SE7908034L - ROCK DRILLING TOOLS - Google Patents

ROCK DRILLING TOOLS

Info

Publication number
SE7908034L
SE7908034L SE7908034A SE7908034A SE7908034L SE 7908034 L SE7908034 L SE 7908034L SE 7908034 A SE7908034 A SE 7908034A SE 7908034 A SE7908034 A SE 7908034A SE 7908034 L SE7908034 L SE 7908034L
Authority
SE
Sweden
Prior art keywords
rock drilling
drilling tools
tools
rock
drilling
Prior art date
Application number
SE7908034A
Other languages
Swedish (sv)
Inventor
T Helgesson
Original Assignee
Fagersta Ab
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 Fagersta Ab filed Critical Fagersta Ab
Priority to SE7908034A priority Critical patent/SE7908034L/en
Publication of SE7908034L publication Critical patent/SE7908034L/en

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
    • E21B10/00—Drill bits

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)
SE7908034A 1978-10-23 1979-09-28 ROCK DRILLING TOOLS SE7908034L (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
SE7908034A SE7908034L (en) 1978-10-23 1979-09-28 ROCK DRILLING TOOLS

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE7810992 1978-10-23
SE7908034A SE7908034L (en) 1978-10-23 1979-09-28 ROCK DRILLING TOOLS

Publications (1)

Publication Number Publication Date
SE7908034L true SE7908034L (en) 1980-04-24

Family

ID=26657132

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7908034A SE7908034L (en) 1978-10-23 1979-09-28 ROCK DRILLING TOOLS

Country Status (1)

Country Link
SE (1) SE7908034L (en)

Similar Documents

Publication Publication Date Title
AT356611B (en) DRILL CHISEL
SE7806749L (en) DRILLING TOOLS
NO151168C (en) drill bit
IT1122993B (en) ROTARY DRILLING CHISEL
SE7811938L (en) DRILLING TOOLS
MX149753A (en) IMPROVED WELL DRILLING TOOL
AT369505B (en) ROCK DRILL
AT377939B (en) DRILLING HAMMER
SE7701294A0 (en) Drilling tools
AT371563B (en) ROCK DRILL
AT366945B (en) DRILLING HAMMER
IT1162735B (en) DRILLING TOOL
AT373360B (en) ROCK DRILL
RO77881A (en) DRILL
SE7702189L (en) DRILLING TOOLS
AT383182B (en) ROCK DRILL
SE7806047L (en) DRILLING TOOLS
SE7909148L (en) Drilling Tools
AT374560B (en) DRILLING TOOL
ATA359178A (en) DRILL BIT
IT1124879B (en) BORING TOOL
AT360305B (en) DRILLING TOOL
SE411023B (en) DRILLING TOOLS
GB2033454B (en) Rock drilling tool
SE7908034L (en) ROCK DRILLING TOOLS

Legal Events

Date Code Title Description
NAV Patent application has lapsed

Ref document number: 7908034-7

Format of ref document f/p: F

Ref document number: 7810992-3

Effective date: 19800410

Format of ref document f/p: F