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)
12/1979
12/18/1979US4179427 Phenolic resin-polyisocyanate binders
12/18/1979CA1068063A1 Method of bonding with anaerobic adhesives
12/11/1979US4178429 Perchloric acid
12/04/1979CA1067637A1 Moulding compositions or masses suitable for manufacturing foundry moulds and cores using the cold box method
11/1979
11/27/1979US4176114 Coating particles with acid-curing condensation type resin and polyfurfuryl alcohol; curing
11/27/1979US4175866 Method of operating a foundry sand mixing machine
11/27/1979CA1067242A1 Foundry blend of abs resin-novolak
11/27/1979CA1066869A1 Metallurgical compositions
11/20/1979US4175067 Curable binder for large foundry sand shapes
11/14/1979EP0005371A2 Process for preparing olivine foundry sand and mould compositions containing olivine foundry sand
11/13/1979US4174225 Manufacturing moulds or mould cores
11/13/1979US4174224 Using a water glass binder and an imidodisulfonic acid salt hardener
10/1979
10/30/1979CA1065103A1 Binder compositions
10/23/1979US4172068 Polyol, polyisocyanate; acetal or ketal as solvent
10/23/1979CA1064895A1 Viscosity index improver composition
10/18/1979WO1979000775A1 Modified urea formaldehyde furfuryl alcohol foundry resins
10/16/1979CA1064221A1 Method for fabricating shell molds for the production of superalloy castings
09/1979
09/19/1979EP0004002A1 Two-component system for the preparation of models and tools resistant against scaling off,especially for foundry industry purposes
09/18/1979CA1062734A1 Settable composition containing aluminum phosphate and method for preparing same
09/04/1979US4166799 Apparatus formation of gaseous mixtures and method of use
08/1979
08/07/1979US4163741 Sand mold compositions containing as catalyst, methyl alcohol solutions of benzenesulphonic acid
07/1979
07/31/1979US4163000 Foundry mold composition and process for producing foundry mold
07/24/1979US4162238 Foundry mold or core compositions and method
07/11/1979EP0002898A1 Method of producing a foundry core or mould involving the reaction of a polyisocyanate and a polyhidroxy composition, polyhidroxy composition for use in the method and foundry composition produced in the method
06/1979
06/28/1979WO1979000354A1 Improvements relating to foundry binders
06/26/1979US4159204 Process for the manufacture of refractory ceramic products
06/19/1979US4158574 Hydrolyzed amylaceous product and process of making the same
06/12/1979US4157993 Resin-coated sand compositions
05/1979
05/29/1979US4156614 Alumina-based ceramics for core materials
05/17/1979WO1979000246A1 Method of producing alkylene glycol monoacetates and monopropionates
05/16/1979EP0001906A1 Foundry compositions containing propylene glycol monoacetate
05/16/1979EP0001904A1 Method of producing alkylene glycol mono acetates and mono propionates
05/15/1979US4154894 With aqueous solution of alkali metal silicate, bonding strength, molds
05/08/1979CA1054293A1 Thermosetting phenol-formaldehyde resins
05/03/1979WO1979000245A1 Foundry compositions containing propylene glycol monoacetate
04/1979
04/18/1979EP0001434A1 Alumina-based ceramics for core materials
04/10/1979US4148777 Thermosetting polyurethanes
04/10/1979US4148660 Plaster molding composition
04/03/1979CA1051608A1 Preparation of high temperature shell molds
03/1979
03/27/1979US4146526 Refractories, novolak binder, diisocyanate hardener, silicate or aluminate catalyst
03/20/1979CA1050831A1 Shell sand coated with novolak resin and epoxy and/or phenoxy resin
03/13/1979US4144215 Binders for foundry mixes comprising polyisocyanate and styrene-allyl alcohol copolymer or alkylene oxide derivative thereof
03/06/1979US4143022 Foundry resin compositions comprising furfuryl alcohol and a copolymer of styrene and allyl alcohol
02/1979
02/27/1979CA1049251A1 Products having a ferrimagnetic lossy additive for microwave energy curing
01/1979
01/30/1979US4137085 Adding alkaline wood pulp waste liquors
01/23/1979CA1047192A1 Phenolic resin - polyisocyanate binder systems containing dialkyl phthalate solvents
01/23/1979CA1047052A1 Modified gypsum composition
01/16/1979US4134442 Furan-phenolic resins for collapsible foundry molds
