METAL SHEETS AND PLATES HAVING FRICTION-REDUCING TEXTURED SURFACES AND METHODS OF MANUFACTURING SAME

Canada Patent

APP PUB NO CA-2731833-A1
SERIAL NO

2731833

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Abstract

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Metal sheets and plates having friction-reducing textured surfaces and methods of manufacturing these metal sheets and plates are disclosed herein. In an embodiment, there is provided a transportation vessel that includes at least one metal product having at least one surface that is substantially grooved, wherein the substantially grooved surface forms a riblet topography, the riblet topography including a multiplicity of adjacent permanently rolled longitudinal riblets running along at least a part of the surface, and wherein the riblet topography is coated with at least one coating sufficiently designed and applied to preserve the riblet topography. In an embodiment, the multiplicity of adjacent permanently rolled longitudinal riblets results in a friction-reducing textured surface. In an embodiment, metal product is used in fabricating at least a portion of an aircraft. In an embodiment, metal product is used in fabricating at least a portion of a rotor blade.

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Patent Owner(s)

Patent OwnerAddress
ALCOA INCUSPITTSBURGH PA 15212-5858

International Classification(s)

Inventor(s)

Inventor Name Address
MARINELLI JAMES M MURRYSVILLE PENNSYLVANIA 15668
LIU JIANTAO MURRYSVILLE PA 15668
LIU JOHN CORONA CA
VEGA LUIS FANOR WOODSTOCK 30188
HEINIMANN MARKUS B NEW ALEXANDRIA PA 15670
LI MING C/O HUMANWELL PHARMACEUTICAL US INC 421 SOVEREIGN COURT BALLWIN MISSOURI 63011 63011
MAGNUSEN PAUL E PITTSBURGH PA
SHEU SIMON MURRYSVILLE PA 15668
FRIDEZ JEAN-DANIEL SONNHALDE 845 CH-4717 MUEMLISWIL MUEMLISWIL

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