GB1443227A - Steering of mining machines - Google Patents

Steering of mining machines

Info

Publication number
GB1443227A
GB1443227A GB5674673A GB5674673A GB1443227A GB 1443227 A GB1443227 A GB 1443227A GB 5674673 A GB5674673 A GB 5674673A GB 5674673 A GB5674673 A GB 5674673A GB 1443227 A GB1443227 A GB 1443227A
Authority
GB
United Kingdom
Prior art keywords
machine
cutting
roof
floor
conveyor
Prior art date
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
GB5674673A
Other languages
English (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.)
Coal Industry Patents Ltd
Original Assignee
Coal Industry Patents 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.)
Filing date
Publication date
Application filed by Coal Industry Patents Ltd filed Critical Coal Industry Patents Ltd
Priority to GB5674673A priority Critical patent/GB1443227A/en
Priority to DE19742456203 priority patent/DE2456203A1/de
Priority to FR7440059A priority patent/FR2253911B1/fr
Priority to US05/687,761 priority patent/US4072349A/en
Publication of GB1443227A publication Critical patent/GB1443227A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N23/00—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00
    • G01N23/20—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by using diffraction of the radiation by the materials, e.g. for investigating crystal structure; by using scattering of the radiation by the materials, e.g. for investigating non-crystalline materials; by using reflection of the radiation by the materials
    • G01N23/203—Measuring back scattering

Landscapes

  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Drilling And Exploitation, And Mining Machines And Methods (AREA)
  • Excavating Of Shafts Or Tunnels (AREA)
GB5674673A 1973-12-07 1973-12-07 Steering of mining machines Expired GB1443227A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
GB5674673A GB1443227A (en) 1973-12-07 1973-12-07 Steering of mining machines
DE19742456203 DE2456203A1 (de) 1973-12-07 1974-11-28 Verfahren und vorrichtung zur steuerung einer bergbau-gewinnungsmaschine
FR7440059A FR2253911B1 (enrdf_load_stackoverflow) 1973-12-07 1974-12-06
US05/687,761 US4072349A (en) 1973-12-07 1976-05-19 Steering of mining machines

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB5674673A GB1443227A (en) 1973-12-07 1973-12-07 Steering of mining machines

Publications (1)

Publication Number Publication Date
GB1443227A true GB1443227A (en) 1976-07-21

Family

ID=10477433

Family Applications (1)

Application Number Title Priority Date Filing Date
GB5674673A Expired GB1443227A (en) 1973-12-07 1973-12-07 Steering of mining machines

Country Status (3)

Country Link
DE (1) DE2456203A1 (enrdf_load_stackoverflow)
FR (1) FR2253911B1 (enrdf_load_stackoverflow)
GB (1) GB1443227A (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3103401A1 (de) * 1980-02-01 1981-12-24 Coal Industry (Patents) Ltd., London Anordnung zum steuern einer gewinnungsmaschine des untertaegigen bergbaus
FR2550272A1 (fr) * 1983-08-02 1985-02-08 Coal Industry Patents Ltd Procede et equipement de guidage des organes d'une machine haveuse

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1526028A (en) * 1976-04-30 1978-09-27 Coal Ind Method of and apparatus for steering a cutting means of a mineral mining machine
GB2039093B (en) * 1978-12-26 1982-11-24 Conoco Inc Drill machine guidance using natural occuring radiation

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1267638B (de) * 1964-10-26 1968-05-09 Dowty Electrics Ltd Fernsteuereinrichtung fuer eine Bohr- oder Walzenschraemmaschine

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3103401A1 (de) * 1980-02-01 1981-12-24 Coal Industry (Patents) Ltd., London Anordnung zum steuern einer gewinnungsmaschine des untertaegigen bergbaus
US4371209A (en) 1980-02-01 1983-02-01 Coal Industry (Patents) Limited Mining machine steering equipment
FR2550272A1 (fr) * 1983-08-02 1985-02-08 Coal Industry Patents Ltd Procede et equipement de guidage des organes d'une machine haveuse
GB2144466A (en) * 1983-08-02 1985-03-06 Coal Ind Steering of mining machines
US4643482A (en) * 1983-08-02 1987-02-17 Coal Industry (Patents) Limited Steering of mining machines

Also Published As

Publication number Publication date
DE2456203A1 (de) 1975-06-12
FR2253911B1 (enrdf_load_stackoverflow) 1979-01-05
FR2253911A1 (enrdf_load_stackoverflow) 1975-07-04

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Legal Events

Date Code Title Description
PS Patent sealed
746 Register noted 'licences of right' (sect. 46/1977)
PCNP Patent ceased through non-payment of renewal fee