Gewerkschaft Eisenhuette Westfalia, 4670 Luenen	Hydraulic extension control
DE2240607C3 (en) *	1972-08-18	1979-04-12	Robert Bosch Gmbh, 7000 Stuttgart	Electro-hydraulic «control device
DE2258423C3 (en) *	1972-11-29	1980-11-13	Gewerkschaft Eisenhuette Westfalia, 4670 Luenen	Device for backing the leadership of a mining machine or the like. for mining and extraction operations, with metered loading of the return cylinder
US3858606A (en) *	1973-08-23	1975-01-07	Ross Operating Valve Co	Safety control valve system for fluid actuated devices
DE2558323C2 (en) *	1975-12-23	1981-03-12	Siemens AG, 1000 Berlin und 8000 München	Device for the manual emergency shutdown of a conveyor belt in underground mining
DE2707630A1 (en) *	1977-02-23	1978-08-24	Orenstein & Koppel Ag	ELECTRONICALLY CONTROLLED PIPE BREAKAGE PROTECTION
DE2749312C2 (en) *	1977-11-04	1984-12-20	Gewerkschaft Eisenhütte Westfalia, 4670 Lünen	Control device with automatic repositioning for hydraulic ram removal
DE2756240C2 (en) *	1977-12-16	1985-12-19	Technomatic AG, Aesch, Luzern	Safety valve for pressure medium-operated consumers
DE2832875C2 (en) *	1978-07-27	1985-11-07	Gewerkschaft Eisenhütte Westfalia, 4670 Lünen	Hydraulic control for a gap covering and alignment device arranged on one side on the cap or on the fracture shield of an extension member

1981
- 1981-03-17 DE DE19813110220 patent/DE3110220A1/en active Granted
1982
- 1982-03-10 AU AU81244/82A patent/AU544025B2/en not_active Withdrawn - After Issue
- 1982-03-11 ZA ZA821609A patent/ZA821609B/en unknown
- 1982-03-12 GB GB8207237A patent/GB2094864B/en not_active Expired
- 1982-03-17 JP JP57040969A patent/JPS57161298A/en active Pending
- 1982-03-17 FR FR8204510A patent/FR2502241B1/en not_active Expired
- 1982-03-17 ES ES510539A patent/ES510539A0/en active Granted

Also Published As

Publication number	Publication date
GB2094864A (en)	1982-09-22
GB2094864B (en)	1984-07-18
ZA821609B (en)	1983-01-26
ES8303604A1 (en)	1983-02-01
FR2502241A1 (en)	1982-09-24
ES510539A0 (en)	1983-02-01
FR2502241B1 (en)	1987-05-07
AU8124482A (en)	1982-09-23
DE3110220A1 (en)	1982-10-07
JPS57161298A (en)	1982-10-04
DE3110220C2 (en)	1989-06-08

Publication	Publication Date	Title
IL61719A (en)	1987-10-30	Hydraulic control system
GB8521951D0 (en)	1985-10-09	Controlling hydraulic systems
AU544387B2 (en)	1985-05-23	Control system at long wall mining installation
GB2111925B (en)	1985-03-13	Control system for dual hydraulic power system
DE3273495D1 (en)	1986-10-30	Installation for controlling the continuous functioning of a chromatographic system
AU6596181A (en)	1981-07-23	Fluid control system
AU8062082A (en)	1982-09-02	Longwall mining systems
AU552866B2 (en)	1986-06-26	Power-on-demand hydraulic system
AU549308B2 (en)	1986-01-23	Hydraulic steering system control
AU5108385A (en)	1986-06-26	Hydraulic control system
AU544025B2 (en)	1985-05-16	Hydraulic control systems for mining installations
DE3274280D1 (en)	1987-01-02	Hydraulic control system
AU578193B2 (en)	1988-10-13	Hydraulic control system
AU554715B2 (en)	1986-08-28	Irrigation control system
DE3364878D1 (en)	1986-09-04	Hydraulic control system
GB2109966B (en)	1985-04-24	Control systems
DE3268712D1 (en)	1986-03-06	Hydraulic control system for a hydraulic actuator
DE3271342D1 (en)	1986-07-03	Hydraulic control systems
GB2099940B (en)	1985-02-20	Control valve assemblies for two pedaloperated hydraulic braking systems
GB2074759B (en)	1984-02-15	Hydraulic control system
AU544377B2 (en)	1985-05-23	Mining equipment control system
AU556280B2 (en)	1986-10-30	Control system
AU583504B2 (en)	1989-05-04	Hydraulic control system
GB2112089B (en)	1985-06-26	Inhibitor for transmission control systems
AU539530B2 (en)	1984-10-04	Longwall mining installation