CA858264A - Drag reducing means - Google Patents

Drag reducing means

Info

Publication number
CA858264A
CA858264A CA858264A CA858264DA CA858264A CA 858264 A CA858264 A CA 858264A CA 858264 A CA858264 A CA 858264A CA 858264D A CA858264D A CA 858264DA CA 858264 A CA858264 A CA 858264A
Authority
CA
Canada
Prior art keywords
reducing means
drag reducing
drag
reducing
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
Application number
CA858264A
Inventor
Kowalski Tadeusz
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
Application granted granted Critical
Publication of CA858264A publication Critical patent/CA858264A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • B63B1/34—Other means for varying the inherent hydrodynamic characteristics of hulls by reducing surface friction
    • B63B1/38—Other means for varying the inherent hydrodynamic characteristics of hulls by reducing surface friction using air bubbles or air layers gas filled volumes
    • 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

  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • Ocean & Marine Engineering (AREA)
CA858264A 1967-08-31 1967-08-31 Drag reducing means Expired CA858264A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA999146 1967-08-31

Publications (1)

Publication Number Publication Date
CA858264A true CA858264A (en) 1970-12-15

Family

ID=4143021

Family Applications (1)

Application Number Title Priority Date Filing Date
CA858264A Expired CA858264A (en) 1967-08-31 1967-08-31 Drag reducing means

Country Status (1)

Country Link
CA (1) CA858264A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0616940A1 (en) * 1992-09-29 1994-09-28 Mitsui Engineering and Shipbuilding Co, Ltd. Method of forming air film on submerged surface of submerged part-carrying structure, and film structure on submerged surface

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0616940A1 (en) * 1992-09-29 1994-09-28 Mitsui Engineering and Shipbuilding Co, Ltd. Method of forming air film on submerged surface of submerged part-carrying structure, and film structure on submerged surface
EP0616940A4 (en) * 1992-09-29 1995-02-08 Mitsui Shipbuilding Eng Method of forming air film on submerged surface of submerged part-carrying structure, and film structure on submerged surface.

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