Moulds or cores Moulding processes

BPERFORMING OPERATIONS TRANSPORTING B22Casting metals B22CFOUNDRY MOULDING

B22C9/00Moulds or cores Moulding processes

B22C9/02Sand moulds or like moulds for shaped castings B22C9/03formed by vacuum-sealed moulding B22C9/04Use of lost patterns B22C9/043Removing the consumable pattern B22C9/046Use of patterns which are eliminated by the liquid metal in the mould B22C9/06Permanent moulds for shaped castings B22C9/061Materials which make up the mould B22C9/062Mechanisms for locking or opening moulds B22C9/064Locating means for cores B22C9/065Cooling or heating equipment for moulds B22C9/067Venting means for moulds B22C9/068Semi-permanent moulds B22C9/08Features with respect to supply of molten metal B22C9/082Sprues, pouring cups B22C9/084Breaker cores B22C9/086Filters B22C9/088Feeder heads B22C9/10Cores Manufacture or installation of cores B22C9/101Permanent cores B22C9/103Multipart cores B22C9/105Salt cores B22C9/106Vented or reinforced cores B22C9/108Installation of cores B22C9/12Treating moulds or cores B22C9/123Gas-hardening B22C9/126Hardening by freezing B22C9/18Finishing B22C9/20Stack moulds B22C9/22Moulds for peculiarly-shaped castings B22C9/24for hollow articles B22C9/26for ribbed tubes for radiators B22C9/28for wheels, rolls, or rollers B22C9/30for chains