| Patents for B22C 13 - Moulding machines for making moulds or cores of particular shapes (419) |
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| 11/17/2004 | CN1175948C Composite mould (core) making technology and device thereof |
| 08/19/2004 | US20040159988 Adjustable form |
| 08/11/2004 | CA2457621A1 Adjustable form |
| 03/02/2004 | US6698495 Oil between air rotational drive system with end of cycle impact cushion |
| 02/19/2004 | US20040031580 Contour mold casting method |
| 11/27/2003 | US20030217832 Oil between air rotational drive system with end of cycle impact cushion |
| 08/13/2003 | EP1334785A1 A method of machining a mould from a block of sand and use of said method |
| 01/23/2003 | US20030015308 Core and pattern manufacture for investment casting |
| 11/21/2002 | US20020170695 Metal mold manufacturing method, metal mold, optical element, and optical element manufacturing method |
| 11/19/2002 | US6481490 Investment casting patterns and method |
| 08/28/2002 | CN2507585Y Mould locking device for making core |
| 05/07/2002 | CA2233585C Process for producing foundry exothermic body |
| 03/28/2002 | WO2002024377A1 Mould-making machine with means for moving an upper core box to an inspection, cleaning, etc. position |
| 01/03/2002 | WO2002000370A1 A process and an apparatus of mold-making or core-making |
| 12/27/2001 | WO2001030517A3 Binding agent system, core sand mixture and a method for producing the same |
| 09/06/2001 | DE10041505A1 Werkzeug zur Herstellung von Gusskernen Tool for the production of foundry cores |
| 06/21/2001 | DE19959234A1 Kernschießverfahren und für die Durchführung des Verfahrens geeignete Vorrichtung Core shooting method, and suitable for carrying out the method |
| 06/13/2001 | EP1106281A1 Core blowing method and apparatus |
| 05/23/2001 | DE19951622A1 Bindemittelsystem auf Wasserglasbasis Binder system based on water glass |
| 05/03/2001 | WO2001030517A2 Binding agent system, core sand mixture and a method for producing the same |
| 05/02/2001 | EP1095719A2 Binder, core sand and process for their production |
| 02/28/2001 | CN1285250A Diaphragm-covering sand dynamic formation technology for casting and productive equipment thereof |
| 12/06/2000 | CN1275455A Composite mould (core) making technology and device thereof |
| 08/02/2000 | EP1023958A1 Investment casting pattern and method for making the same |
| 08/01/2000 | US6096253 Exothermic shaped bodies |
| 04/25/2000 | CA2174551C Installation and method for producing ready-to-use casting shells or core assemblies |
| 12/22/1999 | CN1047547C Countergravity casting using particulate supported thin walled investment shell mold |
| 12/07/1999 | US5996681 Method for quality control in core or shell shooters and a device for core or shell shooting |
| 10/26/1999 | US5971056 Device for hardening foundry cores and use thereof |
| 10/13/1999 | EP0949023A1 Apparatus and method for producing a shell mould |
| 06/29/1999 | US5915451 Casting core fabrication apparatus |
| 02/11/1999 | DE19735618C1 Apparatus for moving horizontally divided core boxes |
| 12/02/1998 | EP0881014A1 Apparatus for hardening sand cores |
| 11/25/1998 | EP0879662A1 Process for producing foundry exothermic body |
| 07/28/1998 | US5785108 Apparatus and method for changing pattern plates on shell casting molding machine |
| 07/28/1998 | US5785107 Apparatus and method for producing multiple cores |
| 07/27/1998 | CA2196033A1 Apparatus and method for producing multiple cores |
| 07/22/1998 | EP0853516A2 Method for quality control in core or shell shooters and a device for core or shell shooting |
| 07/01/1998 | CN2285259Y External cylinder shaping device for vacuum thermal-insulating container |
| 06/24/1998 | CN1038818C Machine for winding straw rope around core iron of steel ingot mould |
| 06/23/1998 | US5769150 Method for forming hollow core |
| 02/26/1998 | DE19735122A1 Apparatus for production of casting cores |
| 01/27/1998 | US5711365 Shell molding apparatus |
| 01/27/1998 | US5711361 Method for producing ready-to-use casting shells or core assemblies |
| 09/12/1997 | WO1997010909A3 Method for quality control in core or shell shooters and a device for core or shell shooting |
| 07/16/1997 | EP0731741B1 Installation and method for producing ready-to-use casting shells or core assemblies |
| 07/09/1997 | EP0782893A1 Apparatus and method for producing multiple cores |
| 03/27/1997 | WO1997010909A2 Method for quality control in core or shell shooters and a device for core or shell shooting |
| 03/05/1997 | EP0759823A1 Tool changing device and corresponding process |
| 10/15/1996 | CA2049228C Countergravity casting using particulate supported thin walled investment shell mold |
