| Patents for E04C 2 - Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels (28,204) |
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| 02/21/1991 | WO1991001878A1 Laminated wood product |
| 02/21/1991 | WO1991001861A2 Enclosure panels |
| 02/21/1991 | DE4000956A1 Prodn. of large concrete slabs - involves stabilisation by metal sections which are prevented from buckling by concrete |
| 02/19/1991 | US4993204 Composite metal and plastic frame structure for windows and doors |
| 02/14/1991 | DE3926447A1 Polymer concrete panel or block for floors, walls and facades - comprises lightweight cellulose honeycomb core located in cover of polymer concrete and gives stiffness, heat and sound insulation |
| 02/14/1991 | DE3926123A1 Large thermally insulating structural cement concrete building block - contains porous lightweight aggregate, reinforcing fibres, polystyrene foam an flow aid |
| 02/13/1991 | EP0412816A2 Integrally-damped metal/composite laminates and method of attaching same |
| 02/13/1991 | CN2071223U Fibre net reinforced cement inner insulation plate |
| 02/12/1991 | CA1280005C Large-format ceramic tile with holding elements provided on the side facing away its visible side |
| 02/12/1991 | CA1279970C Thermally insulating structural panel |
| 02/07/1991 | WO1991001423A1 Lifting cramp, mainly for raising concrete slabs |
| 02/07/1991 | DE3934542A1 Building module for walls and ceilings - has concrete core and spongy ceramic shell |
| 02/07/1991 | DE3925780A1 Noise and heat retaining barrier for ceilings - comprising layer of mineral wool attached by flat-headed fastener and covered by light concrete layer and plastic film |
| 02/06/1991 | EP0411910A2 Lightweight structures and methods for the fabrication thereof |
| 02/05/1991 | US4990391 Reticulated core to perforate sheet bonding and galvanic barrier |
| 02/05/1991 | US4989952 Transparent light deflecting panel for daylighting rooms |
| 02/05/1991 | CA1279877C High-strength, fire-resistant gypsum composition |
| 02/03/1991 | CA2019697A1 Lightweight structures and methods for the fabrication thereof |
| 02/01/1991 | WO1991002129A1 Three-dimensional structural element |
| 02/01/1991 | CA2037929A1 Three-dimensional structural component |
| 01/31/1991 | DE4016028A1 Prefab. building with vaulted roof - is constructed from elements each of which forms half arch |
| 01/30/1991 | CN2070329U Micro-ball plate material |
| 01/30/1991 | CN1011428B Improved glass fibre concrete panels |
| 01/29/1991 | US4988543 Impregnation a porous board, changing phases, spraying |
| 01/29/1991 | CA1279583C Trash rack |
| 01/29/1991 | CA1279566C Weather resistant substrates having protective elastomeric layers |
| 01/25/1991 | CA2063716A1 Sheeting material and method of manufacturing the same |
| 01/24/1991 | DE3923408A1 Lightweight construction for insulated chambers - in which tubes supporting the chamber walls also carry heat exchange fluid for heating or cooling the chamber contents |
| 01/23/1991 | EP0409513A1 Roof/wall panel |
| 01/23/1991 | EP0268594B1 Sound absorbing mineral wool product and method of manufacturing the same |
| 01/22/1991 | US4987022 Non-inflammable light-weighing tough board |
| 01/22/1991 | US4986871 Apparatus for making honeycomb-like paneling |
| 01/17/1991 | DE3921881A1 Structural panel for use in buildings - consists of two prefab. wooden panels with concrete between them |
| 01/17/1991 | DE3921802A1 Panel for fire prevention and acoustic insulation - has core panel of chipboard covered with mineral wool and sheet metal panel |
| 01/16/1991 | EP0408510A2 Procedure and apparatus for the manufacture of hollow modular panels and also the panels thus obtained for therma, acoustic and electrical insulation and for various kinds of radiation |
| 01/16/1991 | EP0408426A1 Wall cladding element consisting of a glass panel and a metal panel |
| 01/16/1991 | EP0407852A2 Acrylic glass sheets suited for noise screen elements |
| 01/16/1991 | EP0407652A2 Mounting wall with bleeding devices for intensive medical care |
| 01/15/1991 | US4984403 Modular building block |
| 01/10/1991 | DE4020685A1 Prefabricated tile partition - with concrete core flanked by glass fibre mats or grids embedded in adhesion promotion layers |
| 01/10/1991 | DE3921779A1 Self-supporting tile partition - with thin concrete core flanked by glass fibre mass or glass embedded in adhesion promotion layers |
