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Class Information
Number: 164/20
Name: Metal founding > Process > Shaping a forming surface (e.g., mold making, etc.) > Shaping fluent material to form mold > By spraying or slinging material against shaping surface > Particulate solid material
Description: Process directed to applying the solid mold material in particulate form to the shaping surface.

Sub-classes under this class:

Class Number Class Name Patents
164/22 Employing compressed air as ram or piston to force sand against shaping surface 14
164/21 Resin containing 59

Patents under this class:

Patent Number Title Of Patent Date Issued
8701744 Molding machine Apr. 22, 2014
8672017 Method for green sand molding Mar. 18, 2014
8616263 Molding machine and molding process Dec. 31, 2013
8490675 Machine and a method for suctioning and exhausting air from a storage tank for sand in a molding machine Jul. 23, 2013
8056605 Flaskless molding method Nov. 15, 2011
7934534 Method and device for producing moulds or cores, in particular for foundry purposes May. 3, 2011
7757744 Method of changing a match plate in a flaskless molding apparatus for an upper mold and a lower mold Jul. 20, 2010
7654303 Method and apparatus for molding an upper and a lower mold having no flask Feb. 2, 2010
7654302 Method and apparatus for molding an upper and a lower mold having no flask, and a method for replacing a match plate used therefor Feb. 2, 2010
7163045 Method and apparatus for making a sand core with an improved production rate Jan. 16, 2007
6752196 Method and device for filling casting sand Jun. 22, 2004
6746225 Rapid solidification processing system for producing molds, dies and related tooling Jun. 8, 2004
6668904 Method and apparatus for producing casting moulds or mould parts Dec. 30, 2003
6666253 Method and apparatus for making a sand core with an improved hardening rate Dec. 23, 2003
6074194 Spray forming system for producing molds, dies and related tooling Jun. 13, 2000
5947187 Method for protecting a die Sep. 7, 1999
5927372 Method of supplying sand to blow head of blow molding machine Jul. 27, 1999
5718863 Spray forming process for producing molds, dies and related tooling Feb. 17, 1998
5715885 Apparatus and method for cleaning core box vents Feb. 10, 1998
5711361 Method for producing ready-to-use casting shells or core assemblies Jan. 27, 1998
5547015 Method and apparatus for manufacturing moulds or mould parts by blowing particulate material into a mould chamber Aug. 20, 1996
5544694 Apparatus and a procedure for shot-hood cleaning during the production of casting molds or core packets that are ready for casting Aug. 13, 1996
5535809 Method and apparatus for packing a granular material for foundry use Jul. 16, 1996
5458180 Device and method of filling core-shooting heads with mold-core materials Oct. 17, 1995
5355929 Method of and apparatus for making casting moulds Oct. 18, 1994
5148851 Method of charging sand and molding machine utilizing thereof Sep. 22, 1992
4768567 Sand fill apparatus for lost foam casting Sep. 6, 1988
4643240 Method of blowing cores etc. using quick-set sand, and improved mold-blowing apparatus Feb. 17, 1987
4553581 Sand mold making machine apparatus and method improvements Nov. 19, 1985
4505316 Process and apparatus for packing granular foundry materials Mar. 19, 1985
4462777 Blow-moulding machine Jul. 31, 1984
4068701 Refractory materials Jan. 17, 1978

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