| Patents for B32B 13 - Layered products essentially comprising a water-setting substance, e.g. concrete, plaster, asbestos cement, or like builders' material (4,412) |
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| 07/21/1982 | EP0056220A1 A method of producing lightweight multi-layer building elements |
| 07/20/1982 | US4340802 Method and apparatus for welding |
| 06/29/1982 | US4336676 Composite structural panel with offset core |
| 05/18/1982 | CA1123722A1 Multi-layer board and process of preparing the same |
| 04/27/1982 | US4327146 With a reduced amount of foam adjacent paper |
| 04/20/1982 | CA1121994A1 Method for the production of glass fiber-reinforced gypsum sheets and gypsum board formed therefrom |
| 03/16/1982 | CA1120172A2 Stain resistant polyester cast article |
| 02/23/1982 | US4316925 Fiber reinforced cementitious castings |
| 02/17/1982 | EP0016073B1 Method for manufacturing insulating construction elements, apparatus for carrying out the method, and construction element obtained by the method |
| 02/16/1982 | US4315967 Magnesium oxycement/fibrous web composites |
| 02/16/1982 | CA1118179A1 Sheet like structure |
| 01/12/1982 | CA1116066A1 Gypsum board manufacture |
| 12/01/1981 | US4303722 Building components |
| 11/03/1981 | US4297820 Composite structural panel with multilayered reflective core |
| 10/27/1981 | US4297409 Asbestos-free cement product |
| 10/20/1981 | US4296169 Wallboard having improved drying rate due to plural contacting fiber networks |
| 09/29/1981 | US4292364 Load-bearing, cement, fiber-reinforced resin, hydrophilic resin |
| 09/02/1981 | EP0034678A2 Lightweight and dimensionally accurate resin concrete molded products, and a method of making the same |
| 08/04/1981 | US4281952 Methods and apparatus for stacking cementitious reinforced panels |
| 07/29/1981 | EP0032605A1 Pre-mix for forming a self-hardening composition, self-hardening composition and composite comprising the same, laminate and insulating structure made from the composite |
| 07/29/1981 | EP0032496A1 Organopolysiloxane-silica mixture for treatment of gypsum paper |
| 07/21/1981 | US4279673 Hard-edge wallboard |
| 07/21/1981 | CA1105226A1 Method of forming a layer of material from a solution |
| 07/07/1981 | CA1104436A1 Manufacture of articles made from a water-hardenable mass and a reinforcing element |
| 07/01/1981 | EP0031187A1 Process for the manufacture of objects from water-hardened material |
| 06/23/1981 | CA1103572A1 Plaster board panels |
| 05/20/1981 | EP0028867A2 Composites of water-hardening substance and organic film networks and method of producing these composites |
| 05/05/1981 | US4265979 Method for the production of glass fiber-reinforced gypsum sheets and gypsum board formed therefrom |
| 04/21/1981 | US4263365 Fire-resistant safe and panel |
| 04/14/1981 | CA1099430A1 Flexible building sheet products |
| 03/24/1981 | US4258102 Silicone compositions for treating gypsum board |
| 03/17/1981 | CA1097543A1 Method for preserving porous inorganic substrates |
| 02/05/1981 | WO1981000232A1 Organopolysiloxane-silica mixture for treatment of gypsum paper |
| 01/07/1981 | EP0020345A1 Method for the production of glass fiber-reinforced gypsum sheets and gypsum board formed therefrom |
| 12/09/1980 | US4238445 Process for manufacturing gypsum board |
| 11/11/1980 | US4233368 Method for the production of glass fiber-reinforced gypsum sheets and gypsum board formed therefrom |
| 10/28/1980 | CA1088406A1 Method of bonding a solid layer of intumescent material to a second sheet and laminate made by said method |
| 10/21/1980 | US4229497 Composite module with reinforced shell |
| 10/14/1980 | US4228113 Process for making objects from mineral fillers bonded with a thermosetting resin |
| 10/07/1980 | US4226067 Structural panel |
| 10/07/1980 | CA1087080A1 Starch-coated paper and gypsum wallboard prepared therewith |
| 10/01/1980 | EP0016073A1 Method for manufacturing insulating construction elements, apparatus for carrying out the method, and construction element obtained by the method. |
| 09/30/1980 | US4224773 Foamed plastic, adhesive, fiberglass reinforcement |
| 09/17/1980 | EP0015613A1 Method for making laminated boards |
| 09/17/1980 | EP0015375A1 Process for the manufacture of building panels |
