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Class Information
Number: 164/12
Name: Metal founding > Process > Shaping a forming surface (e.g., mold making, etc.) > Setting or hardening shaping surface by igniting mold surface or by utilizing a forced gaseous medium
Description: Process directed to fixing or hardening a formed shaping surface by (1) igniting and burning the mold surface prior to pouring the casting or (2) by forcibly directing an inert gaseous medium against the shaping surface.

Patents under this class:

Patent Number Title Of Patent Date Issued
8082975 Apparatus and method for producing casting mold Dec. 27, 2011
7784524 Apparatus and method for producing casting mold Aug. 31, 2010
7617861 Hardening of inorganic foundry cores and molds Nov. 17, 2009
7163045 Method and apparatus for making a sand core with an improved production rate Jan. 16, 2007
7073557 Method of drying a sand mold using a vacuum Jul. 11, 2006
6923240 Process and apparatus for producing casting cores Aug. 2, 2005
6889745 Method of heating casting mold May. 10, 2005
6845807 Metal casting core assembly for casting a crankshaft Jan. 25, 2005
6843303 Method of sand coremaking Jan. 18, 2005
6666253 Method and apparatus for making a sand core with an improved hardening rate Dec. 23, 2003
6505671 Method for producing a sand core Jan. 14, 2003
6467525 Gelatin coated sand core and method of making same Oct. 22, 2002
5911267 Cope with bore for gassing cores Jun. 15, 1999
5365995 Method of curing hot box sand cores Nov. 22, 1994
5325909 Process for hardening sand foundry parts Jul. 5, 1994
5320157 Expendable core for casting processes Jun. 14, 1994
RE34228 Alkaline benzylic ether phenolic resin binders Apr. 20, 1993
5171360 Method for droplet stream manufacturing Dec. 15, 1992
5021539 Alkaline benzylic ether phenolic resin binders Jun. 4, 1991
4832108 Method and apparatus for handling tooling within a foundry machine May. 23, 1989
4724888 Method and apparatus for the production of flaskless foundry molds Feb. 16, 1988
4715427 Process and apparatus for automating a baking cycle under hot air of sand molds Dec. 29, 1987
4646809 Method for the production of frozen mould bodies and apparatus for use in the carrying out of the method Mar. 3, 1987
4644994 Apparatus for hardening cores and/or molds made of sand with the addition of hardenable binding agents Feb. 24, 1987
4638845 Process for making foundry molds Jan. 27, 1987
4602667 Method for making investment casting molds Jul. 29, 1986
4585485 Refractory sliding nozzle plate Apr. 29, 1986
4576215 Method for the production of frozen mould bodies and apparatus for use in the carrying out of the method Mar. 18, 1986
4573522 Process and apparatus for automating a baking cycle under hot air of sand molds Mar. 4, 1986
4557317 Temperature control systems with programmed dead-band ramp and drift features Dec. 10, 1985
4483383 Process for compacting granular materials Nov. 20, 1984
4421873 Oxidatively coupled cold-set binders Dec. 20, 1983
4399858 Method for producing foundry mold for metal casting Aug. 23, 1983
4232726 Process and core box assembly for heatless production of hollow items of mineral granular material Nov. 11, 1980
4226277 Novel method of making foundry molds and adhesively bonded composites Oct. 7, 1980
4217946 Method of making molds Aug. 19, 1980
4203482 Process for producing core or mold parts from sand May. 20, 1980
4201594 Method for making refractory articles May. 6, 1980
4150704 Method of producing sand mounds having a frozen surface Apr. 24, 1979
4127157 Aluminum phosphate binder composition cured with ammonia and amines Nov. 28, 1978
4124556 Moulding composition containing (a) silane additive (b) iron oxide and (c) polyurethane resin and method for preparing shaped foundry products Nov. 7, 1978
4102691 Gellable binders Jul. 25, 1978
4070334 Method of bonding Jan. 24, 1978
4064926 Sand molding apparatus with means for recirculating catalyst Dec. 27, 1977
4047882 Burning method of ceramic shell mold for precision casting Sep. 13, 1977
4033401 Precision casting process Jul. 5, 1977
4025350 Gellable binders May. 24, 1977

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