Patents for B28B 7 - Moulds; Cores; Mandrels (12,030) |
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01/16/1991 | EP0408150A1 A device for working a supply of clay to mouldings adapted for firing hand mould bricks |
01/15/1991 | US4984468 Pressure sensor and method for manufacturing it |
01/10/1991 | DE3920320A1 Copying of half=sided three=dimensional structures - an impression created by pushing rod ends onto model is covered in film and a castable material poured onto it |
01/10/1991 | DE3920095A1 Concrete shuttering for column feet and anchorage holes - made of specified plastic e.g. polyamide material for male and female ribs |
01/09/1991 | CN2068901U Stove body moudle |
01/08/1991 | CA1278671C Apparatus and method for making pre-cast concrete products |
01/01/1991 | US4981740 Acid resistant concrete articles, especially sulfur concrete pipes, and a method of manufacturing said articles |
01/01/1991 | US4981428 Apparatus for molding slotted concrete floor sections |
12/27/1990 | EP0404159A1 Method of casting powder |
12/27/1990 | EP0403979A2 Inorganic cured shape and method of producing the same |
12/26/1990 | CN1048001A Method for producing concrete shaped article surface and shaped decoration |
12/13/1990 | WO1990015195A1 Moulded (concrete) block for supporting walls, mould for its production, and supporting wall |
12/13/1990 | DE3918271A1 Mfg. and/or treating concrete block |
12/11/1990 | US4976903 Shaping molds and shaping of ceramic bodies by using such shaping molds |
12/06/1990 | DE3917500A1 (beton-) formstein fuer stuetzmauern, form fuer die herstellung sowie stuetzmauer (Concrete) shaped stone for retaining walls, retaining wall and form for the production |
12/05/1990 | EP0401051A2 Concrete non-cure coating material, and concrete products with surface pattern or decoration using said material and production process therefor |
12/05/1990 | EP0400704A2 Method for forming uniformly compacted ceramic tiles and means for its implementation |
12/05/1990 | CN1047473A Reinforced concrete bathtub module and making method |
12/04/1990 | US4975225 Manufacture of monolithic, stiff, lightweight ceramic articles |
12/01/1990 | CA2017938A1 Concrete non-cure coating material, as well as concrete products or concrete structural products with surface pattern or decoration using said material and production process therefore |
11/27/1990 | US4972579 Method of producing a ceramic pressure sensor |
11/22/1990 | EP0397893A1 Shuttering for concrete elements with various dimensions |
11/20/1990 | US4971475 Precast curb system |
11/15/1990 | WO1990013717A1 A method of manufacturing building elements, building element and mold herefor |
11/13/1990 | US4969626 Adjustable form for casting concrete culverts |
11/07/1990 | EP0396302A1 Apparatus for use in moulding |
11/05/1990 | CA2015617A1 Apparatus for use in moulding |
10/31/1990 | EP0394632A1 Pressure sensor and method of fabricating the same |
10/24/1990 | EP0393767A2 Method and apparatus for forming preformed material |
10/24/1990 | CN2064299U Cement window die set with mobile cover and fixed mould core |
10/24/1990 | CN2064298U Brick die set |
10/24/1990 | CN1046306A Acid resistant concrete articles especially sulphur concrete pipes and a method of manufacturing them |
10/23/1990 | US4965107 One end-sealed ceramic double wall-structural tubes |
10/23/1990 | CA1275354C Access floor panel |
10/18/1990 | DE3912408A1 Shuttering for concrete slabs - made of specified fibre reinforced plastic material |
10/18/1990 | DE3911958A1 Press sheet - for press board mfr. coated bilaterally with specified plastic |
10/16/1990 | US4963305 Insulated face brick |
10/16/1990 | US4963082 Apparatus for entombment of tanks in concrete |
10/10/1990 | CN2063472U High-efficiency, effort-saving light-duty cement tile die |
10/03/1990 | EP0390679A2 Process and apparatus for manufacturing kiln furniture made of ceramic foam, and kiln furniture thus obtained |
10/03/1990 | EP0390302A2 Process and device for making plaster elements especially imitation marble with visible faces of high surface quality |
10/02/1990 | CA1274673A1 Ajustable mold for manufacturing concrete elements such as stairs |
09/30/1990 | CA2013151A1 Manufacturing plaster elements |
09/26/1990 | EP0389234A2 Liquid-tight slip-casting molds and method for production thereof |
09/26/1990 | CN1009715B Fabrication technique and moulds for tightweight hollow bricks made of pottery clay |
09/25/1990 | US4958398 Robot cleaner for use between parallel platens |
09/20/1990 | DE4007189A1 Making columns, etc. for building industry - by placing longitudinally slit reinforced cylinder in half sleeve, casting e.g. concrete, fixing top half sleeve, and centrifuging |
