| Patents for B22C 1 - Compositions of refractory mould or core materials; Grain structures thereof; Chemical or physical features in the formation or manufacture of moulds (4,753) |
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| 12/30/1997 | US5703144 Solid furan binders for composite articles |
| 12/30/1997 | US5702628 Method of fabricating article by using non-sand core and article produced thereby, and core structure |
| 12/29/1997 | EP0814147A1 Combustible carbonaceous compositions and method of manufacturing thereof |
| 12/29/1997 | EP0813921A1 Foundry sand additive and method of casting metal |
| 12/21/1997 | CA2208883A1 Combustible carbonaceous compositions and method |
| 12/21/1997 | CA2188365A1 Foundry sand additives and method of casting metal, comprising a humic acid-containing ore and in-situ activated carbon or graphite for reduced voc emissions |
| 12/16/1997 | US5698613 Copolymerizing ester based polyol with isocyante to form polyurethane binder in presence of polymerization catalyst, molding and curing formed polyurethane without foaming |
| 12/10/1997 | EP0811027A1 Chemical binder |
| 12/09/1997 | US5695554 Foundry sand additives and method of casting metal, comprising a humic acid-containing ore and in-situ activated carbon or graphite for reduced VOC emissions |
| 12/03/1997 | EP0810046A1 Coated cores and metal casting therewith |
| 11/30/1997 | CA2206487A1 Composite cores and metal casting therewith |
| 11/20/1997 | WO1997043060A1 Inert calcia facecoats for investment casting of titanium and titanium-aluminide alloys |
| 11/18/1997 | US5688857 Polyurethane-forming cold-box binders and their uses |
| 11/18/1997 | US5688313 Activated carbon foundry sand additives and method of casting metal for reduced VOC emissions |
| 11/11/1997 | US5685540 Document sorter having multiple moving sorting trays |
| 11/05/1997 | EP0804980A1 Feeder inserts and production thereof |
| 11/05/1997 | EP0804381A1 Casting tooling |
| 11/05/1997 | CN1163806A Non-toxic air-blowing hardening core-making method |
| 11/05/1997 | CN1163805A Cast steel side-frame and its making technique |
| 11/05/1997 | CN1163804A Cast steel truck bolster and its making technique |
| 11/05/1997 | CN1036321C Rare-earth oxidate sodium silicate precision investment casting mould case and making |
| 10/21/1997 | US5678624 Investment casting process |
| 10/16/1997 | WO1997037798A1 Polyurethane-forming cold-box binders and their uses |
| 10/15/1997 | CN1161892A Method for mfg. of ventilating heat-exchanging component |
| 10/14/1997 | US5677371 Slurry for casting |
| 10/09/1997 | WO1997036744A1 Refractory nitride, carbide, ternary oxide, nitride/oxide, oxide/carbide, oxycarbide, and oxynitride materials and articles |
| 10/07/1997 | US5675090 Method for measuring the amount of an active clayey component contained in molding greensand |
| 09/24/1997 | EP0796681A2 Binders for cores and molds |
| 09/24/1997 | CN1160368A Use of crushed and graded ore, preferably magnetite ore, for mfg. moulds and cores |
| 09/18/1997 | DE19612017A1 Polyurethane-based binder system for foundry mould and core materials |
| 09/17/1997 | EP0795366A1 Additives for foundry sand |
| 09/17/1997 | CN1159373A Binder system on basis of polyurethane for molding material mixtures for use in production of casting molds and cores |
| 09/17/1997 | CN1159372A Bell socket sand core for centrifugal casting iron drain-pipe and production method thereof |
| 09/17/1997 | CN1035864C Binder for sand mould and its mfg. method |
| 09/16/1997 | US5667191 Method of fabricating article by using non-sand core and article produced thereby, and core structure |
| 09/10/1997 | CN1158769A Mould manufacturing method, mould composition and binding agent composition for moulds |
| 09/04/1997 | WO1997031732A1 Binder-coated sand for moulds |
| 08/21/1997 | WO1997029873A1 Method of making moulds and cores using a binding agent capable of reversible phase conversion between the solid and the liquid state |
| 07/30/1997 | EP0785835A1 Use of crushed and graded ore, preferably magnetite ore, for manufacturing moulds and cores |
| 07/30/1997 | CN1155856A Binder composition for mold production and process for producing mold |
| 07/29/1997 | US5651815 Additive for foundry sand preblends |
| 07/29/1997 | CA1339184C Ceramic shell molds and cores for casting of reactive metals |
| 07/29/1997 | CA1339172C Foundry binder systems based upon acrylated epoxy resins and epoxy resins |
| 07/23/1997 | EP0695226B1 Methods for fabricating shapes by use of organometallic, ceramic precursor binders |
| 07/23/1997 | CN1155255A Foundry resins |
| 07/16/1997 | EP0783387A1 Glance coal producing agent for foundry sand |
| 07/08/1997 | US5646199 Water soluble phenolic resin, organic ester compound, and metallic element or compound |
