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WO/2004/002733A1 |
An apparatus and method for reducing the amount of wallboard wasted during the manufacturing process is disclosed. Wallboard sections (31) that contain a cover paper splice (21B), which sections must go to waste, are reduced in size duri...
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WO/2004/000518A1 |
The invention relates to a process of manufacturing a panel for facing walls, in particular a cardboard-gypsum panel used in building engineering and to a cardboard-gypsum panel used in building engineering. The process comprising formin...
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WO/2003/106163A1 |
The present invention relates to a gypsum board having a nonwoven liner and a gypsum core. The gypsum board of the present invention has a high work to break, resulting in a gypsum board product that has a high resistance to abuse in use...
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WO/2003/092976A1 |
The invention relates to a method of producing plaster boards (12) in which two bound sheets of paper, namely one cream paper (3) and one grey paper (4), enclose a plaster-based hydraulic binder (2) in a former (7), thereby creating a co...
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WO/2003/091510A1 |
A high performance (10) door comprising a door shell (14) having a generally planner construction with marginal edges and at least one door skin (18) helping to define an interior door cavity (16) is disclosed. The door member is prefera...
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WO/2003/084724A1 |
The invention relates to a method for producing plaster plates (44), according to which two fine cardboard-covered sheets of paper (8, 9) enclose a plaster-based hydraulic binder (10) in a shaping device (13), creating a composite band (...
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WO/2003/080329A1 |
A lightweight gypsum board, comprising a foam gypsum core, the foam gypsum core further comprising one or more hard edge parts having side faces covered with cover base paper, one or more high density parts containing a front face or a r...
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WO/2003/072326A2 |
The invention relates to a method for production of sheets made from binder, in particular plasterboards with recessed edges. Said method comprises the following steps: 1) generation of a marking (301) on a face (2 or 3) of the pre-form ...
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WO2002083188A9 |
A combination dense/porous structure includes a porous element having an outer surface defining a shape having a bulk volume, the element includes a continuous framework having struts defining a plurality of interconnecting interstices t...
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WO/2003/068469A1 |
A method of preventing the adhesion of gypsum foreign matter of gypsum slurry containing air bubbles, a gypsum slurry supply stabilizing device with a gypsum foreign matter adhesion prevention device, and a method of manufacturing gypsum...
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WO/2003/055658A1 |
A process for the production on an industrial scale of tiles or panels (10) made of a concrete-based agglomerated material, comprises the following steps: - crushing of the stone-like inert material; - preparing of a mixture made of wate...
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WO/2003/054319A2 |
A coated glass gnat comprises a glass mat substrate having non-woven glass fibers and a coating which essentially uniformly penetrates the glass mat substrate to desired fractional thickness of the coated glass mat. The coating imparts a...
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WO/2003/041930A1 |
The invention concerns a method for making boards based on hydraulic binders such as plaster, said boards having bevelled edges. Said method is characterized in that it comprises the following steps: a) a step which consists in inserting...
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WO/2003/016010A1 |
Known methods for producing gypsum plasterboards that have a low specific weight are often problematic in that pores reduce adhesion between the cardboard and the gypsum. Although many attempts have been made to improve adhesion, the pla...
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WO/2003/008167A1 |
An apparatus and method for delivering an additive-enhanced slurry for use in making gypsum wallboard, and configured for connection to a centrifugal mixer with a tangential discharge outlet, includes a conduit having a main inlet in slu...
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WO/2003/004431A1 |
There is disclosed a board and a board composition using clay and crushed vegetational materials, which is environment friendly and recirculative and can be also be used as a natural basic material for articles of furniture or architectu...
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WO/2003/002817A1 |
Tubular track is produced by using short lengths of tubular material (11) which are filled with a settable composition such as concrete, allowing it to set in a required shape and configuration, closing the lengths and then inverting the...
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WO/2003/002819A1 |
A method of manufacturing paving and/or panelling modules which comprises arranging a plurality of blocks or tesserae (24) in a suitable template (18), according to a layout predefined by a locating grid (20) of a module (1); cutting a p...
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WO/2002/098622A1 |
The invention concerns a method for making a board based on a binder such as gypsum plaster, cement or the like; it comprises steps which consist in: a) mixing a composition designed to form the board body with water; b) depositing the m...
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WO/2002/098646A1 |
A multi-layer gypsum board having face sheets comprising inorganic fiber randomly oriented glass fiber, completely impregnated with gypsum slurry penetrates through the random interstices between the inorganic fibers and coats the board ...
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WO/2002/098621A2 |
A concrete sandwich panel (10) is provided with a first dry−cast hollowcore concrete layer (12) having pre−stressing strands (24), and a second concrete layer (14), and an insulation layer (16)sandwiched therebetween. The insulation ...
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WO/2002/098815A1 |
The invention concerns a plate whereof the body comprises a binder containing Portland cement, a sulphoaluminous clinker and a calcium sulphate source: the binder comprises, by weight 30 to 80 % of Portland cement, 20 to 70 % of sulphoal...
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WO/2002/095152A1 |
A finish trim (50) for use in dry wall construction having an elongated core (18) that is configured with a flange (22) having outwardly facing surfaces (24) to which is affixed a pre-shrunk covering strip (35).
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WO/2002/092307A1 |
The invention relates to a method for producing gypsum slabs comprising the following steps: hydratable calcium sulphate and water are supplied to a first mixer (2) and a second mixer (3); a facing (5) is provided; a first gypsum paste i...
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WO/2002/076698A2 |
The invention relates to the production of mortar mixture in a positive mixer and the application by means of a spray nozzle to an application surface for coating. According to the invention, larger distances and also heights may be brid...
