Casting machine with circulating air-cooled casting molds using a suction system
DE479089C
Injection molding machine
DE466991C
Device for sooting rotating molds on casting machines
DE482042C
Automatic casting machine for the production of cast pieces, especially made of cast iron, in divided permanent molds set in rotating motion by the machine
DE471612C
Protective covering for permanent molds
DE448595C
Permanent mold made of metal for foundry purposes
DE462460C
Two-part permanent form
DE504548C
Process for the desulphurization of heating gases using basic materials and application of high temperatures