Rockwool International A/S Patent applications |
Patent application number | Title | Published |
20150330080 | INSULATING ELEMENT FOR THE INSULATION OF FLAT ROOFS - The invention relates to a thermal insulating element comprising an insulating layer having a first face and a second face, said insulating layer comprising a coherent man-made vitreous fibre-containing insulating material and at least one reinforcing element extending substantially from the first face to the second face of the insulating layer, wherein the reinforcing element comprises a polymeric foam composite material, the composite material comprising a polymeric foam and man-made vitreous fibres produced with a cascade spinner or a spinning cup, wherein at least 50% by weight of the man-made vitreous fibres present in the polymeric foam composite material have a length less than 100 micrometers. | 11-19-2015 |
20150298449 | A METHOD OF FORMING A CURED MINERAL FIBRE PRODUCT - The present invention concerns a method of forming a cured mineral fibre product comprising at least a top layer comprising mineral fibres and a base layer comprising mineral fibres, said method comprising the steps of providing the top layer web comprising uncured mineral wool; providing the base layer web comprising cured mineral wool; joining the uncured top layer web and the cured base layer web to form an assembled laminate; curing the top layer web in a curing oven by transporting the assembled laminate into a curing oven comprising an upper conveyor and a lower conveyor for curing the assembled laminate, said assembled laminate being positioned between said upper and lower conveyors; wherein the uncured top layer web is compressed by at least 50% upon entry into the curing oven. | 10-22-2015 |
20150225274 | PROCESS AND APPARATUS FOR FORMING MAN-MADE VITEROUS FIBRES - A melt for use in the production of man-made vitreous fibres may be formed in a circulating combustion chamber ( | 08-13-2015 |
20150216132 | PLANT GROWTH SYSTEM - A plant growth system is provided, which comprises: one or more plant growth substrates comprising an MMVF slab and a single MMVF block; one or more detectors arranged to monitor at least one of the water and nutrient levels of at least one of the plant growth substrates; at least one irrigation device arranged to supply water and nutrients to the plant growth substrates; and control means connected to said detectors and said at least one irrigation device. The supply of water and nutrients by the at least one irrigation device is controlled by the control means in dependence on the monitored water and/or nutrient levels. In this manner, the water and nutrient levels of the substrates can be accurately controlled. | 08-06-2015 |
20150204403 | Graphite Coated Fibres - The invention relates to coated fibres wherein said fibres are mineral fibres and said coating comprises a rubber and graphite. The invention further relates to a brake pad and a clutch facing comprising the coated fibres. | 07-23-2015 |
20150152262 | BINDER FOR MINERAL FIBERS - An aqueous binder composition for mineral fiberss comprises a water-soluble binder component obtainable by reacting glycerol and at least one alkanolamine with at least one carboxylic anhydride in proportions such that the ratio of equivalents of amine groups plus hydroxy groups (NH+OH) to equivalents of carboxy groups (COOH) in the binder component is within the range of about 0.4 to 2.0, glycerol being used in an amount such that the equivalent ratio of glycerol OH groups to total equivalents of amine groups plus hydroxy groups (NH+OH) is 0.1 to 0.9, and, optionally, treating the reaction product with a base. | 06-04-2015 |
20150059260 | BUILDING FACADE WITH LOCK ELEMENT AND LOCK ELEMENT - A building facade consisting of a building wall, an insulating layer comprising insulating elements, having a surface and disposed on the building wall, a facade cladding which is disposed at a distance from the building wall and from the insulating layer to form a rearventilation gap between insulating layer and facade cladding and a lock element provided for fire protection, which is disposed between neighbouring insulating elements of the insulating layer. In order to further develop a building facade in such a manner that it can be manufactured simply and therefore cost-effectively without additional structural elements being provided, the invention proposes a generic building facade where the lock element is formed in one piece from fibre material, extends over the surface of the insulating layer in the direction of the facade cladding and exhibits a compressibility and/or flexibility aligned at least predominantly between building wall and facade cladding. | 03-05-2015 |
20150052809 | PLANT GROWTH SYSTEM - A plant growth system is provided in which an irrigation device provides water and/or nutrients to a plant growth substrate. The plant growth substrate comprises an MMVF slab and a single MMVF block on a first surface of the MMVF slab. The MMVF slab comprises a drain hole which is disposed at one end of the surface, and the irrigation device provides water and/or nutrients to the substrate at a position more than 50% of the length of the slab away from the drain hole. This improves the control of water an nutrients in the slab as a whole. | 02-26-2015 |