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WO/2002/072922A2 |
A method of forming a mandrel for electrodeposition by forming a shaped solid shell on a model, optionally separating the shell from the model, casting a backing mass directly or indirectly against the shell, causing the backing mass to ...
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WO/2002/068197A1 |
A method is provided for continuous production of gypsum boards which comprises forming a laminate of gypsum slurry between a facing paper (111) and a backing paper (125) and continuously forming a longitudinal recess (203) along the sid...
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WO/2002/068184A1 |
The invention relates to a multilayer material comprising (a) a first layer that consists of plaster or that substantially consists of plaster, and (b) at least one second layer, comprising a sandwich textile fiber material. The fibers o...
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WO/2002/064902A1 |
A construction system and method for constructing a glass or other block panel (51). The construction system involves creating a composite moulding from interlocking moulding modules (15) each of which have a gasket 19 fitted into a groo...
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WO/2002/063204A1 |
Cement based technical insulating system which inter alia can be used for insulating chimneys, degassing and exhaust pipes, valves, boilers, pumps and furnaces, insulation of noise nuisances, acoustical improvements, moisture regulation,...
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WO/2002/043953A1 |
A paper wrapped gypsum building component, such as an elongate cornice, made in a continuous ribbon process. The component having an exposed decorative surface which is other than substantially flat or a curve having a substantially cons...
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WO/2002/032602A2 |
The invention provides a method of making a porous material, wherein a web of open textured woven or knitted textile fabric (10) is unwound from a reel (12) and fed through an open topped vessel (14) which contains a cementitious mix (16...
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WO/2002/024423A1 |
The object of this invention is to provide an apparatus for manufacturing structural panels usable as interior or exterior panels of buildings. The structural panels are produced by coating a mixture of silica sand and a binder onto a ba...
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WO/2002/024424A1 |
This invention relates to a process for making gypsum board comprising feeding a paper backing sheet and a fiberglass or plastic woven or non-woven scrim material in alignment to a board forming station, separating the paper and the scri...
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WO/2002/012141A1 |
Lightweight gypsum board product can be produced by modifying the calcined gypsum prior to introduction in a gypsum slurry and introducing a foaming agent by the use of a foam generator and high pressure air. The foaming agent has unifor...
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WO/2001/096686A1 |
A method for the manufacture of a prefabricated element, said element consisting of an outer panel (1), an inner panel (2) and thermal insulating material (3) placed between them, in which method the outer panel (1) is cast in a mould, r...
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WO/2001/055509A1 |
The present invention relates to a method for manufacturing a paving stone. The invention also relates to a paving stone. Significant for the method according to the present invention is that in a first step a first mould (1, 3) is set u...
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WO/2001/053619A2 |
A method of forming a wall unit (50) having a veneer face is disclosed. Initially, a pair of side wall panels (12, 14) and a pair of end panels (16, 18) are mounted substantially upright. Stones (26) or other suitable material are set se...
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WO/2001/051727A1 |
A fabricated article made from two or more discrete sections of a single composite board. The composite board has a planar core with opposing first and second flat sides and a coating of solidified, cement-like mortar disposed on at leas...
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WO/2001/045932A1 |
A novel construction board composition is disclosed comprising a unique combination of synthetic binders selected for their ability to establish a strengthened permanent bond in the final dry state for use in a construction board composi...
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WO/2001/046524A1 |
A block (11) formed with a mold (10) integral thereto. The mold (10) is constructed as a mold top half (12) and a mold bottom half (14) and filled in situ with cement (16). The mold halves (12, 14) are constructed with respective socket ...
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WO/2001/042552A1 |
Method for manufacturing parts having a high specific gravity, comprising the phases of moulding a plastic shell; preparing a conglomerate having a specific gravity of at least 3.6 kg/dm?3¿ and containing waste ferrous materials acting ...
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WO/2001/032380A1 |
A method for producing building panels involves, by means of a process conveyor (9), passing panel cores (2) and adjacent mesh (7) beneath a number of processing stations (12, 13, 15) in order to bond the mesh to the core by means of a c...
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WO/2001/029337A2 |
A method and mold device (100) for fabricating whole segments of a finished structure in a closely controlled environment at optimal curing temperatures and with beneficial misting. The mold device (100) has a working surface (1) upon wh...
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WO/2001/015878A1 |
The invention relates to a method for producing multi-layer flat products (26). Said flat products preferably comprise a core (1) of solid material, laminated with a number of layers which are processed in a sequence of work steps into t...
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WO/2001/007248A1 |
Compound tile with natural stone visible side, preferably marble, of the type comprising a plate of natural stone having a reduced thickness and firmly fixed by adhesive means to a rigidification supporting sheet, said support having a p...
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WO/2001/007728A1 |
The composition comprises, by dry weight, silica (40-50 %), cement (20-35 %), sand (5-10 %) and cellulose fibers (5-9 %), and optionally one or more waterproofing agents and/or agents which increase the dimensional stability of the plate...
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WO/2001/004433A1 |
The construction panel comprises a light panel (1, 21) for enclosing externally and internally cross-linked support structures (18, 25), said panel being comprised of plates (6, 22) made of air-settable resistant material, and which are ...
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WO/2000/079069A1 |
Precast concrete wall panels are made by pouring a first concrete layer into a form. The second concrete layer is then poured in spaced relation above the first concrete layer before the first concrete layer has cured. The space between ...
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WO/2000/079068A1 |
Building brick or block comprised of an external carcass of insulating expanded polystyrene and a ribbed and holed interior to be field within resistant mass concrete which, in turn, can be lightened by means of air bubbles, natural cork...
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