| Patents for B28B 7 - Moulds; Cores; Mandrels (12,030) |
|---|
| 06/06/1989 | US4836762 Apparatus for molding concrete blocks or bricks |
| 05/30/1989 | USRE32936 Adjustable mold for concrete median barrier |
| 05/24/1989 | EP0316653A2 Concrete palisade and process and apparatus for its manufacture |
| 05/23/1989 | US4833000 Stacking, pressing multilayer sheets |
| 05/23/1989 | US4832587 Device for manufacturing bricks |
| 05/23/1989 | US4832309 Moulding pallet |
| 05/23/1989 | US4831802 Insulated face brick |
| 05/18/1989 | DE3737957A1 Moulding box |
| 05/17/1989 | EP0315753A1 Doctor blade for manufacturing concrete tiles |
| 05/16/1989 | US4830802 Method of making mold used in pressure slip casting |
| 05/10/1989 | EP0315323A1 Shuttering |
| 05/10/1989 | EP0315208A2 Process for making ceramic bodies with open channels |
| 05/02/1989 | US4826644 Method for entombment of tanks in concrete |
| 05/02/1989 | US4826639 Moulding process and apparatus for making arch-shaped concrete structures |
| 04/27/1989 | DE3735067A1 Screen structure and process and apparatus for the production thereof |
| 04/27/1989 | DE3734876A1 Process for the cold-isostatic repressing of moulded articles |
| 04/27/1989 | DE3733707A1 Imitation natural stone in the form of a concrete stone and apparatus for its manufacture |
| 04/26/1989 | EP0313048A2 Process for the automatized manufacturing of special products from concrete or from reinforced concrete |
| 04/25/1989 | US4824626 Process for the reproduction of works of art of lithoid material |
| 04/25/1989 | US4824624 Method of manufacturing boron carbide armor tiles |
| 04/19/1989 | EP0312027A2 Method for hydrating hemihydrate gypsum |
| 04/19/1989 | CN2036095U Mould for scarf joint decorative plaster plates |
| 04/13/1989 | DE3744566C1 Arrangement for the production of concrete sewage pipes having house connection branches |
| 04/12/1989 | EP0311145A2 Method and apparatus for making vessels of cement open at at least one end, for instance of cement mortar and a reinforcement |
| 04/12/1989 | EP0310692A1 Device to connect plugs to the dies of presses used for the formation of tiles |
| 04/06/1989 | WO1989002815A1 Mould for manufacturing plate-like floor elements for false floors and corresponding plate-like floor elements |
| 04/05/1989 | EP0309507A1 Mould for deep-drawing foils and for casting materials. |
| 04/04/1989 | US4818454 Vaporization; oxidation, infiltration, and embedding of metal surrounding filler |
| 04/04/1989 | US4818202 Use in manufacture of cored construction products |
| 04/04/1989 | CA1251921A1 Extrusion die manufacture |
| 03/29/1989 | EP0308661A1 Method and device for cleaning pallets for the moulding of plates of a hardenable plastic material |
| 03/29/1989 | EP0308659A1 Method and device for cleaning pallets for the moulding of plates of a hardenable plastic material |
| 03/23/1989 | WO1989002356A1 Method for preventing hardening concrete from sticking to adjacent surfaces |
| 03/22/1989 | CN2034478U Concrete isolation agent spraying apparatus |
| 03/21/1989 | US4814029 Process for making ceramic bodies with open channels |
| 03/14/1989 | US4812273 Pre-compacted uniformly spaced particles are impregnated with setting liquid |
| 03/08/1989 | CN1031502A Compound decorating material and its manufacturing technology |
| 02/21/1989 | US4806295 Multilayer stack filled with wax, pressed, fired, wax removed |
| 02/16/1989 | DE3726022A1 Process for the production of single- or multiwalled elements |
| 02/16/1989 | DE3725945A1 Process and device for producing a stone-like body having lettering or other symbols |
| 02/15/1989 | CN1031042A Compound inkstone |
| 02/02/1989 | DE3822887A1 Mould device, in particular for moulding ceramic tiles |
| 02/01/1989 | CN2031743U Tile push-out device for tile-moulding machine |
| 02/01/1989 | CN2031742U Mould for vaccum-dewatering of concrete by side suction |
| 02/01/1989 | CN2031741U Composite concrete forming board with gfrp sandwich |
| 01/31/1989 | US4801624 Molding of ceramic materials |
| 01/31/1989 | US4801417 Methods for forming inverts in manhold assemblies |
| 01/25/1989 | EP0300681A1 Shaping molds and shaping of ceramic bodies by using such shaping molds |
| 01/25/1989 | CN2031347U Pressure-resistant gypsum pattern for injection mould |
| 01/24/1989 | US4799982 Method of molding monolithic building structure |