| 01/10/1991 | DE3921302A1 Composite panel with heat insulating core and reinforced outer layers - has improved fatigue resistance and tensile strength by bonding perforated metal plate between at least one outer layer and core |
| 01/09/1991 | EP0406991A1 Facing panel |
| 01/09/1991 | CN1048424A Building panel |
| 01/08/1991 | CA1278696C High sound insulating hollow clay tile for the construction of floors |
| 01/08/1991 | CA1278666C Molded product and method and apparatus for molding same |
| 01/03/1991 | DE3919657A1 Multilayer free resistant plate |
| 01/02/1991 | EP0406205A1 Procedure for the continuous manufacture of wall elements |
| 01/02/1991 | EP0406141A1 Panel for the absorption of atmospheric condensation |
| 01/02/1991 | EP0406016A1 Load bearing panel and panel structure |
| 01/02/1991 | EP0405024A1 Building panel |
| 01/02/1991 | EP0404983A1 Installation brick or block |
| 01/02/1991 | CN1011052B Building blocks with interlocked connecting mechanism |
| 01/01/1991 | US4981744 Non-planar expandable honeycomb structure |
| 01/01/1991 | US4981003 Wall system |
| 12/27/1990 | EP0404679A1 Building material made from residual plants and method for its production |
| 12/27/1990 | EP0403609A1 Surrounding frame of elastic material for a flat element. |
| 12/27/1990 | EP0286634B1 Building structure |
| 12/26/1990 | CN2068116U Non-paper insulating plaster board |
| 12/26/1990 | CN1010962B Building panel structure |
| 12/25/1990 | US4979345 Translucent self-supporting enclosure for building structures |
| 12/25/1990 | US4979344 Fabricated stone panel unit and mounting structure thereof |
| 12/20/1990 | WO1990015905A2 Construction system consisting of moulded bricks and light supporting frameworks |
| 12/20/1990 | CA2062722A1 Construction system consisting of moulded bricks and light supporting frameworks |
| 12/18/1990 | US4977731 Method of constructing masonry panels |
| 12/16/1990 | CA2018286A1 Procedure for the continuous manufacture of wall elements and installation which utilizes such procedure |
| 12/13/1990 | WO1990014943A1 Composite cellular sandwich structure |
| 12/12/1990 | CN1047667A Inorganic water-proof plaster stone ceiling |
| 12/11/1990 | US4976081 Sandwich panel assembly |
| 12/11/1990 | CA1277504C Modular panel for mold |
| 12/05/1990 | EP0400599A2 Composite cellular sandwich structure |
| 12/05/1990 | EP0400424A1 Biaxially corrugated flexible sheet material |
| 12/05/1990 | EP0400367A2 Exterior wall element for buildings |
| 12/05/1990 | EP0400350A1 Building element |
| 12/05/1990 | EP0238603B1 Construction of large sandwich structures |
| 12/05/1990 | CN1010704B Precast plate and its processing with reed as the main raw material used in builing trade |
| 12/04/1990 | US4975334 Cutting flaps from metallic sheet; folding |
| 12/04/1990 | US4974383 Sandwich panel |
| 12/04/1990 | US4974381 Tie anchor and method for manufacturing insulated concrete sandwich panels |
| 11/30/1990 | CA2017661A1 Composite cellular sandwich structure |
| 11/30/1990 | CA2016542A1 External wall element for buildings |
| 11/29/1990 | WO1990014475A1 Timber log wall |
| 11/29/1990 | DE3943516A1 Window, wall, roof or sill element |
| 11/28/1990 | EP0399941A1 Improved building module |
| 11/27/1990 | US4973508 Method of producing a structural panel and panel produced by the method |
| 11/27/1990 | US4973506 Composite plate for the facing of building surfaces |
| 11/27/1990 | US4972643 Concrete panels with embedded block insert |
| 11/22/1990 | DE3916293A1 Grid wiring for fence - has grid bars with moulded loops forming openings for other wires |
| 11/20/1990 | US4970840 Window assembly and grille |
| 11/20/1990 | US4970839 Assembly elements and decorative panel formed therewith |
| 11/15/1990 | WO1990013717A1 A method of manufacturing building elements, building element and mold herefor |
| 11/15/1990 | DE3914942A1 Building structural element - has thermal insulating panel which forms shuttering for attached reinforced concrete panel |
| 11/14/1990 | EP0487518A4 Anchorages in composite steel and concrete structural members. |
| 11/14/1990 | EP0397598A2 Wall panel |
| 11/14/1990 | EP0396975A2 Process for colouring building materials |
| 11/14/1990 | EP0396965A1 Sandwich panel |
| 11/14/1990 | EP0396881A1 Floor covering especially for surfaces supporting animals in stables |
| 11/14/1990 | EP0396545A1 Composite panel and processes for making such a panel and a core included in the panel |
| 11/13/1990 | US4969346 Apparatus for producing cold roll-formed structures |
| 11/07/1990 | EP0396306A2 Sandwich panel core structure |