Pressure casting; Vacuum casting (B22D17/00 takes precedence; treating the metal in the mould by using pressure or vacuum B22D27/00)

Child Classifications

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• B22D 18/02 Pressure casting making use of mechanical pressure devices, e.g. cast-forging (B22D18/04 takes precedence)
• B22D 18/04 Low pressure casting, i.e. making use of pressures up to a few bars to fill the mould
• B22D 18/06 Vacuum casting, i.e. making use of vacuum to fill the mould
• B22D 18/08 Controlling, supervising, e.g. for safety reasons (controlling or regulating in general G05)