20140345715 | TRICKLE VALVE ASSEMBLY AND A METHOD OF SUPPLYING PARTICULATE MATERIAL THROUGH SUCH TRICKLE VALVE ASSEMBLY - The present invention concerns a trickle valve assembly for supplying particulate material exiting the bottom of a separating cyclone, comprising a separating cyclone outlet conduit having a bottom end with an inclined valve seat and a pivotable valve plate assembly with a valve plate pivoting about a valve hinge and a counter-weight on the opposite side of said valve hinge, wherein the outlet conduit is provided with at least one gas inlet above the inclined valve seat which is in fluid communication with a supply of pressurised gas, such as a pressurised air supply. | 11-27-2014 |
20140318068 | INSULATION SYSTEM FOR COVERING A FACADE OF A BUILDING - This invention relates to an improved insulation system for covering a façade of a building consisting of at least one insulation element ( | 10-30-2014 |
20140254627 | METHOD AND AN APPARATUS FOR MEASURING TEMPERATURE OF A FLUID STREAM - The present invention concerns a method and an apparatus ( | 09-11-2014 |
20140215961 | PACKING- AND/OR TRANSPORT UNIT AND METHOD FOR PRODUCING AN INSULATION LAYER - The invention relates to a packing- and/or transport unit comprising several fibrous insulation elements ( | 08-07-2014 |
20140190107 | INSULATION ELEMENT FOR A FLAT ROOF OR A FLAT INCLINED ROOF, ROOFING SYSTEM FOR A FLAT ROOF OR A FLAT INCLINED ROOF AND METHOD FOR PRODUCING AN INSULATION ELEMENT - An insulation element for thermal and/or acoustic insulation of a flat roof or a flat inclined roof comprises a first layer made of mineral fibres, and a second layer made of at least one fabric, whereby the second layer is fixed to a major surface of the first layer by an adhesive. To reduce the adhesive costs and the risk of blistering the roof membrane at the application stage, the second layer is impregnated with a filler. The second layer in combination with the filler has a permeability allowing hot air gases to pass through the second layer and closing the second layer for the penetration of a glue or adhesive in the direction to the first layer. | 07-10-2014 |
20140182199 | GROWTH SUBSTRATE PRODUCTS AND THEIR USE - The invention provides a multiple density growth substrate product (1) formed of a coherent matrix of man-made vitreous fibres (MMVF) bonded with binder, having an upper surface (2) provided with a recess (3) adapted to receive a seed or seedling and an opposite lower surface (4) on which the product rests when in use, the product being formed of at least two layers including an upper layer (5) positioned at the upper surface and having a first density and a lower layer (6) positioned at the opposite lower surface and having a second density, wherein the first density is less than the second density by at least 5 kg/m | 07-03-2014 |
20140135430 | UREA-MODIFIED BINDER FOR MINERAL FIBRES - An aqueous binder composition for mineral fibres comprises: (1) a water-soluble binder component obtainable by reacting at least one alkanolamine with at least one polycarboxylic acid or anhydride and, optionally, treating the reaction product with a base; (2) a sugar component; and (3) urea, the proportion of components (1), (2) and (3) being within the range of 10 to 80 wt. % of (1), 15 to 80 wt. % of (2), and 5 to 60 wt. % of (3), based on the solids content of components (1), (2) and (3) as measured after heat treatment for 1 hour at 200° C. | 05-15-2014 |
20140101996 | PLANT GROWTH SUBSTRATES - A man-made vitreous fibre (MMVF) plant growth substrate is provided together with an irrigation strategy for providing water to the substrate. The substrate comprises a slab having a volume of 3 to 20 litres on which a single block containing one or more plants is disposed. In the context of this substrate, it is found that an irrigation strategy can be used which comprises a first period during which the desired water content in the slab is reduced to a minimum level before increasing and a second period during which the desired water content is maintained at a substantially constant level, wherein the difference between the minimum level and the constant level expressed as a percentage of the water content required to saturate the plant growth substrate is less than or equal to 25%. This provides excellent control over the balance between vegetative and generative growth in the plant. | 04-17-2014 |
20140087119 | Method for Manufacturing an Aerogel-Containing Composite and Composite Produced by that Method - Method for manufacturing an aerogel-containing composite, said method comprising the steps of: providing fibres, at least some of which are first fibres, such as mineral fibres, polymer fibres, cellulose fibres, or other types of fibres, in an amount of from 3 to 80 wt % of the total weight of starting materials, providing an aerogel particulate material in an amount of from 10 to 75 wt % of the total weight of starting materials, providing a binder in an amount of from 1 to 30 wt % of the total weight of starting materials, suspending the fibres in a primary air flow and suspending the aerogel particulate material in the primary air flow, thereby mixing the suspended aerogel particulate material with the suspended fibres, mixing the binder with the fibres and/or aerogel particulate material before, during or after mixing of the fibres with the aerogel particulate material, collecting the mixture of fibres, aerogel particulate material and binder and pressing and curing the mixture to provide a consolidated composite with a density of from 120 kg/m | 03-27-2014 |
