NO801972L - Fremgangsmaate og anordning til undersoekelse av bunnforhold under vann. - Google Patents

Fremgangsmaate og anordning til undersoekelse av bunnforhold under vann.

Info

Publication number
NO801972L
NO801972L NO801972A NO801972A NO801972L NO 801972 L NO801972 L NO 801972L NO 801972 A NO801972 A NO 801972A NO 801972 A NO801972 A NO 801972A NO 801972 L NO801972 L NO 801972L
Authority
NO
Norway
Prior art keywords
microphone
accordance
signals
contact body
amplitude
Prior art date
Application number
NO801972A
Other languages
English (en)
Norwegian (no)
Inventor
Cornelis Fredrik Will Rietveld
Original Assignee
Bos Kalis Westminster
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 Bos Kalis Westminster filed Critical Bos Kalis Westminster
Publication of NO801972L publication Critical patent/NO801972L/no

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
    • G01C13/00—Surveying specially adapted to open water, e.g. sea, lake, river or canal
    • 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

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Remote Sensing (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Hydrology & Water Resources (AREA)
  • Oceanography (AREA)
  • Acoustics & Sound (AREA)
  • Environmental & Geological Engineering (AREA)
  • Geology (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geophysics (AREA)
  • Geophysics And Detection Of Objects (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
NO801972A 1979-07-05 1980-07-01 Fremgangsmaate og anordning til undersoekelse av bunnforhold under vann. NO801972L (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7905233A NL7905233A (nl) 1979-07-05 1979-07-05 Onder water-bodemgesteldheidsonderzoek.

Publications (1)

Publication Number Publication Date
NO801972L true NO801972L (no) 1981-01-06

Family

ID=19833486

Family Applications (1)

Application Number Title Priority Date Filing Date
NO801972A NO801972L (no) 1979-07-05 1980-07-01 Fremgangsmaate og anordning til undersoekelse av bunnforhold under vann.

Country Status (5)

Country Link
BE (1) BE884046A (fr)
DE (1) DE3023519A1 (fr)
GB (1) GB2054147B (fr)
NL (1) NL7905233A (fr)
NO (1) NO801972L (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102022202708A1 (de) 2022-03-18 2023-09-21 Atlas Elektronik Gmbh Sonarkopf zum Herablassen von einer Plattform

Also Published As

Publication number Publication date
GB2054147B (en) 1983-08-10
NL7905233A (nl) 1981-01-07
DE3023519A1 (de) 1981-01-15
GB2054147A (en) 1981-02-11
BE884046A (fr) 1980-12-29

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