GB146814A - Improvements in and relating to channelling rods for mining machines of the rod type - Google Patents

Improvements in and relating to channelling rods for mining machines of the rod type

Info

Publication number
GB146814A
GB146814A GB18669/20A GB1866920A GB146814A GB 146814 A GB146814 A GB 146814A GB 18669/20 A GB18669/20 A GB 18669/20A GB 1866920 A GB1866920 A GB 1866920A GB 146814 A GB146814 A GB 146814A
Authority
GB
United Kingdom
Prior art keywords
channelling
rod type
relating
rods
rod
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
GB18669/20A
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.)
WESTFALIA A G MASCHF
Original Assignee
WESTFALIA A G MASCHF
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 WESTFALIA A G MASCHF filed Critical WESTFALIA A G MASCHF
Publication of GB146814A publication Critical patent/GB146814A/en
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21C—MINING OR QUARRYING
    • E21C25/00—Cutting machines, i.e. for making slits approximately parallel or perpendicular to the seam
    • E21C25/06—Machines slitting solely by one or more cutting rods or cutting drums which rotate, move through the seam, and may or may not reciprocate
    • E21C25/10—Rods; Drums

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)
  • Disintegrating Or Milling (AREA)
  • Connection Of Plates (AREA)
  • Percussive Tools And Related Accessories (AREA)
GB18669/20A 1914-05-26 1920-07-05 Improvements in and relating to channelling rods for mining machines of the rod type Expired GB146814A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE146814X 1914-05-26

Publications (1)

Publication Number Publication Date
GB146814A true GB146814A (en) 1921-10-05

Family

ID=5671580

Family Applications (1)

Application Number Title Priority Date Filing Date
GB18669/20A Expired GB146814A (en) 1914-05-26 1920-07-05 Improvements in and relating to channelling rods for mining machines of the rod type

Country Status (2)

Country Link
DE (1) DE284172C (enrdf_load_stackoverflow)
GB (1) GB146814A (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
DE284172C (enrdf_load_stackoverflow)

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