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