(19)
(11) EP 0 133 521 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
03.04.1985 Bulletin 1985/14

(43) Date of publication A2:
27.02.1985 Bulletin 1985/09

(21) Application number: 84108928

(22) Date of filing: 27.07.1984
(84) Designated Contracting States:
AT BE CH DE FR GB IT LI LU NL SE

(30) Priority: 13.08.1983 GB 8321835

(71) Applicant: GIBSON ENGINEERING COMPANY LIMITED
 ()

(72) Inventor:
  • Tingle, Arthur Gwynfryn
     ()

   


(54) Method of centrifugal casting


(57) @ A method of centrifugal casting comprises the steps of forming moulding material in a flask (41) around a pattern (35) made of decomposable material removing the decomposable material pattern (35) whereby the moulding material provides a mould (42), spinning the mould about an axis (A), introducing into the mould molten metal, continuing to spin the mould whilst permitting the metal to solidify to thus produce a casting, removing the casting from the moulding material.






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