ES373045A2 - Mecanismo ensanchador de galerias aplicable a maquinas per-foradoras. - Google Patents

Mecanismo ensanchador de galerias aplicable a maquinas per-foradoras.

Info

Publication number
ES373045A2
ES373045A2 ES373045A ES373045A ES373045A2 ES 373045 A2 ES373045 A2 ES 373045A2 ES 373045 A ES373045 A ES 373045A ES 373045 A ES373045 A ES 373045A ES 373045 A2 ES373045 A2 ES 373045A2
Authority
ES
Spain
Prior art keywords
translation
applicable
legally binding
google translate
machine
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
ES373045A
Other languages
English (en)
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.)
Agroman Empresa Constructora SA
Original Assignee
Agroman Empresa Constructora SA
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
Priority to BE756124D priority Critical patent/BE756124R/xx
Application filed by Agroman Empresa Constructora SA filed Critical Agroman Empresa Constructora SA
Priority to ES373045A priority patent/ES373045A2/es
Priority to FR7024154A priority patent/FR2065821A6/fr
Priority to DE19702038648 priority patent/DE2038648A1/de
Publication of ES373045A2 publication Critical patent/ES373045A2/es
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
    • E21B7/00—Special methods or apparatus for drilling
    • E21B7/001—Drilling a non circular hole

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Earth Drilling (AREA)
ES373045A 1969-10-30 1969-10-30 Mecanismo ensanchador de galerias aplicable a maquinas per-foradoras. Expired ES373045A2 (es)

Priority Applications (4)

Application Number Priority Date Filing Date Title
BE756124D BE756124R (fr) 1969-10-30 Mecanisme elargisseur de galeries applicable aux machines
ES373045A ES373045A2 (es) 1969-10-30 1969-10-30 Mecanismo ensanchador de galerias aplicable a maquinas per-foradoras.
FR7024154A FR2065821A6 (es) 1969-10-30 1970-06-30
DE19702038648 DE2038648A1 (de) 1969-10-30 1970-08-04 Erdbohrgeraet

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES373045A ES373045A2 (es) 1969-10-30 1969-10-30 Mecanismo ensanchador de galerias aplicable a maquinas per-foradoras.

Publications (1)

Publication Number Publication Date
ES373045A2 true ES373045A2 (es) 1971-11-16

Family

ID=8454200

Family Applications (1)

Application Number Title Priority Date Filing Date
ES373045A Expired ES373045A2 (es) 1969-10-30 1969-10-30 Mecanismo ensanchador de galerias aplicable a maquinas per-foradoras.

Country Status (4)

Country Link
BE (1) BE756124R (es)
DE (1) DE2038648A1 (es)
ES (1) ES373045A2 (es)
FR (1) FR2065821A6 (es)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113250610B (zh) * 2021-06-07 2022-11-08 山东科技大学 一种螺旋推进式地下勘探小车

Also Published As

Publication number Publication date
DE2038648A1 (de) 1971-05-06
BE756124R (fr) 1971-02-15
FR2065821A6 (es) 1971-08-06

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