09/20/1990 | DE4006699A1 Female thread prodn. in concrete for anchoring scaffolds - has lubricant-coated screw enclosed in plastomer, elastomer or metal foil |
09/20/1990 | DE3907202A1 Pressure sensor |
09/19/1990 | EP0387326A1 Device for detachably fastening a mould frame. |
09/11/1990 | WO1990010606A1 Acid resistant concrete articles, especially sulphur concrete pipes and a method of manufacturing them |
09/11/1990 | US4956200 Texturing a mold surface |
09/11/1990 | CA2048643A1 Acid resistant concrete articles, especially sulphur concrete pipes and a method of manufacturing them |
09/11/1990 | CA1273780A1 Mold core with lid lowered by retracting corners |
09/07/1990 | WO1990009874A1 Process and device for producing a profile section made mainly of ceramic materials |
09/05/1990 | CN2061511U Static light-sensitive device for cement |
09/04/1990 | US4954062 Apparatus for casting |
09/04/1990 | US4953280 Method of manufacturing prestressed concrete culverts |
08/30/1990 | DE3906268A1 Verfahren und vorrichtung zum herstellen eines mehrheitlich aus keramischen materialien bestehenden profils A method and apparatus for producing a majority of ceramic materials consisting of profile |
08/29/1990 | EP0384817A1 Plant for making prestressed concrete articles, in particular elongate construction elements |
08/23/1990 | WO1990009265A1 Mold and method of manufacturing a mold |
08/21/1990 | US4950434 Arrangement for the production of longitudinal screed slabs consisting of concrete |
08/16/1990 | EP0381847A2 Process for making fibre-reinforced plaster boards |
08/14/1990 | CA1272580A1 Concrete sleeper mould |
08/09/1990 | DE3903641A1 Verfahren zur herstellung von gipsfaserplatten A process for producing gypsum fiber boards |
08/08/1990 | EP0381466A2 Improvements relating to the production of concrete beams or the like |
08/07/1990 | US4945701 Composite concrete floor panel |
08/01/1990 | CN1044271A New technology of coloured marbled glazed building components preparation |
07/31/1990 | US4944907 Method for molding concrete blocks or bricks |
07/25/1990 | EP0378618A1 Modular moulding system |
07/24/1990 | US4943398 Method for manufacturing a fused cast refractory |
07/24/1990 | US4943222 Apparatus for forming preformed material |
07/17/1990 | US4941813 Mold guidance system for block making machinery |
07/17/1990 | US4941643 Apparatus for forming inverts and manhole assemblies and the like utilizing adjustable invert forming members joined with an intermediate flexible portion |
07/17/1990 | CA1271656A1 Conformable concrete pouring form sidewalk curbs |
07/12/1990 | DE3943214A1 Verfahren zur herstellung von stuetzpfosten sowie nach dem verfahren hergestellte stuetzpfosten A process for preparing stuetzpfosten and prepared by the process stuetzpfosten |
07/11/1990 | CN2059126U Terrazzo mould capable combining into several pattern |
07/04/1990 | EP0376579A2 One-end closed ceramic double tube and method of manufacturing the same |
07/03/1990 | CA1271011A1 Method of molding powders of metal, ceramic and the like |
06/27/1990 | EP0374956A2 Decay mold |
06/26/1990 | US4937033 Method of forming protective layer on concrete or mortar |
06/26/1990 | US4937027 Method of manufacturing corrosion-resistant concrete or mortar |
06/21/1990 | DE3839556A1 Device for manufacturing concrete parts |
06/19/1990 | US4935186 Method of manufacturing concrete beams |
06/19/1990 | US4935178 Water absorbing mold which is vibrated to increase contact-sintering after hardening and removal |
06/19/1990 | US4934122 Storage vault and method |
06/13/1990 | DE3841579A1 Shuttering for large-format, curved precast reinforced-concrete compound units |
06/12/1990 | CA1270139A1 Precast concrete manhole adjustable bolt slot for securing cast iron frame and cover and method for casting same |
06/05/1990 | US4931242 Method of forming shaped-body to be sintered |
06/05/1990 | US4931241 Method for producing structures by isostatic compression |
06/05/1990 | US4931007 Automated casting apparatus |
05/31/1990 | WO1990005622A1 Method and device for fabricating posts made of concrete or the like with polygonal cross-section |
05/30/1990 | EP0370853A2 Texturing a mold surface |
05/22/1990 | US4927673 Rapid technique for making improved laminar ceramic shell molds using a phosphate modified aluminum salt binder |
05/22/1990 | US4927600 Method for molding of powders |
05/22/1990 | US4927573 Process for the production of building units from afterharding materials |
05/15/1990 | CA2002930A1 Method and device for production of concrete or similar pole with polygonal cross section |
05/10/1990 | DE3837571A1 Torpedo and use of the torpedo |
05/10/1990 | DE3837320A1 Process for producing a concrete structural part |
05/08/1990 | US4923665 Bonding molding material to preformed metal shape |