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Class Information
Number: 164/160.2
Name: Metal founding > Means to shape a forming surface > Including means applying vacuum directly to mold material > And means to apply consumable shielding film to shaping surface
Description: And means to apply consumable shielding film to shaping surface: Apparatus including an impervious consumable membrane adhered onto a particulate shaping surface by the applied suction.

Patents under this class:

Patent Number Title Of Patent Date Issued
8137607 Process for making reusable tooling Mar. 20, 2012
7757746 Pouring method, device, and cast in vacuum molding process Jul. 20, 2010
7500507 Method and device for pouring molten metal in vacuum molding and casting Mar. 10, 2009
5329981 Method of producing a metal mold Jul. 19, 1994
5219014 Device and method for fabricating foundry molds from granular material Jun. 15, 1993
4940071 Method and device for fabricating moulds from granular material Jul. 10, 1990
4628983 Method and apparatus for making hollow sheel cores with controlled gas flow Dec. 16, 1986
4318437 Metal casting system Mar. 9, 1982
4103729 Apparatus and process for catalytic gassing in the manufacture of foundry cores and molds, and the like Aug. 1, 1978
4036276 Method of shaping a mould under a reduced pressure Jul. 19, 1977
4028455 Method for producing a reduced-pressure shaped mould Jun. 7, 1977
4009747 Method of and device for forming vacuum sealed molds Mar. 1, 1977
3970139 Vacuum control valving apparatus for a vacuum sealed molding apparatus Jul. 20, 1976
3968829 Molding apparatus with shielding mold member Jul. 13, 1976
3933194 Pattern plate device for vacuum sealed molding Jan. 20, 1976

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