B21K 1/36

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Patent/Pub #TitleFiling DateIssue/Publication DatePatent Owner
9687906 Scroll rotor mold, molding device, and method for manufacturing moldMar 06, 13Jun 27, 17KOREA INSTITUTE OF INDUSTRIAL TECHNOLOGY
8732948 Method of manufacturing impeller for centrifugal blowerJun 14, 13May 27, 14DAIKIN INDUSTRIES, LTD.
8646177 Method and apparatus for mounting a rotor blade on a wind turbineDec 07, 10Feb 11, 14GENERAL ELECTRIC COMPANY
8171632 Method of manufacturing integrally designed rotor wheels to exhibit an essentially identical natural frequency and mass using chemical etch machiningDec 08, 08May 08, 12ROLLS-ROYCE DEUTSCHLAND LTD & CO KG