| 09/18/1996 | EP0731741A1 Installation and method for producing ready-to-use casting shells or core assemblies |
| 08/14/1996 | DE19534984C1 Foundry core- or shell-making quality control process |
| 07/16/1996 | US5535809 Method and apparatus for packing a granular material for foundry use |
| 05/28/1996 | US5520240 Device for supporting lower half-molds in sand core molding machines |
| 04/17/1996 | EP0652812B1 Device and method for placing a pouring basin on a sand mould |
| 03/20/1996 | EP0701493A1 Device and process for producing ready-for-casting masks or core stacks |
| 03/06/1996 | CN1117994A Method for preparation of water-based release agent for pressure casting |
| 11/23/1995 | WO1995031303A1 Tool changing device and corresponding process |
| 11/23/1995 | CA2190372A1 Tool changing device and corresponding process |
| 08/24/1995 | DE4405339A1 Prodn. of casting cores |
| 06/08/1995 | WO1995015231A1 Installation and method for producing ready-to-use casting shells or core assemblies |
| 05/17/1995 | EP0652812A1 Device and method for placing a pouring basin on a sand mould. |
| 05/11/1995 | DE4434798A1 Core and mask shooting machine |
| 04/27/1995 | DE4417302C1 Tool-changing device and a corresponding method |
| 02/22/1995 | CN1098971A Technique for prodn. of rare-earth magnesium nodular cast iron pipe using resinic sand mould |
| 12/08/1994 | WO1994027762A1 Device and process for producing ready-for-casting masks or core stacks |
| 12/08/1994 | DE4341122A1 Apparatus and method for the production of masks or core assemblies ready for casting |
| 12/08/1994 | CA2163099A1 Device and process for producing ready-for-casting masks or core stacks |
| 11/09/1994 | EP0623409A1 Device for supporting lower half-moulds in sand core moulding machines |
| 08/02/1994 | US5333669 Coreshooters for self-setting process with vacuum system |
| 05/25/1994 | CN1087038A Machine for winding straw rope around core iron of steel ingot mould |
| 02/17/1994 | WO1994003293A1 Device and method for placing a pouring basin on a sand mould |
| 02/17/1994 | DE4318259C1 Foundry core packet prodn. and assembly appts. - includes parking stations for accommodating cores between tool changes |
| 02/17/1994 | CA2141687A1 Device and method for placing a pouring basin on a sand mould |
| 02/10/1994 | DE4225577A1 Vorrichtung und Verfahren zum Aufbringen eines Gießtümpels auf ein Sandpaket Apparatus and method for applying a pouring basin on a sand package |
| 11/04/1993 | DE4213845A1 Equipment for gassing of porous foundry cores used in foundry industry - comprising core shooting mould with top, bottom and sealed gassing hood attached to top |
| 09/22/1993 | EP0561729A1 Coreshooter for self-setting process with vacuum system |
| 07/06/1993 | CA1319814C Method and apparatus for bonding pairs of mold shells into molds |
| 04/13/1993 | US5201811 Method and apparatus for the manufacture of unitary complex cores |
| 10/29/1992 | DE4113181A1 Core blowing installation - utilising two faces of the core box |
| 07/15/1992 | EP0494762A2 Apparatus for making cores |
| 05/13/1992 | EP0484695A1 Method and apparatus for shell moulding |
| 04/08/1992 | EP0479672A1 Soluble shell mould for foundry and method for disposal |
| 04/01/1992 | CN2100264U Moulding machine |
| 03/18/1992 | CN1059485A Countergravity casting using particulate supported thin walled investment shell mold |
| 03/17/1992 | US5095967 Modular core making machine |
| 03/11/1992 | EP0474078A1 Countergravity casting using particulate supported thin walled investment shell mold |
| 11/26/1991 | US5067548 Method of forming a ceramic mold for metal casting |
| 08/28/1991 | EP0443287A2 A horizontally parted molding machine of stationary drag core box type |
| 05/14/1991 | US5014766 Foundry core shooter |
| 01/31/1991 | DE4000137C1 Press for mfg. shaped sand bodies esp. for brake calliper core mould - includes shaping tool having upper- and lower parts working together with guiding mandrel to obtain burr-free core mould |
| 01/09/1991 | CN1011126B Investment shell molding apparatus and method |
| 12/18/1990 | US4977944 Core blowing machine |
| 12/18/1990 | CA1277820C Investment shell molding apparatus and method |
| 08/29/1990 | EP0384870A1 Foundry core shooter |
| 03/28/1990 | EP0360069A2 Method and apparatus for bonding pairs of mold shells into molds |
| 12/19/1989 | US4888213 Method and apparatus for drying coatings on articles |
| 11/28/1989 | US4883558 Method and apparatus for bonding pairs of mold shells into molds |
| 10/25/1989 | EP0268656B1 Process for producing moulds and mould elements for casting purposes, in particular for producing cores, and installation for performing the process |
| 08/24/1989 | DE3903717A1 Improved core shooter |