CA2094881A1 - Acoustic gel - Google Patents

Acoustic gel

Info

Publication number
CA2094881A1
CA2094881A1 CA002094881A CA2094881A CA2094881A1 CA 2094881 A1 CA2094881 A1 CA 2094881A1 CA 002094881 A CA002094881 A CA 002094881A CA 2094881 A CA2094881 A CA 2094881A CA 2094881 A1 CA2094881 A1 CA 2094881A1
Authority
CA
Canada
Prior art keywords
acoustic gel
biocide
projector
encapsulated
surfactant
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
CA002094881A
Other languages
French (fr)
Other versions
CA2094881C (en
Inventor
Bryce L. Fanning
Dennis Thomas Curran
Clive M. Elson
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.)
Minister of National Defence of Canada
Original Assignee
Minister of National Defence of Canada
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 Minister of National Defence of Canada filed Critical Minister of National Defence of Canada
Priority to CA002094881A priority Critical patent/CA2094881C/en
Publication of CA2094881A1 publication Critical patent/CA2094881A1/en
Application granted granted Critical
Publication of CA2094881C publication Critical patent/CA2094881C/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K3/00—Materials not provided for elsewhere
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B1/00—Hydrodynamic or hydrostatic features of hulls or of hydrofoils
    • B63B1/32—Other means for varying the inherent hydrodynamic characteristics of hulls
    • B63B1/322—Other means for varying the inherent hydrodynamic characteristics of hulls using aerodynamic elements, e.g. aerofoils producing a lifting force
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63G—OFFENSIVE OR DEFENSIVE ARRANGEMENTS ON VESSELS; MINE-LAYING; MINE-SWEEPING; SUBMARINES; AIRCRAFT CARRIERS
    • B63G8/00—Underwater vessels, e.g. submarines; Equipment specially adapted therefor
    • B63G8/39—Arrangements of sonic watch equipment, e.g. low-frequency, sonar
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T70/00—Maritime or waterways transport
    • Y02T70/10—Measures concerning design or construction of watercraft hulls

Landscapes

  • Engineering & Computer Science (AREA)
  • Fluid Mechanics (AREA)
  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Ocean & Marine Engineering (AREA)
  • Combustion & Propulsion (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Colloid Chemistry (AREA)
  • Manufacturing Of Micro-Capsules (AREA)

Abstract

A method for reducing cavitation around underwater acoustic projectors is described. The projector is cleaned with a surfactant and then encapsulated with an aqueous gel containing a polysaccharide polymer, a hydrophilic stabilizer and a biocide.
CA002094881A 1993-06-22 1993-06-22 Acoustic gel Expired - Fee Related CA2094881C (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA002094881A CA2094881C (en) 1993-06-22 1993-06-22 Acoustic gel

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA002094881A CA2094881C (en) 1993-06-22 1993-06-22 Acoustic gel

Publications (2)

Publication Number Publication Date
CA2094881A1 true CA2094881A1 (en) 1994-12-23
CA2094881C CA2094881C (en) 2001-12-11

Family

ID=4151530

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002094881A Expired - Fee Related CA2094881C (en) 1993-06-22 1993-06-22 Acoustic gel

Country Status (1)

Country Link
CA (1) CA2094881C (en)

Also Published As

Publication number Publication date
CA2094881C (en) 2001-12-11

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