GB9026261D0 - Rotary cutting head - Google Patents

Rotary cutting head

Info

Publication number
GB9026261D0
GB9026261D0 GB909026261A GB9026261A GB9026261D0 GB 9026261 D0 GB9026261 D0 GB 9026261D0 GB 909026261 A GB909026261 A GB 909026261A GB 9026261 A GB9026261 A GB 9026261A GB 9026261 D0 GB9026261 D0 GB 9026261D0
Authority
GB
United Kingdom
Prior art keywords
cutting head
rotary cutting
rotary
head
cutting
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.)
Withdrawn
Application number
GB909026261A
Other versions
GB2239033A (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.)
Hydra Tools International PLC
Original Assignee
Hydra Tools International PLC
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 Hydra Tools International PLC filed Critical Hydra Tools International PLC
Publication of GB9026261D0 publication Critical patent/GB9026261D0/en
Publication of GB2239033A publication Critical patent/GB2239033A/en
Withdrawn legal-status Critical Current

Links

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
    • E21C35/22—Equipment for preventing the formation of, or for removal of, dust
    • E21C35/23—Distribution of spraying-fluids in rotating cutter-heads

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)
  • Nozzles (AREA)
  • Processing Of Stones Or Stones Resemblance Materials (AREA)
  • Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
GB9026261A 1989-12-13 1990-12-03 Rotary mineral cutting head Withdrawn GB2239033A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB898928133A GB8928133D0 (en) 1989-12-13 1989-12-13 Rotary cutting head

Publications (2)

Publication Number Publication Date
GB9026261D0 true GB9026261D0 (en) 1991-01-16
GB2239033A GB2239033A (en) 1991-06-19

Family

ID=10667869

Family Applications (2)

Application Number Title Priority Date Filing Date
GB898928133A Pending GB8928133D0 (en) 1989-12-13 1989-12-13 Rotary cutting head
GB9026261A Withdrawn GB2239033A (en) 1989-12-13 1990-12-03 Rotary mineral cutting head

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB898928133A Pending GB8928133D0 (en) 1989-12-13 1989-12-13 Rotary cutting head

Country Status (2)

Country Link
CA (1) CA2031620A1 (en)
GB (2) GB8928133D0 (en)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1516843A (en) * 1975-07-30 1978-07-05 Jax General Engs Co Ltd Mining machines
GB1525026A (en) * 1975-11-18 1978-09-20 Allen T Rotary mineral cutter
GB2058175B (en) * 1979-09-18 1983-03-16 Hall & Pickles Ltd Rotary cutting head
AT375152B (en) * 1982-09-03 1984-07-10 Voest Alpine Ag SCREW HEAD FOR TRACK DRIVING MACHINES

Also Published As

Publication number Publication date
GB8928133D0 (en) 1990-02-14
CA2031620A1 (en) 1991-06-14
GB2239033A (en) 1991-06-19

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)