JPS59147257A - ヘドロ探査機 - Google Patents

ヘドロ探査機

Info

Publication number
JPS59147257A
JPS59147257A JP2258583A JP2258583A JPS59147257A JP S59147257 A JPS59147257 A JP S59147257A JP 2258583 A JP2258583 A JP 2258583A JP 2258583 A JP2258583 A JP 2258583A JP S59147257 A JPS59147257 A JP S59147257A
Authority
JP
Japan
Prior art keywords
frequency
ultrasonic
sludge layer
sludge
signals
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.)
Granted
Application number
JP2258583A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0123755B2 (enrdf_load_stackoverflow
Inventor
Hideyuki Takahashi
秀幸 高橋
Yozo Matsuda
松田　洋三
Hiroshi Kamata
鎌田　弘志
Hisami Hayakawa
早川　向海
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.)
Oki Electric Industry Co Ltd
Original Assignee
Oki Electric Industry Co Ltd
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 Oki Electric Industry Co Ltd filed Critical Oki Electric Industry Co Ltd
Priority to JP2258583A priority Critical patent/JPS59147257A/ja
Publication of JPS59147257A publication Critical patent/JPS59147257A/ja
Publication of JPH0123755B2 publication Critical patent/JPH0123755B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
    • G01N29/02—Analysing fluids
    • G01N29/024—Analysing fluids by measuring propagation velocity or propagation time of acoustic waves

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
JP2258583A 1983-02-14 1983-02-14 ヘドロ探査機 Granted JPS59147257A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2258583A JPS59147257A (ja) 1983-02-14 1983-02-14 ヘドロ探査機

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2258583A JPS59147257A (ja) 1983-02-14 1983-02-14 ヘドロ探査機

Publications (2)

Publication Number Publication Date
JPS59147257A true JPS59147257A (ja) 1984-08-23
JPH0123755B2 JPH0123755B2 (enrdf_load_stackoverflow) 1989-05-08

Family

ID=12086925

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2258583A Granted JPS59147257A (ja) 1983-02-14 1983-02-14 ヘドロ探査機

Country Status (1)

Country Link
JP (1) JPS59147257A (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012013522A (ja) * 2010-06-30 2012-01-19 Korea Atomic Energy Research Inst 超音波を用いる低周波数振動加振方法および装置
WO2023176072A1 (ja) 2022-03-14 2023-09-21 株式会社人材開発支援機構 ヘドロ厚測定方法およびヘドロ厚測定装置

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012013522A (ja) * 2010-06-30 2012-01-19 Korea Atomic Energy Research Inst 超音波を用いる低周波数振動加振方法および装置
WO2023176072A1 (ja) 2022-03-14 2023-09-21 株式会社人材開発支援機構 ヘドロ厚測定方法およびヘドロ厚測定装置

Also Published As

Publication number Publication date
JPH0123755B2 (enrdf_load_stackoverflow) 1989-05-08

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