IT1235219B - Altimetro differenziale - Google Patents

Altimetro differenziale

Info

Publication number
IT1235219B
IT1235219B IT8268164A IT6816482A IT1235219B IT 1235219 B IT1235219 B IT 1235219B IT 8268164 A IT8268164 A IT 8268164A IT 6816482 A IT6816482 A IT 6816482A IT 1235219 B IT1235219 B IT 1235219B
Authority
IT
Italy
Prior art keywords
altimeter
differential
differential altimeter
Prior art date
Application number
IT8268164A
Other languages
English (en)
Other versions
IT8268164A0 (it
Inventor
Jean Bertheas
Gilles Moresco
Original Assignee
Thomson Csf
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 Thomson Csf filed Critical Thomson Csf
Publication of IT8268164A0 publication Critical patent/IT8268164A0/it
Application granted granted Critical
Publication of IT1235219B publication Critical patent/IT1235219B/it

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V1/00—Seismology; Seismic or acoustic prospecting or detecting
    • G01V1/38—Seismology; Seismic or acoustic prospecting or detecting specially adapted for water-covered areas
    • G01V1/3817—Positioning of seismic devices
    • G01V1/3835—Positioning of seismic devices measuring position, e.g. by GPS or acoustically
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
    • G01C5/00—Measuring height; Measuring distances transverse to line of sight; Levelling between separated points; Surveyors' levels
    • G01C5/04—Hydrostatic levelling, i.e. by flexibly interconnected liquid containers at separated points

Landscapes

  • Engineering & Computer Science (AREA)
  • Remote Sensing (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • General Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Environmental & Geological Engineering (AREA)
  • Geology (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Oceanography (AREA)
  • Geophysics (AREA)
  • Measuring Fluid Pressure (AREA)
IT8268164A 1981-10-06 1982-10-05 Altimetro differenziale IT1235219B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8118787A FR2661744B1 (fr) 1981-10-06 1981-10-06 Altimetre differentiel.

Publications (2)

Publication Number Publication Date
IT8268164A0 IT8268164A0 (it) 1982-10-05
IT1235219B true IT1235219B (it) 1992-06-26

Family

ID=9262788

Family Applications (1)

Application Number Title Priority Date Filing Date
IT8268164A IT1235219B (it) 1981-10-06 1982-10-05 Altimetro differenziale

Country Status (2)

Country Link
FR (1) FR2661744B1 (it)
IT (1) IT1235219B (it)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7095364B1 (en) * 2005-08-04 2006-08-22 The Boeing Company Altitude measurement system and associated methods
US8621922B2 (en) 2008-09-30 2014-01-07 Shell Oil Company Method and system for monitoring waterbottom subsidence

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR506054A (fr) * 1919-01-13 1920-08-13 Raoul Edouard Badin Perfectionnement aux indicateurs de pente
US2557021A (en) * 1946-09-12 1951-06-12 Standard Oil Dev Co Hydraulic system for measuring differences in elevation
FR2209094B1 (it) * 1972-12-06 1975-03-14 Roman Jean
CA1109666A (fr) * 1978-02-13 1981-09-29 Edwin Gaucher Niveau electronique
FR2465198A1 (fr) * 1979-09-14 1981-03-20 Legris Marcel Niveau a controle electrique

Also Published As

Publication number Publication date
FR2661744B1 (fr) 1992-10-16
FR2661744A1 (fr) 1991-11-08
IT8268164A0 (it) 1982-10-05

Similar Documents

Publication Publication Date Title
BR8202208A (pt) Conjunto de diferencial
FI810371L (fi) Foerfarande foer identifiering av virkets ytegenskaper
BR8205101A (pt) Mecanismo de diferencial
FI65386B (fi) Saekerhetsanordning foer tillslutning av provroer
FI810355L (fi) Taetning av saetesventil
DK160589C (da) Differenstrykfoeler
FI820825L (fi) Substituerade difenylfoereningar
FI810311L (fi) Foerfarande foer framstaellning av gipsslam
AR228492A1 (es) Mecanismo diferencial
FI811216A7 (fi) Foerfarande foer framstaellning av paelsvara
FI811941A7 (fi) Filtrationsarrangemang foer eliminering av naetstoerningar
FI811985A7 (fi) Foerfarande foer torkning av traebaserade braenslen
IT1235219B (it) Altimetro differenziale
FI811116L (fi) Aemneskomposition foer limning av papper
IT1148191B (it) Differenziale
ES256444Y (es) Tornillo diferencial
ES259249Y (es) Diferencial de gas
BR6100379U (pt) Regua aritmetica
FI65487B (fi) Anordning foer tillvaratagning av vaerme av avfallsvatten
FI64216B (fi) Stomkonstruktion foer montering av vvs-roer
FI64197B (fi) Foerfarande foer kvalitetssortering av cellulosaved
FI811215A7 (fi) Loesning av sysselsaettningsproblemet
FI810757L (fi) Foerfarande foer lappning av en fanerskiva
FI810896L (fi) Anordning foer utspridning av laogskogsgift
FI810973L (fi) Foerfarande foer utnyttjande av gravitationsenergi