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Charles Sparks
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Le Vesinet, FR
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last 30 patents
Information
Patent Grant
Process for optimizing multilayered tubes made of composite materia...
Patent number
5,749,985
Issue date
May 12, 1998
Institut Francais du Petrole
Charles Sparks
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Riser for great water depths
Patent number
5,660,233
Issue date
Aug 26, 1997
Institut Francais du Petrole
Charles Sparks
E21 - EARTH DRILLING MINING
Information
Patent Grant
Tube comprising composite layers with different modulii of elasticity
Patent number
5,499,661
Issue date
Mar 19, 1996
Institut Francais du Petrole
Pierre Odru
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Process for manufacturing a variable stiffness line and associated...
Patent number
5,447,390
Issue date
Sep 5, 1995
Institut Francais du Petrole
Charles Sparks
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Tube of composite material for drilling and/or transport of liquid...
Patent number
5,443,099
Issue date
Aug 22, 1995
Aerospatiale Societe Nationale Industrielle
Jacqes E. C. Chaussepied
E21 - EARTH DRILLING MINING
Information
Patent Grant
Method for mechanical joining a tube of composite material and a me...
Patent number
5,288,109
Issue date
Feb 22, 1994
Societe Nationale Industrielle et Aerospatiale
Marcel Auberon
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Composition material tube substantially insensitive to the variatio...
Patent number
5,110,644
Issue date
May 5, 1992
Institut Francais Du Petrole et Aerospatiale
Charles Sparks
E21 - EARTH DRILLING MINING
Information
Patent Grant
Method for affixing a metallic tip to a tube made of composite woun...
Patent number
5,062,914
Issue date
Nov 5, 1991
Areospatiale
Jean-Francois Fuchs
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Sea platforms for improving their dynamic balance
Patent number
4,886,398
Issue date
Dec 12, 1989
Institut Francais du Petrole; Alsthom Atlantique; Bouygues Offshore; C.F.E.M....
Charles Sparks
B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
Information
Patent Grant
Variable rigidity element for transfer column foot
Patent number
4,854,781
Issue date
Aug 8, 1989
Institut Francais du Petrole
Charles Sparks
B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
Information
Patent Grant
Marine riser provided with a hinged foot for offshore hydrocarbon p...
Patent number
4,362,215
Issue date
Dec 7, 1982
Institut Francais du Petrole
Charles Sparks
E21 - EARTH DRILLING MINING