20140076197 | AQUEOUS BINDER COMPOSITION FOR MINERAL FIBERS - An aqueous binder composition for mineral fibers comprises: (a) a sugar syrup containing a reducing sugar and having a dextrose equivalent DE of at least 50 and less than 85; (b) a polycarboxylic acid component; (c) an amine component; and, optionally, (d) a reaction product of a polycarboxylic acid component (b) and an amine component (c). | 03-20-2014 |
20140059970 | METHOD FOR PROVIDING A FIRE SAFE PENETRATION IN BUILDING ELEMENT - The invention relates to a method for providing a fire safe penetration in a building element, especially in a ceiling, floor or in a lightweight wall comprising a framework of profile elements and at least one outer covering being fixed to said profile elements. For providing a fire safe penetration in a building element, for example a lightweight building wall, in such a manner that the building element or insert can be easily manufactured and installed while guaranteeing the high requirements of flame and smoke resistance of such a building element or the insert, the invention proposes the following consecutive steps:
| 03-06-2014 |
20140056642 | USE OF STONE FIBRES - The invention provides a riding surface formed of a mixture of sand with stone fibres. | 02-27-2014 |
20140020212 | METHOD AND APPARATUS FOR REMOVING SHOT FROM MINERAL FIBRE MATERIAL - The invention relates to a method for removing shot from mineral fibres comprising providing a collected web of mineral fibres containing shot, subjecting the collected web of fibres to a disentanglement process, suspending the disentangled fibres in a primary air flow, thereby allowing separation of the fibres from the shot and collecting the fibres, wherein from 0% up to less than 1% by weight binder is present in the fibres collected from the primary air flow. | 01-23-2014 |
20140001676 | METHOD FOR MANUFACTURING A MINERAL FIBRE-CONTAINING ELEMENT AND ELEMENT PRODUCTED BY THAT METHOD | 01-02-2014 |
20130333536 | APPARATUS FOR TRANSVERSE CUTTING OF A CONTINUOUSLY MOVING WEB AND A METHOD THEREFORE - An apparatus for transverse cutting of a web has a frame straddling the web path, a side frame on each side of the web path and an upper frame between the two side frames, a circular saw blade suspended in a pendulum arm pivotably connected to the upper frame, a swinging drive for controlling the swinging movement of the saw blade, wherein the pendulum arm is pivotably mounted in a vertically movable sub-frame of the upper frame, and the vertical movement of the sub-frame relative to the upper frame is managed by a lifting drive that is coordinated with the swinging drive. Also disclosed is a method for transverse cutting a web. | 12-19-2013 |
20130295813 | METHOD OF REDUCING THE FORMALDEHYDE EMISSION OF A MINERAL FIBER PRODUCT, AND MINERAL FIBER PRODUCT WITH REDUCED FORMALDEHYDE EMISSION - A method of reducing the formaldehyde emission of a mineral fibre product bonded with a urea-modified phenol-formaldehyde resol resin-type binder comprises the step of adding dextrose to the binder composition during and/or after preparation of the binder composition but before curing of the binder composition applied to the mineral fibres. | 11-07-2013 |
20130283688 | Method of Growing Plants - The invention provides a method of growing plants in a mineral wool growth substrate, the method comprising:
| 10-31-2013 |
20130221567 | Method for Manufacturing a Fibre-Containing Element and Element Produced by that Method - A method for manufacturing a fibre-containing element, said method comprising the steps of: providing fibres, at least some of which are first fibres, such as mineral fibres, polymer fibres, cellulose fibres, or other types of fibres, in an amount of from 3 to 98 wt % of the total weight of starting materials in the form of a collected web, providing a binder in an amount of from 1 to 30 wt % of the total weight of starting materials, subjecting the collected web of fibres to a disentanglement process, suspending the fibres in a primary air flow, mixing the binder with the fibres before, during or after the disentanglement process, providing a filler, such as a fire retardant, in an amount of 1 to 55 wt % of the total weight of starting materials, adding the filler at any suitable step of the method, such as before, during or after the dientanglement process, collecting the mixture of fibres, filler and binder and pressing and curing the mixture to provide a consolidated composite with a density of from 120 kg/m | 08-29-2013 |
20130205701 | Heat Insulation Element for Insulating Building Facades; Heat Insulation Composite System and Method for Producing a Heat Insulation Composite System - The invention relates to a heat insulation element for insulating building facades, in particular for heat insulation composite systems, composed of a heat insulating board and a reinforcement mesh that can be penetrated by fastening elements, in particular plugs, wherein the reinforcement mesh is placed in the area of a large surface of the heat insulating board. It is the object of the invention to avoid the disadvantages of the state of the art and in particular to provide a heat insulation element which even in case of high tightening torques of the fastening elements does not excessively tends to be deformed into the direction of the building facade. This a i m is achieved by a heat insulation element according to the invention, in which the reinforcement mesh is arranged as a component of an abutment at a distance to the surface of the heat insulating board and in which the reinforcement mesh comprises a surface area which is smaller than the area of the surface of the heat insulating board. | 08-15-2013 |