01/02/1979US4132724 Preparation of organoaluminum compositions
12/1978
12/26/1978US4131477 Moulding composition for making foundry moulds and cores
12/26/1978US4131476 Additive for green molding sand
12/26/1978US4131474 Molding sand mixtures
12/19/1978US4130157 Nickel or cobalt superalloys
11/1978
11/28/1978US4127157 Aluminum phosphate binder composition cured with ammonia and amines
11/14/1978US4125144 Refractory material for labeling, which contains an activatable element
11/07/1978US4124556 Moulding composition containing (a) silane additive (b) iron oxide and (c) polyurethane resin and method for preparing shaped foundry products
10/1978
10/24/1978US4122144 Production of rigid shaped articles using phenol-formaldehyde resins
10/24/1978US4121942 Molding method
10/10/1978US4119606 Cold-setting moulding mixture for producing foundry moulds and cores
10/10/1978CA1039925A1 Sandwich structure monolithic mold
09/1978
09/26/1978US4116916 Binder, phenol-formaldehyde resin, polyisocyanate, solvent
09/26/1978US4116866 Reaction product of castor-fatty propylamido benzyl dialkyl ammonium compound and smectite clay
09/19/1978US4115345 Process for treating zircon-containing foundry sand
09/12/1978US4113916 Shell sand with improved thermal shock resistance
09/12/1978US4113499 Alkyl silicate, water, hydrochloric acid, phosphate, surfactant, refractory filler
09/05/1978US4111705 Phosphoric acid, sand, a ferrous oxide
09/05/1978US4111253 Foundry processes and compositions
08/1978
08/22/1978US4108826 Furfuryl alcohol-hexaalkoxymethylmelamine foundry binders
08/15/1978US4106945 Investment material
08/15/1978US4106944 Hardenable compositions
08/15/1978US4106548 Alkali metal hydroxide and carbonate, water, hydrophilic binder
08/08/1978US4105578 Organophilic clay having enhanced dispersibility
07/1978
07/25/1978US4102689 Magnesia doped alumina core material
07/04/1978US4098859 Method of manufacturing a bonded particulate article by reacting a polyol and a polyaldehyde
07/04/1978US4098615 Method of manufacturing a resin-like material by crosslinking a saccharide-containing substance with glyoxal and controlling the reaction by the use of an alkali halide
06/1978
06/27/1978US4097443 Self-curing, sand, phenol-formaldehyde resole, solvent
06/27/1978US4097423 Inorganic-organic compositions
06/27/1978US4097292 Core and mold materials and directional solidification of advanced superalloy materials
06/13/1978US4094834 ABS-formaldehyde novolak
06/06/1978US4093467 Sand, ortho-phosphoric acid, ferrous oxide
06/06/1978US4093017 Silica, mineralizer containing devitrifying metallic ions, cristobalite formation, heat resistance
05/1978
05/23/1978US4090995 Process for hot resin coating of shell sands using salicylic acid
05/16/1978US4089837 Phenol-formaldehyde novalak and resorcinol
05/16/1978US4089692 Settable composition containing aluminum phosphate and method for preparing same
05/16/1978US4089691 Crosslinking saccharide with glyoxal, shaping, curing, hardening
05/09/1978US4088624 Self-hardening molding compositions
04/1978
04/25/1978US4086311 Methods for increasing the crushability characteristics of cores for casting advanced superalloy materials
04/25/1978US4086125 Wood lamination method utilizing emulsified phenol-formaldehyde resins
04/11/1978US4083823 Alkali metal silicate, hydroxy-terminated polyester
03/1978
03/28/1978US4081390 Viscosity index improver composition
03/28/1978US4081283 Plaster molding composition
03/21/1978US4080214 Binding medium and ceramic shell composition for a precision casting-mold
03/21/1978US4080213 Sand mold composition for metal casting
03/14/1978US4079031 Improved foundry process and binder resin composition therefor
03/14/1978US4078599 Self-curing and water-soluble mold
03/07/1978US4078029 Process for preparing mold
02/1978
02/28/1978US4076685 With polymerization inhibitor
02/28/1978US4076683 Molding compositions or masses suitable for manufacturing foundry molds and cores using the cold box method
02/21/1978US4075178 Organoaluminum compositions
02/14/1978US4073761 Polyethylene emulsion containing resin binder compositions and processes
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