FR514144A - Device for verifying the verticality of soundings - Google Patents

Device for verifying the verticality of soundings

Info

Publication number
FR514144A
FR514144A FR514144A FR514144DA FR514144A FR 514144 A FR514144 A FR 514144A FR 514144 A FR514144 A FR 514144A FR 514144D A FR514144D A FR 514144DA FR 514144 A FR514144 A FR 514144A
Authority
FR
France
Prior art keywords
soundings
verticality
verifying
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
FR514144A
Other languages
French (fr)
Inventor
Joseph Choppinet
Gustave Gillon
Victor Defays
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.)
GUSTAVE GILLON
Original Assignee
GUSTAVE GILLON
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 GUSTAVE GILLON filed Critical GUSTAVE GILLON
Application granted granted Critical
Publication of FR514144A publication Critical patent/FR514144A/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
    • E21B47/00—Survey of boreholes or wells
    • E21B47/02—Determining slope or direction
    • E21B47/022—Determining slope or direction of the borehole, e.g. using geomagnetism
    • E21B47/0236—Determining slope or direction of the borehole, e.g. using geomagnetism using a pendulum

Landscapes

  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Geophysics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
FR514144A 1919-04-23 1920-04-20 Device for verifying the verticality of soundings Expired FR514144A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BE514144X 1919-04-23

Publications (1)

Publication Number Publication Date
FR514144A true FR514144A (en) 1921-03-03

Family

ID=3871124

Family Applications (1)

Application Number Title Priority Date Filing Date
FR514144A Expired FR514144A (en) 1919-04-23 1920-04-20 Device for verifying the verticality of soundings

Country Status (1)

Country Link
FR (1) FR514144A (en)

Similar Documents

Publication Publication Date Title
FR514144A (en) Device for verifying the verticality of soundings
FR536329A (en) Advertising device
FR531980A (en) Direction finding method and apparatus for determining the position of ships
FR522236A (en) Device for projections of tableaux vivants
FR521846A (en) Nephelemeter (device for the titration of any turbid media)
FR515865A (en) Prosthetic device for sciatic palsy
FR505684A (en) Course indicator device
FR523622A (en) Advanced device for indicating angular velocities
FR508132A (en) Emptying device for washbasins
FR528061A (en) Receiving device for submarine signals
FR506316A (en) Airplane sighting device
FR498489A (en) Measuring device for the sale of gasoline
FR525742A (en) Weighing device
FR527307A (en) Device for measuring surfaces
FR523053A (en) Telemetry device for determining the distance of airplanes
FR533468A (en) Device for measuring flat surfaces
FR517556A (en) Lifting device for vehicles
FR521949A (en) Indicator device for automobiles
FR23835E (en) Fumivorous device
FR503316A (en) Device for disarticulated shoulder
FR530176A (en) Acoustic device for volume measurement
FR494939A (en) Signal device for automobiles
FR21406E (en) Stability device for motorcycles
FR526478A (en) Signaling device and electrical indicator for navigation
FR507529A (en) Device for gambling