ZA744813B - Improvements in or relating to drilling machines - Google Patents

Improvements in or relating to drilling machines

Info

Publication number
ZA744813B
ZA744813B ZA00744813A ZA744813A ZA744813B ZA 744813 B ZA744813 B ZA 744813B ZA 00744813 A ZA00744813 A ZA 00744813A ZA 744813 A ZA744813 A ZA 744813A ZA 744813 B ZA744813 B ZA 744813B
Authority
ZA
South Africa
Prior art keywords
relating
drilling machines
drilling
machines
Prior art date
Application number
ZA00744813A
Other languages
English (en)
Inventor
H Dyer
B Hill
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
Priority to ZA00744813A priority Critical patent/ZA744813B/xx
Priority to AR260999A priority patent/AR207479A1/es
Priority to DE19752533500 priority patent/DE2533500A1/de
Priority to CH980375A priority patent/CH587409A5/xx
Priority to AT582675A priority patent/AT337638B/de
Priority to CA232,391A priority patent/CA1030986A/en
Priority to AU83474/75A priority patent/AU487048B2/en
Priority to BR7504844*A priority patent/BR7504844A/pt
Priority to FR7523653A priority patent/FR2280785A1/fr
Priority to ES439831A priority patent/ES439831A1/es
Priority to GB3176275A priority patent/GB1464826A/en
Priority to JP50092441A priority patent/JPS5137802A/ja
Priority to BE158728A priority patent/BE831865A/fr
Priority to IT25891/75A priority patent/IT1040260B/it
Priority to ZM110/75A priority patent/ZM11075A1/xx
Publication of ZA744813B publication Critical patent/ZA744813B/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)
ZA00744813A 1974-07-29 1974-07-29 Improvements in or relating to drilling machines ZA744813B (en)

Priority Applications (15)

Application Number Priority Date Filing Date Title
ZA00744813A ZA744813B (en) 1974-07-29 1974-07-29 Improvements in or relating to drilling machines
AR260999A AR207479A1 (es) 1974-07-29 1975-01-01 Mejoras en maquinas perforadoras
DE19752533500 DE2533500A1 (de) 1974-07-29 1975-07-26 Gesteinsbohrmaschine
CH980375A CH587409A5 (xx) 1974-07-29 1975-07-28
AT582675A AT337638B (de) 1974-07-29 1975-07-28 Gesteinsbohrmaschine
CA232,391A CA1030986A (en) 1974-07-29 1975-07-28 Drilling machines
AU83474/75A AU487048B2 (en) 1974-07-29 1975-07-29 Improvements in or relating to drilling machines
BR7504844*A BR7504844A (pt) 1974-07-29 1975-07-29 Maquina de perfurar rocha
FR7523653A FR2280785A1 (fr) 1974-07-29 1975-07-29 Perfectionnements relatifs aux foreuses
ES439831A ES439831A1 (es) 1974-07-29 1975-07-29 Perfeccionamientos en maquinas perforadoras de rocas.
GB3176275A GB1464826A (en) 1974-07-29 1975-07-29 Drilling machines
JP50092441A JPS5137802A (xx) 1974-07-29 1975-07-29
BE158728A BE831865A (fr) 1974-07-29 1975-07-29 Perfectionnements aux perforatrices
IT25891/75A IT1040260B (it) 1974-07-29 1975-07-29 Perfezionamenti a o relativi a macchine perforatrici
ZM110/75A ZM11075A1 (en) 1974-07-29 1975-08-01 Improvements in or relating to drilling machines

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
ZA744813B true ZA744813B (en) 1976-03-31

Family

ID=25567952

Family Applications (1)

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

Country Status (3)

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

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
BE831865A (fr) 1975-11-17
ZM11075A1 (en) 1976-10-21

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