| 07/01/1997 | US5643675 Mixtures of thermosetting resin, latent acid catalyst and alkali metal salt of polybasic acid(as life extender), for making foundry cores or molds with sand |
| 06/25/1997 | EP0780175A1 Refractory coated foundry core and method |
| 06/24/1997 | US5641817 Mixing hardenable liquid organometallic ceramic precursor binder with mass of filler material to form porous preform, filling with metal by infiltration |
| 06/24/1997 | US5641160 Movement control device |
| 06/24/1997 | US5641015 Water dispersible molds |
| 06/18/1997 | CN1152123A Method for measuring amount of active clayey component contained in molding greensand |
| 06/17/1997 | US5639806 Phenolic resin propellant |
| 06/12/1997 | DE19549469A1 Foundry core production suitable for use with aluminium@ |
| 06/11/1997 | EP0778095A1 Binder composition for mold production and process for producing mold |
| 06/11/1997 | EP0777541A1 Foundry resins |
| 06/04/1997 | CN1150977A High-chromium cast-iron grinding ball and its production method |
| 05/29/1997 | WO1997019141A1 Adhesives |
| 05/29/1997 | WO1997018913A1 Cold-box process for preparing foundry shapes |
| 05/27/1997 | US5632326 Bonded refractory material comprises hollow alumina and silica microspheres and binder |
| 05/21/1997 | CN1150070A Binder composition for casting mould, mould composition and mould manufacturing method |
| 05/20/1997 | US5630465 Inorganic protective yttria coatings; chemical resistance |
| 05/13/1997 | US5629369 Investment casting, latex and colloidal silica sol |
| 05/07/1997 | EP0771599A1 Binder based on polyurethanes for producing foundry mould and core compositions |
| 05/07/1997 | DE19542752A1 Polyurethane-based binder system for foundry mould and core materials |
| 05/07/1997 | DE19540726A1 Foundry sand replacement formed from refuse incineration slags |
| 05/07/1997 | CN1149008A Method and apparatus for adjusting gasting sand using optimum compactibility |
| 05/07/1997 | CN1149007A Urethane foundry binders resistant to water-based coatings |
| 04/23/1997 | EP0769338A1 Urethane foundry binders resistant to water-based coatings |
| 04/22/1997 | CA2041187C Production of foundry sand moulds and cores |
| 04/19/1997 | CA2171055A1 Urethane foundry binders resistant to water-based coatings |
| 04/16/1997 | EP0768129A1 Parting agent for die-casting |
| 04/16/1997 | CN1147632A Apparatus for measuring air permeability of molding sand |
| 04/15/1997 | US5621036 Bound multi-component sand additive |
| 04/01/1997 | US5616631 Binder composition for mold making, binder/curing agent composition for mold making, sand composition for mold making, and process of making mold |
| 03/26/1997 | EP0764485A2 A porous mold material for casting and a method of producing the same |
| 03/23/1997 | CA2186155A1 Porous mold material for casting and a method of producing the same |
| 03/20/1997 | DE19636663A1 Foundry moulding sand or core binder giving high strength without toxic emissions |
| 03/19/1997 | EP0763392A2 Material for metal casting equipment |
| 03/19/1997 | EP0762945A1 A method of improving the properties of reclaimed sand used for the production of foundry moulds and cores |
| 03/18/1997 | US5612393 Mullite, phenolic resin |
| 03/18/1997 | US5612392 Heat cured foundry binder systems and their uses |
| 03/18/1997 | US5611848 Forming a molded matrix, impregnation with a binder, drying and firing |
| 03/11/1997 | US5609198 Apparatus for measuring the properties of mold materials |
| 03/04/1997 | US5607986 Nitrogen-modified furan resin |
| 02/26/1997 | EP0759334A2 Clay mineral compositions |
| 02/19/1997 | CN1143087A Resin coated product containing bisphenol and its using method |
| 02/13/1997 | WO1997005076A1 Refractory material of vitreous silica |
| 02/13/1997 | WO1997004899A1 Glance coal producing agent for foundry sand |
| 02/11/1997 | US5602192 Blend of phenolic binder and adjuvant |
| 02/05/1997 | CN1141831A Process for making low-melting-point metal core |
| 01/30/1997 | WO1997002913A1 Casting core for casting moulds |
| 01/30/1997 | DE19529030A1 Aufarbeitungsverfahren für einen Destillations-Rückstand der Bisphenol-Herstellung; Work-up procedure for a distillation residue of bisphenol-production; aufgearbeiteter Destillations-Rückstand und Glanzkohlenstoffbildner für Gießereisande reclaimed distillation residue and lustrous carbon for foundry sands |
| 01/29/1997 | EP0755739A1 A method of manufacturing low melting-point metal cores |
| 01/16/1997 | WO1997001604A1 Binder |
| 01/16/1997 | WO1997001407A1 Method for forming a mould for use in casting and mould formed by said method |
| 01/16/1997 | DE19525307A1 Gießkern für Gießformen Casting core for casting molds |
| 01/08/1997 | EP0752301A2 A method and apparatus for adjusting casting sand using the optimum compactibility |
| 01/08/1997 | EP0751917A1 Heat curable foundry binder systems |