Patents
Patents for B22C 7 - Patterns; Manufacture thereof so far as not provided for in other classes (3,230)
12/1996
12/12/1996DE19520569A1 Kernlagerung für ein Gußstück aus Metall Core storage for a casting of metal
12/11/1996EP0747149A2 Investment casting method yielding cast articles with enhanced surface finish
11/1996
11/26/1996US5577550 Golf club metallic head formation
10/1996
10/30/1996CN1134327A Method of molding complete core from base core and bonded core
10/17/1996DE19513535A1 Method for producing a cast metal component
09/1996
09/25/1996CN1131590A Forming die, casting method using the forming die, core, and casting method using the core
09/19/1996WO1996022170A3 Method of constructing fully dense metal molds and parts
09/19/1996DE19509594A1 Core box for producing flash-free casting cores
09/11/1996EP0730922A1 Method for producing castings which are later connected to concrete
09/03/1996US5551503 Process for the production of decorative articles in gold or other precious metals and the articles made by the process
08/1996
08/28/1996EP0728912A2 Method of manufacturing a rotary drill bit
08/28/1996EP0728545A2 Tool for casting a bladed rotor
08/27/1996CA1338547C Process for producing mouldings
08/22/1996DE19501180A1 Casting pattern prodn.
08/20/1996US5547630 Wax pattern molding process
07/1996
07/25/1996WO1996022170A2 Method of constructing fully dense metal molds and parts
07/03/1996EP0719605A1 Method of molding complete core from base core and bonded core
06/1996
06/19/1996CN2229314Y Impeller linkage mould for worm-gear booster
06/13/1996DE19526842C1 Nozzle for exhausting air from core box
05/1996
05/21/1996US5518537 Thermoplastic cellulose acetates
05/21/1996US5518060 Method of producing polymeric patterns for use in evaporable foam casting
05/15/1996EP0712051A2 Improvements in or relating to the manufacture of three-dimensional objects
04/1996
04/16/1996US5507336 Method of constructing fully dense metal molds and parts
04/11/1996DE19537122A1 Fine moulding process which offers improved duplication and precision
04/02/1996US5503218 Method of making a shell mould from a ceramic material for a disposable pattern casting process
03/1996
03/26/1996US5501784 Process for producing microstructure metallic elements
03/14/1996DE4432268A1 Producing a tool serving for prodn. of castings by the lost-foam casting process
02/1996
02/27/1996US5494096 Investment casting process
02/07/1996EP0695227A1 Assembly of foundry shapes
02/07/1996CN2219169Y Special mould for making cast-iron pipe and part with flexible joint
01/1996
01/31/1996EP0694354A1 Core box vent construction
01/17/1996EP0691894A1 Method for producing hollow investment castings
01/17/1996CN1114923A Wax mould quick forming method for precision casting and its quick forming mould
12/1995
12/21/1995DE4421320A1 Mfg. foundry patterns
12/19/1995CA1337734C Internal combustion engine and method for making the same
12/07/1995DE19506145C1 Tool for making wax patterns for casting impeller blades
12/05/1995US5472770 Abrasion resistant pattern
10/1995
10/04/1995EP0674554A1 Method of preparing a casting mould for precision casting
09/1995
09/20/1995EP0672395A1 Implantable articles with as-cast macrotextured surface regions and method of manufacturing the same
09/12/1995US5449033 Cylinder head pattern assembly
08/1995
08/23/1995EP0668117A2 Investment casting method and apparatus
08/23/1995EP0668062A1 Bone prostheses with direct cast macrotextured surface regions and method for manufacturing the same
08/19/1995CA2142637A1 Investment casting method and apparatus
08/09/1995EP0666127A2 Method and vacuumchamber for the production of metal models
08/02/1995EP0665100A1 Working table top
08/02/1995EP0664972A1 Method to produce ornaments from gold or other precious metal and ornaments obtained with said method
07/1995
07/19/1995EP0663249A1 Method for the production of ceramic shell moulds for casting with a lost mould
07/05/1995EP0661121A1 Lining plate for moulding chambers
06/1995
06/29/1995DE4344532A1 Providing profiled surface on pattern for cast iron road drainage items
06/28/1995CA2138568A1 Hot box core making
