FR1501464A - Perfectionnement aux machines de havage et autres - Google Patents

Perfectionnement aux machines de havage et autres

Info

Publication number
FR1501464A
FR1501464A FR47955A FR69047955A FR1501464A FR 1501464 A FR1501464 A FR 1501464A FR 47955 A FR47955 A FR 47955A FR 69047955 A FR69047955 A FR 69047955A FR 1501464 A FR1501464 A FR 1501464A
Authority
FR
France
Prior art keywords
cutting machines
advanced training
training
advanced
machines
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
FR47955A
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.)
WEBSTER MACHINE DEV Ltd
Original Assignee
WEBSTER MACHINE DEV 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 WEBSTER MACHINE DEV Ltd filed Critical WEBSTER MACHINE DEV Ltd
Application granted granted Critical
Publication of FR1501464A publication Critical patent/FR1501464A/fr
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21C—MINING OR QUARRYING
    • E21C27/00—Machines which completely free the mineral from the seam
    • E21C27/02—Machines which completely free the mineral from the seam solely by slitting

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Drilling And Exploitation, And Mining Machines And Methods (AREA)
FR47955A 1966-05-13 1966-11-17 Perfectionnement aux machines de havage et autres Expired FR1501464A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB21316/66A GB1116473A (en) 1966-05-13 1966-05-13 Improvements in or relating to mineral mining cutter assemblies

Publications (1)

Publication Number Publication Date
FR1501464A true FR1501464A (fr) 1967-11-10

Family

ID=10160823

Family Applications (1)

Application Number Title Priority Date Filing Date
FR47955A Expired FR1501464A (fr) 1966-05-13 1966-11-17 Perfectionnement aux machines de havage et autres

Country Status (3)

Country Link
US (1) US3424499A (fr)
FR (1) FR1501464A (fr)
GB (1) GB1116473A (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11761333B2 (en) 2020-11-16 2023-09-19 Joy Global Underground Mining Llc Cutting assembly for longwall mining system
US12006824B2 (en) 2020-11-16 2024-06-11 Joy Global Underground Mining Llc Cutting assembly for longwall mining system

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3014707A (en) * 1956-08-02 1961-12-26 Coal Industry Patents Ltd Cutter loaders having reversible cutter drums
US3190698A (en) * 1959-03-02 1965-06-22 Lee Norse Co Mining machine
GB947239A (en) * 1960-12-10 1964-01-22 Enrique Salmona Improvements in or relating to pneumatic conveying apparatus
US3318638A (en) * 1964-08-17 1967-05-09 Galion Jeffrey Mfg Co Mining machine having auxiliary cutters driven from rear of drum support

Also Published As

Publication number Publication date
GB1116473A (en) 1968-06-06
US3424499A (en) 1969-01-28

Similar Documents

Publication Publication Date Title
FR1393988A (fr) Perfectionnement aux ouvrages de construction
FR1498480A (fr) Perfectionnement aux contacteurs électriques
FR1503543A (fr) Perfectionnement aux ouvrages de protection contre les vagues
FR1436781A (fr) Perfectionnement aux chenilles de tirage
FR1436639A (fr) Perfectionnement aux coiffes de matelas
FR1376726A (fr) Perfectionnement aux contre-angles de dentisterie
AT265818B (de) Richt- und Abschneidmaschine
FR1320580A (fr) Perfectionnement aux machines électriques
FR1473991A (fr) Perfectionnement aux élévateurs auxiliaires pneumatiques
FR1452789A (fr) Perfectionnement aux presses-ramasseuses
FR1507229A (fr) Perfectionnement aux faucheuses à disques
FR1532867A (fr) Perfectionnement aux outils coupants
FR1501207A (fr) Perfectionnement aux excavatrices
FR1496835A (fr) Perfectionnement aux machines électriques tournantes
FR1500116A (fr) Perfectionnement aux dérives de voiliers
FR1494162A (fr) Perfectionnements aux catharomètres
FR1421966A (fr) Perfectionnement aux règles orthoparallèles
FR1390322A (fr) Perfectionnement aux machines-outils
FR1479278A (fr) Perfectionnement aux broyeurs
FR1506683A (fr) Perfectionnement aux électro-précipitateurs
FR1503560A (fr) Perfectionnement aux dosomètres
FR1492249A (fr) Perfectionnement aux machines à laver la vaisselle
FR1539273A (fr) Perfectionnements aux téléimprimeurs et aux machines analogues
FR1508092A (fr) Perfectionnement aux transistors
FR1433381A (fr) Perfectionnement aux constructions