| 09/09/1980 | CA1085182A1 Composite module with reinforced shell |
| 07/01/1980 | CA1080601A1 Fire resistant panels and wall system |
| 06/24/1980 | CA1079928A1 Structural panel |
| 06/17/1980 | CA1079619A1 Block-resistant acrylic coated decorative gypsum board |
| 06/10/1980 | US4207113 Foaming and setting polyvalent metal phosphate by addition of polyvalent metal carbonate |
| 05/20/1980 | US4204030 Organopolysiloxane sized paperboards for gypsum wallboards |
| 05/20/1980 | US4203788 Dip coating lightweight cores in a slurry bath |
| 05/13/1980 | CA1077317A1 Treated gypsum wallboard paper |
| 03/25/1980 | US4195110 Rehydrated stucco having improved flexural strength for shaft walls |
| 03/25/1980 | US4195109 Polymeric adhesive-coated paper and gypsum wallboard prepared therewith |
| 03/18/1980 | CA1073630A1 Laminated light-transmitting fire-screening panel |
| 03/04/1980 | US4191805 Method of forming a layer of material from a solution |
| 02/21/1980 | WO1980000232A1 Method for manufacturing insulating construction elements |
| 02/19/1980 | CA1072132A1 Foamed gypsum wallboard |
| 01/22/1980 | US4184906 Plastic layer between sheets, autoclaving, curing |
| 01/10/1980 | WO1980000013A1 Method for the production of glass fiber-reinforced gypsum sheets and gypsum board formed therefrom |
| 01/01/1980 | US4181767 Surface of cardboard sheet containing polyolefin fibers |
| 11/13/1979 | CA1066145A1 Reinforced wallboard and method of making the same |
| 10/30/1979 | US4172752 Apparatus for securing thermoplastics material to blocks |
| 09/18/1979 | US4167859 Universal joints of the cardan type for drive shaft of rolling mills |
| 06/26/1979 | US4159361 Cold formable, reinforced panel structures and methods for producing them |
| 06/26/1979 | US4159302 Fire door core |
| 06/19/1979 | CA1056663A1 Water activatable tapes |
| 06/12/1979 | CA1056178A1 Reinforced panel structures and methods for producing them |
| 05/29/1979 | CA1055270A1 Composite panel structure for building constructions and process for preparing the panel structure |
| 05/16/1979 | EP0001865A1 Process for making objects from mineral fillers bonded with a thermosetting resin |
| 04/10/1979 | US4148781 Flexible building sheet materials |
| 04/03/1979 | CA1051765A1 Plasterboard manufacture |
| 01/16/1979 | US4134956 Method of forming a decorative layer on a precast concrete board |
| 01/16/1979 | CA1046304A1 Concrete structures and method of preparing same |
| 01/16/1979 | CA1046246A1 Apparatus for manufacturing plaster sheets |
| 12/05/1978 | US4128699 Drying oil |
| 12/05/1978 | CA1043645A1 Fibre-reinforced laminates |
| 11/28/1978 | US4127628 Molded gypsum product and process for preparing the same |
| 10/31/1978 | US4123212 Apparatus for uniformly distributing glass fibers |
| 10/10/1978 | US4119752 Gypsum wallboard-making process and product |
| 09/26/1978 | US4117183 Starch-coated paper and gypsum wallboard prepared therewith |
| 09/12/1978 | US4113913 Foamed cementitious material and composite |
| 08/29/1978 | US4110507 Branded plasterboard product |
| 08/01/1978 | US4104427 Laminated light-transmitting fire-screening panel |
| 05/30/1978 | US4092197 Method of securing a thermoplastic covering to a grooved block |
| 01/10/1978 | US4067164 Composite panels for building constructions |
| 12/27/1977 | US4065597 Glass fibers |
| 12/20/1977 | US4064317 Flame-resistant plaster board and its manufacture |
| 12/20/1977 | US4063976 Calcium sulfate plaster core, reduction of starch migration into paper |
| 11/08/1977 | US4057662 Block-resistant gypsum board |
| 11/08/1977 | US4057443 Foamed gypsum wallboard |
| 10/11/1977 | US4053677 Light concrete monolithic slab |
| 09/27/1977 | US4051291 Gypsum wallboard |
| 09/20/1977 | US4049874 Process for producing an architectural precast concrete panel |
| 09/13/1977 | US4048037 Method and machine for manufacturing a plate-like material made from agglomerated particles and in particular ceramic products obtained thereby |
| 08/16/1977 | US4042745 Cementitious sound absorbing panels and sound absorbing sprayed wall structures |
| 08/16/1977 | US4042409 Water repellent gypsum composition |
| 07/19/1977 | US4037006 Composite panel-board and method of making same |
| 06/21/1977 | US4031285 Lightweight, reinforced foamed organic polymer and cementitious material structure |