FR674713A - Survey Method and Apparatus - Google Patents

Survey Method and Apparatus

Info

Publication number
FR674713A
FR674713A FR674713DA FR674713A FR 674713 A FR674713 A FR 674713A FR 674713D A FR674713D A FR 674713DA FR 674713 A FR674713 A FR 674713A
Authority
FR
France
Prior art keywords
survey method
survey
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
French (fr)
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.)
Vereinigte Stahlwerke AG
Original Assignee
Vereinigte Stahlwerke AG
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 claimed from DEB137463D external-priority patent/DE592359C/en
Application filed by Vereinigte Stahlwerke AG filed Critical Vereinigte Stahlwerke AG
Application granted granted Critical
Publication of FR674713A publication Critical patent/FR674713A/en
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
    • E21B25/00—Apparatus for obtaining or removing undisturbed cores, e.g. core barrels or core extractors
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D1/00—Investigation of foundation soil in situ
    • E02D1/02—Investigation of foundation soil in situ before construction work
    • E02D1/04—Sampling of soil
    • 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
    • E21B25/08—Coating, freezing, consolidating cores; Recovering uncontaminated cores or cores at formation pressure
    • 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
    • E21B25/10—Formed core retaining or severing means

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Geology (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Soil Sciences (AREA)
  • Paleontology (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Analytical Chemistry (AREA)
  • Chemical & Material Sciences (AREA)
  • Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
FR674713D 1928-05-08 1929-05-07 Survey Method and Apparatus Expired FR674713A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DEB137463D DE592359C (en) 1928-05-08 1928-05-08 Sampler with a core tube
DEB139291D DE622027C (en) 1928-05-08 1928-09-11 Method and device for closing the core tube at the sampler

Publications (1)

Publication Number Publication Date
FR674713A true FR674713A (en) 1930-01-31

Family

ID=25968733

Family Applications (1)

Application Number Title Priority Date Filing Date
FR674713D Expired FR674713A (en) 1928-05-08 1929-05-07 Survey Method and Apparatus

Country Status (3)

Country Link
DE (1) DE622027C (en)
FR (1) FR674713A (en)
NL (1) NL34377C (en)

Also Published As

Publication number Publication date
DE622027C (en) 1935-11-18
NL34377C (en) 1935-01-15

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