| Patents for B22C 7 - Patterns; Manufacture thereof so far as not provided for in other classes (3,230) |
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| 08/13/1998 | CA2280890A1 Method of constructing fully dense metal molds and parts |
| 08/11/1998 | US5791395 One shot multi-color metal casting method |
| 08/04/1998 | US5787958 Method, casting pattern and apparatus for gasifying residue during metal casting with polymers |
| 07/21/1998 | US5782289 Method of making a textured metal casing |
| 07/15/1998 | EP0852760A2 Method for controlled porosity three-dimensional modeling |
| 06/30/1998 | US5773047 Model for composite tooling mold |
| 06/09/1998 | US5762125 Custom bioimplantable article |
| 06/04/1998 | WO1998023402A2 Production process for casting steel-bodied bits |
| 06/04/1998 | CA2271559A1 Production process for casting steel-bodied bits |
| 06/03/1998 | CN1183328A Method for mfg. wax pattern |
| 06/02/1998 | US5758708 Useful in creating a near-net shape metal castings |
| 05/28/1998 | WO1998022242A1 Process for manufacturing axle bridge housings |
| 05/28/1998 | DE19648213A1 Herstellungsverfahren von Achsbrückengehäusen Production method of Achsbrückengehäusen |
| 05/27/1998 | EP0844036A1 Cope with bore for gassing cores |
| 05/22/1998 | WO1998021441A1 Steel-bodied bit |
| 05/22/1998 | WO1998021440A1 Gauge face inlay for bit hardfacing |
| 05/14/1998 | WO1998019840A1 Investment casting composition and method for making the same |
| 05/13/1998 | CA2195729A1 Cope with bore for gassing cores |
| 05/12/1998 | US5749411 Spruing assembly |
| 05/05/1998 | US5746272 Investment casting |
| 04/30/1998 | WO1998017703A1 Composition capable of forming moldings of rigid polyurethane foam, moldings thereof, and models made out of the moldings |
| 04/30/1998 | WO1998017418A1 Method of using thermally reversible material to form ceramic molds |
| 04/30/1998 | CA2269469A1 Method of using thermally reversible material to form ceramic molds |
| 04/29/1998 | EP0838286A1 Investment casting |
| 04/29/1998 | EP0838285A1 Investment casting with improved as-cast surface finish |
| 04/09/1998 | WO1998014514A1 Aqueous gel-filled thermoplastic pattern-forming compositions and related methods |
| 04/08/1998 | EP0834361A1 Investment casting |
| 04/08/1998 | EP0834360A1 Investment casting |
| 04/04/1998 | CA2217407A1 Method of making sand cores |
| 04/01/1998 | EP0831979A1 Support for a metal casting |
| 03/31/1998 | US5732761 Shell mold for casting a cylindrical product, apparatus for molding the shell mold, and casting method using the shell mold |
| 03/26/1998 | DE19637311A1 Manufacturing castings using mould built up in layers |
| 03/19/1998 | DE19637844A1 Heated mould e.g. for pressure die casting or injection moulding |
| 03/18/1998 | CN1176159A Technological process of gasified mould casting for high-and midium-chromium heat-resisting and wear-resisting casting |
| 03/11/1998 | CN1175487A Method for producing cloisonne enamel copper pattern by lost wax casting |
| 03/04/1998 | CN1174770A Technological method for casting low carbon steel by gasifiable pattern |
| 02/17/1998 | US5718278 Method for producing hollow ring having inner round radius design |
| 02/10/1998 | US5715885 Apparatus and method for cleaning core box vents |
| 02/04/1998 | EP0822021A1 Method of forming a hollow metallic golf club head and golf club head so formed |
| 02/03/1998 | US5713722 Turbine nozzle and related casting method for optimal fillet wall thickness control |
| 02/03/1998 | US5713410 Bone prostheses with direct cast macrotextured surface regions and method for manufacturing the same |
| 01/28/1998 | EP0820855A2 CAD-based stereolithography |
| 01/28/1998 | CN1171310A Method of filling cores with molding sand |
| 01/26/1998 | CA2182067A1 Golf club metallic head formation |
| 01/21/1998 | EP0819486A1 Shell molding apparatus |
| 01/21/1998 | EP0819485A1 Method, apparatus and shell mould for casting a cylindrical product |
| 01/13/1998 | US5707477 Aluminum honeycomb |
| 12/18/1997 | DE19636135C1 Production of cast moulded parts |
| 12/17/1997 | CN1168115A Method of constructing fully dense metal molds and parts |
| 12/10/1997 | CN1167041A Technology for making larger hollow metal art and craft articles |
| 12/03/1997 | CN2269254Y Jet core box for radiator sand core |
