JPH022038B2 - - Google Patents

Info

Publication number
JPH022038B2
JPH022038B2 JP56046282A JP4628281A JPH022038B2 JP H022038 B2 JPH022038 B2 JP H022038B2 JP 56046282 A JP56046282 A JP 56046282A JP 4628281 A JP4628281 A JP 4628281A JP H022038 B2 JPH022038 B2 JP H022038B2
Authority
JP
Japan
Prior art keywords
seawater
ultrasonic
pipe
transducers
transducer
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 - Lifetime
Application number
JP56046282A
Other languages
English (en)
Japanese (ja)
Other versions
JPS57161395A (en
Inventor
Tomoyoshi Hoshino
Takeo Saegusa
Yoshihisa Suzuki
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.)
BOEICHO GIJUTSU KENKYU HONBUCHO
Original Assignee
BOEICHO GIJUTSU KENKYU HONBUCHO
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 BOEICHO GIJUTSU KENKYU HONBUCHO filed Critical BOEICHO GIJUTSU KENKYU HONBUCHO
Priority to JP4628281A priority Critical patent/JPS57161395A/ja
Publication of JPS57161395A publication Critical patent/JPS57161395A/ja
Publication of JPH022038B2 publication Critical patent/JPH022038B2/ja
Granted legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L58/00—Protection of pipes or pipe fittings against corrosion or incrustation

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Prevention Of Fouling (AREA)
  • Protection Of Pipes Against Damage, Friction, And Corrosion (AREA)
  • Apparatuses For Generation Of Mechanical Vibrations (AREA)
JP4628281A 1981-03-31 1981-03-31 Ultrasonic pollution preventor multi-equipped with vibrator for seawater tube Granted JPS57161395A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4628281A JPS57161395A (en) 1981-03-31 1981-03-31 Ultrasonic pollution preventor multi-equipped with vibrator for seawater tube

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4628281A JPS57161395A (en) 1981-03-31 1981-03-31 Ultrasonic pollution preventor multi-equipped with vibrator for seawater tube

Publications (2)

Publication Number Publication Date
JPS57161395A JPS57161395A (en) 1982-10-04
JPH022038B2 true JPH022038B2 (sl) 1990-01-16

Family

ID=12742864

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4628281A Granted JPS57161395A (en) 1981-03-31 1981-03-31 Ultrasonic pollution preventor multi-equipped with vibrator for seawater tube

Country Status (1)

Country Link
JP (1) JPS57161395A (sl)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0392147U (sl) * 1990-01-10 1991-09-19

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4989917A (sl) * 1972-12-30 1974-08-28
JPS5131068A (en) * 1974-09-10 1976-03-16 Fuji Industries Co Ltd * kantainaibumennifuchakusuru kannaifujunbutsuohakurijokyosuru hoho narabini sochi *

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4989917A (sl) * 1972-12-30 1974-08-28
JPS5131068A (en) * 1974-09-10 1976-03-16 Fuji Industries Co Ltd * kantainaibumennifuchakusuru kannaifujunbutsuohakurijokyosuru hoho narabini sochi *

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0392147U (sl) * 1990-01-10 1991-09-19

Also Published As

Publication number Publication date
JPS57161395A (en) 1982-10-04

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