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