| 11/25/1997 | US5690477 Invisible setting method for jewelry |
| 11/20/1997 | WO1997043061A1 Investment casting composition |
| 11/18/1997 | US5687788 Method of making a bone prosthesis |
| 11/12/1997 | EP0805729A2 Method of constructing fully dense metal molds and parts |
| 11/05/1997 | EP0804304A1 Expanded or expansible plastic material for the fabrication of sunk foundry models, and sunk models comprised of such material |
| 11/05/1997 | CN1163832A Method for making high relief series product of nonferrous metals |
| 10/29/1997 | EP0691894B1 Method for producing hollow investment castings |
| 10/22/1997 | EP0802004A2 A method of filling cores with molding sand |
| 10/21/1997 | US5678624 Investment casting process |
| 10/15/1997 | CN1161891A Method for casting volute component of vortex compressor |
| 10/09/1997 | DE19638859C1 Original model for injection moulding tool production |
| 10/07/1997 | US5673743 Method of molding complete core from base core and bonded core |
| 10/02/1997 | DE19613098A1 Pattern tool production method for metal pressure die casting from original model |
| 09/23/1997 | US5669828 Golf club metallic head formation |
| 09/09/1997 | US5665118 Bone prostheses with direct cast macrotextured surface regions and method for manufacturing the same |
| 09/03/1997 | CN1158284A Golf club metallic head formation |
| 09/02/1997 | US5662160 Turbine nozzle and related casting method for optimal fillet wall thickness control |
| 08/28/1997 | DE19606210A1 Stereolithographic technique departs from thin planar construction, into three dimensional deposition within gel matrix |
| 08/19/1997 | US5658506 Thermally spraying tool steel particles into ceramic mold |
| 08/19/1997 | US5658334 Implantable articles with as-cast macrotextured surface regions and method of manufacturing same |
| 08/13/1997 | CN2259244Y Investment mould of golf club head |
| 08/07/1997 | DE19629412A1 Injection moulded parts production |
| 08/05/1997 | US5653925 Method for controlled porosity three-dimensional modeling |
| 08/05/1997 | CA2081427C Dimensionally accurate expanded foam casting pattern |
| 07/23/1997 | CN1154882A Section mould assembly of closed impeller and method for making sand mould of closed impeller by said assembly |
| 07/03/1997 | WO1997017150A3 Making a metal shape by casting |
| 07/02/1997 | EP0781625A1 Spray formed rapid tools |
| 06/19/1997 | WO1997021507A1 Method for producing hollow article and article produced thereby |
| 06/19/1997 | CA2238179A1 Method for producing hollow article and article produced thereby |
| 06/05/1997 | WO1997019772A1 A method for producing a model for use in the manufacture of a multisection mould and a method for the manufacture of such multisection mould |
| 06/05/1997 | DE19545167A1 Method of manufacturing a prototype component or tool from a stereo-sintered polystyrene pattern |
| 06/04/1997 | EP0695227A4 Assembly of foundry shapes |
| 05/29/1997 | WO1997018933A1 Method of making a three-dimensional object |
| 05/29/1997 | WO1997013399A3 Method for controlled porosity three-dimensional modeling |
| 05/28/1997 | DE19543510A1 Modelling lost wax patterns prodn. for investment casting |
| 05/22/1997 | WO1997018048A1 Expanded or expansible plastic material for the fabrication of sunk foundry models, and sunk models comprised of such material |
| 05/15/1997 | WO1997017150A2 Making a metal shape by casting |
| 05/15/1997 | CA2236853A1 Making a metal shape by casting |
| 05/14/1997 | EP0773079A1 Pattern and mould for lost pattern casting |
| 04/17/1997 | WO1997013399A2 Method for controlled porosity three-dimensional modeling |
| 04/16/1997 | EP0768130A2 Turbine nozzle and related casting method for optimal fillet wall thickness control |
| 04/10/1997 | DE19637349A1 Foam moulding apparatus |
| 04/03/1997 | DE19637347A1 Lost foam metal casting process for prodn. of e.g. engine blocks |
| 03/12/1997 | CN1144726A Mechanical processing and demoulding method for small-sized three-dimensional image thin shell wax mould |
| 03/05/1997 | EP0760436A1 Backing plate for brake lining |
| 02/27/1997 | DE19531247A1 Casting clothed figures uses wax melting |
| 01/21/1997 | US5594989 Process for making jewelry utilizing a hard photopolymer |
| 12/17/1996 | US5584113 Method for identifying cast parts |
| 12/12/1996 | WO1996039268A1 Support for a metal casting |