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Class Information
Number: 164/21
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 > Resin containing
Description: Process wherein the particulate mold material that is sprayed against the shaping surface contains a resin material.

Patents under this class:
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Patent Number Title Of Patent Date Issued
8540009 Hollow sand cores to reduce gas defects in castings Sep. 24, 2013
8353328 Sand-forming apparatus Jan. 15, 2013
7823621 Method for making flaskless upper and lower molds, an apparatus therefor, and a method for placing a core Nov. 2, 2010
7784526 Sand-introducing device using air, and method and apparatus for producing mold Aug. 31, 2010
7762307 Sand-introducing device using air, and method and apparatus for producing a mold Jul. 27, 2010
7726380 Method for manufacturing sand mold Jun. 1, 2010
7441583 Sand-forming apparatus Oct. 28, 2008
7284588 Sand-forming apparatus Oct. 23, 2007
7204293 Liner seat design for a foundry mold with integrated bore liner and barrel core features Apr. 17, 2007
7137432 Sand-forming apparatus Nov. 21, 2006
6866083 Sand-forming apparatus Mar. 15, 2005
6746225 Rapid solidification processing system for producing molds, dies and related tooling Jun. 8, 2004
6074194 Spray forming system for producing molds, dies and related tooling Jun. 13, 2000
5927372 Method of supplying sand to blow head of blow molding machine Jul. 27, 1999
5915451 Casting core fabrication apparatus Jun. 29, 1999
5787957 Apparatus and methods for injecting and gassing of sand Aug. 4, 1998
5785107 Apparatus and method for producing multiple cores Jul. 28, 1998
5785108 Apparatus and method for changing pattern plates on shell casting molding machine Jul. 28, 1998
5769150 Method for forming hollow core Jun. 23, 1998
5758708 Method of making sand cores Jun. 2, 1998
5732761 Shell mold for casting a cylindrical product, apparatus for molding the shell mold, and casting method using the shell mold Mar. 31, 1998
5718863 Spray forming process for producing molds, dies and related tooling Feb. 17, 1998
5718279 Method for laminate forming a sand mould and a method for producing a casting using the same 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
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
5458180 Device and method of filling core-shooting heads with mold-core materials Oct. 17, 1995
5286765 Process for the preparation of foundry cores and molds Feb. 15, 1994
5275648 Heat curable organic resin foundry sand binder composition Jan. 4, 1994
5188791 Concrete composition for the manufacture of moulds, mould and process for the manufacture of a mould Feb. 23, 1993
5038845 Blow tube arrangement for core and mold making machinery Aug. 13, 1991
4873114 Coating expendable substrates which contact molten metal Oct. 10, 1989
4691756 Molding material and mold Sep. 8, 1987
4689081 Investment casting method and stucco therefor Aug. 25, 1987
4602069 Phenolic resin-polyisocyanate binder systems containing a phosphorus based acid Jul. 22, 1986
4579162 Permanent backup molding process Apr. 1, 1986
4576216 Process for manufacturing investment molds Mar. 18, 1986
4540724 Phenolic resin-polyisocyanate binder systems containing a phosphorus halide and use thereof Sep. 10, 1985
4478269 Furan Resin coated aggregate Oct. 23, 1984
4462777 Blow-moulding machine Jul. 31, 1984
4393152 Oxidatively coupled cold-set binders Jul. 12, 1983
4336179 Resin binders for foundry sand cores and molds Jun. 22, 1982
4312397 Process for forming shell molds Jan. 26, 1982
4311627 Process for curing foundry cores and molds Jan. 19, 1982
4232726 Process and core box assembly for heatless production of hollow items of mineral granular material Nov. 11, 1980
4206262 Catechol resins for the shell process Jun. 3, 1980
4158688 Sacrificial binders for molding particulate solids and the molding thereof Jun. 19, 1979
4134442 Furan-phenolic resins for collapsible foundry molds Jan. 16, 1979
4129169 Apparatus for making shells from thermosetting liquid compounds Dec. 12, 1978
4121646 Method and apparatus for making molds Oct. 24, 1978

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