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Browse by Category: Main > Material Science
Class Information
Number: 164/132
Name: Metal founding > Process > Shaping liquid metal against a forming surface > Removing article from forming surface > Core removal
Description: Process wherein the surface is that of a separate mold part used to form an opening or cavity in the product, i.e., core.










Patents under this class:
1 2 3 4 5

Patent Number Title Of Patent Date Issued
8701741 Process for manufacturing forgings made of light alloy, incorporating solid or thinned-down sections Apr. 22, 2014
8662143 Mold having ceramic insert Mar. 4, 2014
8533946 Method of manufacturing a crankshaft Sep. 17, 2013
8418366 Internal gear manufacturing method and metallic glass internal gear manufactured thereby Apr. 16, 2013
8393381 Method of forming a cast metal article Mar. 12, 2013
8327916 Low pressure cylinder head outer die components for core gas removal Dec. 11, 2012
8327911 Method for forming a cast article Dec. 11, 2012
8186419 Method and system for internal cleaning of complex castings May. 29, 2012
8137069 Turbine blades Mar. 20, 2012
8122583 Method of machining parts having holes Feb. 28, 2012
8091610 Method and apparatus for removing core material Jan. 10, 2012
8087447 Method for checking wall thickness of hollow core airfoil Jan. 3, 2012
8082973 Method and device for core pulling and insertion in synchronization with the opening and closing of the mold Dec. 27, 2011
8066053 Method and apparatus for assisting removal of sand moldings from castings Nov. 29, 2011
7921901 Sacrificial sleeves for die casting aluminum alloys Apr. 12, 2011
7891403 Piston mold assembly and method of constructing a piston therewith Feb. 22, 2011
7882884 Method for casting core removal Feb. 8, 2011
7819169 Heat transferring cooling features for an airfoil Oct. 26, 2010
7740050 Mold for manufacturing heat dissipation apparatus Jun. 22, 2010
7740049 Mold device and method of manufacturing cylinder block Jun. 22, 2010
7685855 Vertically shaking working device Mar. 30, 2010
7641847 Component forming method Jan. 5, 2010
7588069 Method for manufacturing open porous components of metal, plastic or ceramic with orderly foam lattice structure Sep. 15, 2009
7493935 Cylinder device for screw core removal Feb. 24, 2009
7494554 Method for continuous manufacturing of cast articles utilizing one or more fluidized beds for heat treating and aging purposes Feb. 24, 2009
7387492 Methods and apparatus for cooling turbine blade trailing edges Jun. 17, 2008
7347247 Method of forming a metal casting having a uniform side wall thickness Mar. 25, 2008
7331374 Method and apparatus for assisting removal of sand moldings from castings Feb. 19, 2008
7322396 Weld closure of through-holes in a nickel-base superalloy hollow airfoil Jan. 29, 2008
7290583 Methods and apparatus for heat treatment and sand removal for castings Nov. 6, 2007
7287573 Silicone binders for investment casting Oct. 30, 2007
7284589 Reinforced casting cores for metal casting, manufacture and use Oct. 23, 2007
7278460 Ceramic casting core and method Oct. 9, 2007
7275582 Methods and apparatus for heat treatment and sand removal for castings Oct. 2, 2007
7270170 Investment casting core methods Sep. 18, 2007
7252134 Method and apparatus for removal of flashing and blockages from a casting Aug. 7, 2007
7243700 Method for casting core removal Jul. 17, 2007
7240718 Method for casting core removal Jul. 10, 2007
7234506 Ceramic casting core and method Jun. 26, 2007
7225856 Precipitation-hardenable alloy core rod, plunger tip having a uniform side wall thickness, and method of forming same Jun. 5, 2007
7213562 Piston for a combustion engine and casting method for the production thereof May. 8, 2007
7134476 Process for the production of a braking band of a brake disk with ventilation ducts and a braking band produced by this process Nov. 14, 2006
7093341 Method of making an axial piston pump barrel with a cast high pressure collection cavity Aug. 22, 2006
7051785 As cast and trimmed bores in a front head member of an air conditioning compressor assembly May. 30, 2006
7007736 Die forming method for forming female screw Mar. 7, 2006
6986297 Method of manufacturing PDC cutters with chambers or passages Jan. 17, 2006
6962189 Method of making precision castings using thixotropic materials Nov. 8, 2005
6957685 Method of cleaning and of heat treating lost foam castings Oct. 25, 2005
6945309 Method and apparatus for forming a part with dampener Sep. 20, 2005
6929670 Sand separating apparatus for a thermal sand removal oven Aug. 16, 2005

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