FR430130A - Foret pour perforer les roches - Google Patents

Foret pour perforer les roches

Info

Publication number
FR430130A
FR430130A FR430130DA FR430130A FR 430130 A FR430130 A FR 430130A FR 430130D A FR430130D A FR 430130DA FR 430130 A FR430130 A FR 430130A
Authority
FR
France
Prior art keywords
drill bit
drilling rocks
rocks
drilling
drill
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
Other languages
English (en)
Inventor
John James Purcell
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 FR430130A publication Critical patent/FR430130A/fr
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B21/00—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor
    • E21B21/16—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor using gaseous fluids

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
FR430130D 1911-05-10 1911-05-26 Foret pour perforer les roches Expired FR430130A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US430130XA 1911-05-10 1911-05-10

Publications (1)

Publication Number Publication Date
FR430130A true FR430130A (fr) 1911-10-09

Family

ID=1472403

Family Applications (1)

Application Number Title Priority Date Filing Date
FR430130D Expired FR430130A (fr) 1911-05-10 1911-05-26 Foret pour perforer les roches

Country Status (1)

Country Link
FR (1) FR430130A (fr)

Similar Documents

Publication Publication Date Title
NL1757C (nl) Draaiboor voor diepboringen
FR430130A (fr) Foret pour perforer les roches
CA150302A (fr) Mandrin de foret a roc
CA139257A (fr) Mecanisme de rotation de foret sur machines a forer le roc
FR459295A (fr) Perforatrice hydraulique pour perforer les roches et autres matières
FR455098A (fr) Fleurets pour la coupe des roches en pleine masse
FR441054A (fr) Trépan rotatif à forer des puits
FR435398A (fr) Perfectionnements aux perforatrices de roches
FR456045A (fr) Perfectionnements aux perforatrices de roches
FR411242A (fr) Perfectionnements aux mèches-forets
FR437072A (fr) Mandrin porte-mèches
CA135257A (fr) Foret
FR436621A (fr) Foret perfectionné
CA139780A (fr) Foret a roc
CA135833A (fr) Foret a roc
CA142463A (fr) Foret a roc
CA142266A (fr) Foret a roc
CA135333A (fr) Foret a roc
CA139879A (fr) Mandrin pour machines a forer le roc
CA160309A (fr) Meche pour forets a roc
AU265211A (en) Rock drill
FR360088A (fr) Foret pour roches
FI5569A (fi) Kolmivaihteinen porasorkka
CA137964A (fr) Mecanisme de foret a roc
CA142106A (fr) Mecanisme de foret a roc