| 01/17/1989 | US4798364 Reinforced form liner for surface texturing of concrete structures |
| 01/12/1989 | WO1989000102A1 Method and apparatus for the construction of a low cost structure |
| 01/05/1989 | DE3803781A1 Device for inserting and drawing back core pipes in the manufacture of precast concrete slabs having cavities |
| 01/03/1989 | US4795334 Concrete block molding machine |
| 12/29/1988 | WO1988010185A1 Process and device for manufacturing roof covering board with transverse integrally formed flange |
| 12/28/1988 | CA1247336A Making hot pressed silicon nitride by use of low density reaction bonded body |
| 12/27/1988 | US4793587 Core for molding hollow concrete blocks |
| 12/21/1988 | EP0295245A1 Composite cement block |
| 12/21/1988 | CN88201074U Mould with light-end high strength material for similar products as the assembling blocks toy |
| 12/14/1988 | EP0294596A2 Mold for slip casting |
| 12/14/1988 | EP0294508A1 Process and device for the production of true-to-measure panel or block-shaped components, especially made of plaster |
| 12/13/1988 | US4790739 Die and backing block assembly with quick release fastening means |
| 12/13/1988 | US4790508 Concrete casting form including retractable core |
| 12/13/1988 | CA1246327A1 Apparatus for producing moldings from concrete |
| 12/07/1988 | EP0294326A1 Apparatus for producing moulded stones |
| 12/07/1988 | CN88212026U Gapless chalk mould |
| 12/06/1988 | CA1245832A1 Monolithic precast invert system and method |
| 11/24/1988 | EP0295245A4 Composite cement block. |
| 11/24/1988 | DE3814793A1 Method of manufacturing concrete slabs as well as of mounting storey floors, and production units for this as well as cast concrete floor slabs |
| 11/22/1988 | US4786457 Forming thin gas film using gas premeable jiggering tool |
| 11/22/1988 | US4786242 Apparatus for the casting of hollow slabs out of concrete |
| 11/22/1988 | CA1245038A1 Casting prestressed concrete without embedded reinforcement |
| 11/15/1988 | US4784365 Apparatus for nest-casting of concrete elements |
| 11/09/1988 | EP0290060A1 Device for manufacturing stones |
| 11/09/1988 | EP0290007A1 Method and apparatus for the manufacture of articles, especially building elements consisting of curable material |
| 11/02/1988 | CN87207452U Manufacturing die for bright concrete tile |
| 11/01/1988 | CA1243870A1 Barrier with internal ducts and construction method |
| 10/26/1988 | EP0288236A2 Process for producing high temperature superconducting material |
| 10/26/1988 | CN87213703U Preformed reinforced concrete shuttering |
| 10/26/1988 | CN87102013A Vacuum-stirring and centrifugal forming process for refractory slurry |
| 10/26/1988 | CN87102012A Forming process for combined refractory products |
| 10/20/1988 | WO1988007921A1 Mould for deep-drawing foils and for casting materials |
| 10/20/1988 | WO1988007920A1 Device for manufacture of an artificial stone |
| 10/19/1988 | EP0286949A1 Apparatus for making an artificial stone |
| 10/18/1988 | CA1243216A1 Slide action inside corner form |
| 10/06/1988 | WO1988007445A1 Process for manufacturing concrete pipes with expanded joint formed by a so-called neck ring |
| 10/06/1988 | DE3810256A1 Expansion-joint shuttering |
| 10/05/1988 | EP0285538A1 Partition-panel for interior compartmentation of buildings; procedure and device for its manufacture |
| 10/04/1988 | CA1242568A1 Method of using a passage core |
| 09/28/1988 | EP0283544A1 Pressure-sintering mould made of graphite |
| 09/28/1988 | CN87107740A Decorative stone-flower and its producing method |
| 09/15/1988 | DE3707306A1 Process and apparatus for producing ceramic inlays |
| 09/15/1988 | DE3707029A1 Process for producing a decorative table top |
| 09/06/1988 | US4769191 Forming mold with projecting surface pattern of ribs corresponding to mortar joints; applying retardant, masking, colored cement; filling with concrete, inserting vibrator, hardening |
| 08/25/1988 | WO1988006213A1 Omniform building system |
| 08/23/1988 | US4765389 Core setter |
| 08/10/1988 | CN87106764A Demould stuffing method for terrazzo plate with colour pattern |
| 08/10/1988 | CN87106333A Method of making ceramic composite articles by inverse shape replication of expendable pattern |
| 08/09/1988 | US4762485 Casting frame structure of centrifugal casting machine |
| 08/09/1988 | CA1240123A1 Process and plant for manufacture of aerated concrete |