F - Mech Eng,Light,Heat,Weapons – 17 – C
Patent
F - Mech Eng,Light,Heat,Weapons
17
C
F17C 1/14 (2006.01) B21D 51/24 (2006.01) B23K 10/00 (2006.01)
Patent
CA 2203109
Pressure vessel made of aluminium for transport and storage of fluids. The vessel comprises two mainly semi-spherical, forged parts (2), that are joined together along their periphery by means of plasma welding. Each semi-spherical part is provided with a boss (4) that is formed under the forging operation, one or both of the bosses may be provided with passing bores (5) having internal threads for attaching a valve/valves thereto. Further, one or both of the bosses may be equipped with external threads for the attachment of protective caps (8), or one protective cap and a support leg.
Récipient sous pression en aluminium destiné au transport et au stockage des fluides. Ce récipient comporte deux pièces forgées principalement hémisphériques (2) fixées l'une à l'autre au niveau de leurs périphéries par soudage au plasma. Chacune de ces pièces hémisphériques est pourvue d'un bossage (4) formé au cours de l'opération de forgeage, l'un et/ou l'autre des bossages étant pourvu de perçages traversants taraudés (5) permettant la fixation d'un ou plusieurs robinets. En outre, l'un et/ou l'autre des bossages peut être équipé de filetages externes permettant la fixation de couvercles de protection (8), ou d'un seul couvercle de protection et d'un pied de support.
Boe Einar
Carlsen Hans-Paul
Haugerud Olav Sveinung
Holgersen Stig
Fetherstonhaugh & Co.
Norsk Hydro Asa
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