ZM11075A1 - Improvements in or relating to drilling machines - Google Patents

Improvements in or relating to drilling machines

Info

Publication number
ZM11075A1
ZM11075A1 ZM110/75A ZM11075A ZM11075A1 ZM 11075 A1 ZM11075 A1 ZM 11075A1 ZM 110/75 A ZM110/75 A ZM 110/75A ZM 11075 A ZM11075 A ZM 11075A ZM 11075 A1 ZM11075 A1 ZM 11075A1
Authority
ZM
Zambia
Prior art keywords
relating
drilling machines
drilling
machines
Prior art date
Application number
ZM110/75A
Other languages
English (en)
Original Assignee
Edenvale Eng Works
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 Edenvale Eng Works filed Critical Edenvale Eng Works
Publication of ZM11075A1 publication Critical patent/ZM11075A1/xx

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
    • E21C25/58—Machines slitting by drilling hole on hole
    • 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
    • E21B25/00—Apparatus for obtaining or removing undisturbed cores, e.g. core barrels or core extractors
    • E21B25/005—Above ground means for handling the core, e.g. for extracting the core from the core barrel
    • 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
    • E21C35/20—General features of equipment for removal of chippings, e.g. for loading on conveyor

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • Earth Drilling (AREA)
ZM110/75A 1974-07-29 1975-08-01 Improvements in or relating to drilling machines ZM11075A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ZA00744813A ZA744813B (en) 1974-07-29 1974-07-29 Improvements in or relating to drilling machines

Publications (1)

Publication Number Publication Date
ZM11075A1 true ZM11075A1 (en) 1976-10-21

Family

ID=25567952

Family Applications (1)

Application Number Title Priority Date Filing Date
ZM110/75A ZM11075A1 (en) 1974-07-29 1975-08-01 Improvements in or relating to drilling machines

Country Status (3)

Country Link
BE (1) BE831865A (fr)
ZA (1) ZA744813B (fr)
ZM (1) ZM11075A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103422516B (zh) * 2013-08-16 2015-09-09 中交第一航务工程勘察设计院有限公司 超长空心钢管嵌岩斜桩混凝土取芯导向定位装置

Also Published As

Publication number Publication date
ZA744813B (en) 1976-03-31
BE831865A (fr) 1975-11-17

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