06/14/1995DE4401475C1 Mfr. of metal parts using lost wax technique
05/1995
05/24/1995DE4410046C1 Method and material for producing a three-dimensional object by sintering
05/23/1995US5417559 Wax pattern mold
05/10/1995EP0652062A1 Core box for producing sand cores for the fabrication of hollow bodies
04/1995
04/26/1995EP0649691A1 Method for fabrication of an investment pattern
04/19/1995EP0648559A1 Apparatus and method for the production of a casting piece by casting with lost pattern
04/18/1995US5406999 Ringless casting oval for making investment molds for precision casting
04/04/1995US5403866 Copolymer of styrene and a methacrylate ester
03/1995
03/29/1995EP0644806A1 Multipin structures
03/07/1995CA1334618C Lost foam transfer passage cavity construction
03/07/1995CA1334617C Lost foam engine block pattern
03/07/1995CA1334616C Lost foam pattern assembly for v-block engine
03/07/1995CA1334615C Die member for forming a lost foam pattern
02/1995
02/28/1995US5393486 Method for making orthodontic appliance having textured bonding surface
02/22/1995EP0639116A1 Cast nodes and patterns for their production
02/08/1995EP0637691A1 Rotary pump and rotor-shaft subassembly for the use therein
01/1995
01/31/1995US5385698 Dimensionally accurate expanded foam casting pattern
01/26/1995DE4425517A1 Method for the production of a component from ferrous material
01/19/1995DE4323465A1 Temperature-control device for wax spraying machines
01/12/1995WO1995001233A1 Producing an expendable pattern for metal castings
01/10/1995CA1333843C Evaporable foam pattern for use in a casting process and having load transfer walls
01/10/1995CA1333842C Evaporable foam pattern for use in casting a cylinder head
01/04/1995EP0439521B1 Process for manufacturing castings with remelted, at least approximately gastight high-temperature insulation
01/03/1995CA1333744C Evaporable foam casting for an air induction manifold
12/1994
12/22/1994WO1994029047A1 Casting method using resin shell type original mold
12/13/1994US5372177 Method and apparatus for removing wax from casting mold
12/13/1994US5372176 Method and apparatus for producing housing having a cast-in-place insert using lost foam process
11/1994
11/29/1994US5368087 Hot box core making apparatus
11/23/1994EP0625386A1 An investment casting process where the lost pattern is formed in a lost mold
11/15/1994US5364889 Investment casting pattern material comprising thermally-collapsible expanded microspheres
11/09/1994CN1026471C Propeller line skeleton moulding method
11/02/1994CN2181348Y Separated sand mould maker
11/01/1994US5360050 Method of preparing disappearing model
11/01/1994US5360049 Core box vent construction
10/1994
10/27/1994WO1994023863A1 Assembly of foundry shapes
10/27/1994CA2161146A1 Assembly of foundry shapes
10/25/1994US5358029 Method and apparatus for use in predicting flow of fluid through passages in a proposed airfoil
10/19/1994EP0620092A1 Bodies having microstructure and process for the production thereof
10/13/1994WO1994022617A1 Method for producing hollow investment castings
10/06/1994DE4310247A1 Process for producing light workpieces which are stiff to flexure and torsion (bending and twisting) by composite casting
10/06/1994DE4310246A1 Process for producing light workpieces which are stiff to flexure and torsion (bending and twisting) made of ceramic
09/1994
09/27/1994US5350002 Assembly and method for making a pattern of a hollow component
09/20/1994US5348069 Lost foam pattern for molding and method of making same
09/06/1994US5345052 Tool making
09/06/1994US5343928 Two-piece liner for use in a matchplate molding machine
08/1994
08/23/1994US5339888 Method for obtaining near net shape castings by post injection forming of wax patterns
08/09/1994CA2001845C Pressure investment foam casting process for metal parts
08/02/1994US5333666 Method for manufacturing a resin pattern, and a method for vacuum sealed molding process using resin pattern same
07/1994
07/08/1994CA2110562A1 Core box vent construction
07/07/1994DE4244579A1 Process for the dieless production of three-dimensional mouldings by stereolithography
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