| 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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| 02/14/1978 | US4073662 Method for removing a magnesia doped alumina core material |
| 02/07/1978 | US4072649 Process for the production of foundry cores and molds |
| 01/24/1978 | US4070334 Anaerobic adhesive, curing agent, moisture |
| 01/24/1978 | US4070327 Process for improving the mechanical properties of novolak-cured molded articles |
| 01/24/1978 | US4070196 Binder compositions |
| 01/24/1978 | US4070195 Process for fabricating foundry shapes |
| 01/03/1978 | US4066588 Modified alkyd resin, polyisocyanate, curing accelerator |
| 12/06/1977 | US4061174 Fixing of shaped bodies to metal casting moulds |
| 11/22/1977 | US4059453 Method of making molds for the casting of metals |
| 10/25/1977 | US4055528 No-bake sand |
| 09/27/1977 | US4051301 Furan-phenolic resin coated sand for collapsible foundry molds |
| 09/27/1977 | US4051092 Curable resin, polyisocyanate |
| 09/27/1977 | US4050500 Method of making a shell mold |
| 08/30/1977 | US4045411 Mobile room-temperature stable acid catalyzed phenol formaldehyde resin compositions |
| 08/30/1977 | US4044815 Precision investment casting mold, pattern assembly and method |
| 07/19/1977 | US4036816 Metal carboxylate catalyst |
| 07/05/1977 | US4033925 Monomeric furfuryl alcohol-resorcinol foundry binders |
| 06/07/1977 | US4028271 Benzene- or toluenesulfonic acid and an acid fluoride |
| 04/26/1977 | US4020027 Polymeric reaction product of phenol, a carbohydrate, and formaldehyde |
| 04/26/1977 | US4019559 Method of forming a foundry mold |
| 04/26/1977 | US4019558 Method of forming foundry moulds |
| 03/22/1977 | US4013629 Alkali halide |
| 02/01/1977 | US4006027 Process for producing foundry mounds and cores |
| 11/30/1976 | US3994346 Investment shell mold, for use in casting of reacting and refractory metals |
| 11/23/1976 | US3993620 Powdered facing agent |
| 11/23/1976 | US3993117 Method for increasing the mechanical resistance of foundry moulds or cores made from a self-hardening liquid sand and a resin as binding agent |
| 10/12/1976 | US3985699 Method of manufacturing mould members of polyurethane-bonded granular material |
| 09/28/1976 | US3983081 Inorganic-organic composition |
| 09/28/1976 | US3983071 Process of preparing sand cores by using oxazoline condensates |
| 07/20/1976 | US3970462 Self setting molding process |
| 07/13/1976 | US3968828 Method of casting non-ferrous alloys |
| 06/29/1976 | US3967003 Hardening of coating containing aluminum hydroxyhalides using a mist of acetate or lactate |
| 06/29/1976 | US3966479 Dental investment material |
| 06/08/1976 | US3961968 Method for producing hybrid binder for ceramic molds |
| 06/08/1976 | US3961967 Foundry facing sand composition |
| 06/01/1976 | US3960816 Process for the preparation of a no-bake sand core from an oxazoline condensate as binder |
| 06/01/1976 | US3960798 Process for regulating hardening speed of self-hardening mold |
| 05/18/1976 | US3957715 Casting of high melting point metals and cores therefor |
| 05/04/1976 | US3954695 Suspension polymerization of a vinyl halide, free radical catalyst |
| 05/04/1976 | US3954132 Manufacture of cast ferrous metal dies |
| 04/13/1976 | US3950177 Halogen containing aluminum phosphate compound |
| 03/30/1976 | US3947420 Method for producing foundry moulds and cores as well as products thereby obtained |
| 03/30/1976 | US3947392 Foundry sand compositions containing graft copolymers of biochemically-synthesized heteropolysaccharides |
| 03/16/1976 | US3944514 Process for the manufacture of resin-coated refractory particles, preferably sand |
| 03/16/1976 | US3944510 ABS-formaldehyde novolak |
| 03/09/1976 | US3943089 Quick-hardening core and molding sand composition, and a method for its hardening |
| 02/17/1976 | US3938578 Method for making foundry moulds and cores utilizing a gas catalyst |
| 01/27/1976 | US3935339 Method for coating particulate material thereof |
| 01/20/1976 | US3933727 Method of producing polyurethane-based cores and moulds according to the so-called cold-box procedure |
| 01/20/1976 | US3933513 Refractory heat insulating materials |
| 01/20/1976 | US3933190 Method for fabricating shell molds for the production of superalloy castings |
| 01/13/1976 | US3932464 Siliceous dioxolane derivatives |
| 01/06/1976 | US3930872 Boronated aluminum phosphate, water, oxygen-alkaline earth metal compound, fabrication of foundry shapes |