GB190611525A - Improvements in or relating to Coal Drilling Machines - Google Patents

Improvements in or relating to Coal Drilling Machines

Info

Publication number
GB190611525A
GB190611525A GB190611525DA GB190611525A GB 190611525 A GB190611525 A GB 190611525A GB 190611525D A GB190611525D A GB 190611525DA GB 190611525 A GB190611525 A GB 190611525A
Authority
GB
United Kingdom
Prior art keywords
relating
drilling machines
coal drilling
coal
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
Inventor
Herny Hirst
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of GB190611525A publication Critical patent/GB190611525A/en
Expired legal-status Critical Current

Links

GB190611525D 1906-05-17 1906-05-17 Improvements in or relating to Coal Drilling Machines Expired GB190611525A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB190611525T 1906-05-17

Publications (1)

Publication Number Publication Date
GB190611525A true GB190611525A (en) 1907-03-21

Family

ID=43804414

Family Applications (1)

Application Number Title Priority Date Filing Date
GB190611525D Expired GB190611525A (en) 1906-05-17 1906-05-17 Improvements in or relating to Coal Drilling Machines

Country Status (1)

Country Link
GB (1) GB190611525A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2500931A (en) * 1944-11-15 1950-03-21 Joy Mfg Co Drilling apparatus
US2592402A (en) * 1948-01-31 1952-04-08 Trackson Company Earth auger

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2500931A (en) * 1944-11-15 1950-03-21 Joy Mfg Co Drilling apparatus
US2592402A (en) * 1948-01-31 1952-04-08 Trackson Company Earth auger

Similar Documents

Publication Publication Date Title
GB190611525A (en) Improvements in or relating to Coal Drilling Machines
GB190621666A (en) Improvements in Rock Drilling Machines
GB190614174A (en) Improvements in or relating to Seed Drilling Machines.
GB190601748A (en) Improvements in Rock Drills
GB190616262A (en) Improvements in Coal-cutting Machines.
AU333305B (en) Improvements in rock drilling machines
AU469205B (en) Improvements in rock drilling machines
GB190617155A (en) Improvements in Dust Allayers for use in connection with Rock Drilling Machines.
GB190806839A (en) Improvements in and relating to Vertical Drilling Machines.
GB190606572A (en) Improvements in Sand-molding Machines
GB190621757A (en) Improvements relating to Hoof- pads
AU732906B (en) Improvements in or relating to sewing machines
GB190503745A (en) Improvements relating to Coal Tipping Machines
GB190621646A (en) Improvements in Pneumatic Rock Drills
AU710906B (en) Improvements in hammer drills
AU621306B (en) Improvements in hammer drills
AU722406B (en) Improvements in sheepshearing machines
GB190609508A (en) Improvements in or relating to Subsoil-ploughs.
GB190615781A (en) Improvements in and relating to Rock Boring Carriages.
GB190616270A (en) Improvements in or relating to Wire-drawing Machines.
GB190601660A (en) A New or Improved Machine for Washing Coal, Coke, Minerals and the like
GB190615297A (en) Improvements in or relating to Furnaces
GB190606919A (en) Improvements in Seed Drilling Machines.
GB190606486A (en) Improvements relating to Egg-cases
GB190621690A (en) Improvements in Carburetters