20130199245 | METHOD AND AN APPARATUS FOR MAKING A MINERAL MELT - An apparatus for the production of a mineral melt burns combustible material in the presence of inorganic material to form a melt. The apparatus includes a circulating combustion chamber which receives a fuel, pre-heated mineral material and a combustion gas, melts the mineral material and generates exhaust gases which are separated from the melt. The gases pass through an exhaust pipe to a conduit of a heat exchange system. The apparatus includes a quenching hood for quenching the exhaust gases by drafting a cooling fluid, such as ambient air, into the flow of exhaust gases around the exhaust pipe, and wherein the exhaust gases exit the exhaust pipe inside the hood. | 08-08-2013 |
20130186149 | APPARATUS AND METHOD FOR MAKING A MINERAL MELT - An apparatus for the production of a mineral melt burns combustible material in the presence of inorganic particulate material to form a melt. The apparatus has a circulating combustion chamber having at least two inlets which receive fuel, pre-heated mineral material, and combustion gas. A heat exchange system for pre-heating the mineral material has a pre-heater cyclone, a conduit running from the circulating combustion chamber to the first pre-heater cyclone for transporting exhaust gases, a material inlet for injecting the material into the conduit, and a bottom cyclone outlet for feeding pre-heated mineral material to the combustion chamber. The outlet of the pre-heater cyclone stabilizes and splits the mineral material flow into two material flows for feeding combustion chamber inlets. | 07-25-2013 |
20130171900 | Insulating Construction Element, Use of an Insulating Construction Element and Method for Manufacturing an Insulating Construction Element - The invention relates to an insulating construction element made of at least one board comprising fibres, aerogel particles and at least one binder. To achieve an insulating construction element which is especially easy to handle, easy to produce and which has high insulation properties the board comprises 20 to 40 percent by weight mineral wool fibres, 45 to 70 percent by weight aerogel particles and 8 to 12 percent by weight binder which components are pressed and cured to the board having a density of 130 kg/m | 07-04-2013 |
20130119294 | Method for Manufacturing an Aerogel-Containing Composite and Composite Produced by that Method - Method for manufacturing an aerogel-containing composite, said method comprising the steps of: providing fibres, at least some of which are first fibres, such as mineral fibres, polymer fibres, cellulose fibres, or other types of fibres, in an amount of from 3 to 80 wt % of the total weight of starting materials, providing an aerogel particulate material in an amount of from 10 to 75 wt % of the total weight of starting materials, providing a binder in an amount of from 1 to 30 wt % of the total weight of starting materials, suspending the fibres in a primary air flow and suspending the aerogel particulate material in the primary air flow, thereby mixing the suspended aerogel particulate material with the suspended fibres, mixing the binder with the fibres and/or aerogel particulate material before, during or after mixing of the fibres with the aerogel particulate material, providing a filler, such as a fire retardant, in an amount of 1 to 55 wt of the total weight of starting materials, adding the filler at any suitable step of the method, such as before, during or after mixing of the fibres with the aerogel particulate material, collecting the mixture of fibres, aerogel particulate material, filler and binder and pressing and curing the mixture to provide a consolidated composite with a density of from 120 kg/m | 05-16-2013 |
20120279156 | Facade Insulation - Façade insulation with at least one support rail which is arranged on an outer wall of a building, and with a multiplicity of heat insulation panels which are supported by the support rail. The support rail is spaced from the outer wall by at least two spacers. To transfer the weight of the heat insulation panel to the outer wall, at least two tension brackets are provided which can each be fixed with a first end to the support rail and with a second end to the outer wall. A mounting kit holds heat insulation panels on an outer wall of a building. The mounting kit includes at least one support rail, at least two spacers, at least two tension brackets and at least one wall fixing element. | 11-08-2012 |
20120102867 | BUILDING ASSEMBLY WITH A CORNER PROFILE FOR AN INSULATING BUILDING SYSTEM - The present invention concerns a building assembly comprising joining profiles provided with profile contact sides, a corner profile provided with corner profile contact sides, and insulation panels orientated in two planes wherein the joining profile contact sides and the corner profile contact sides are adapted for receiving opposite contact sides of the insulation panels, such that the insulation panels are retained between the corner profile and the joining profiles. | 05-03-2012 |
20120037836 | AQUEOUS BINDER COMPOSITION FOR MINERAL FIBERS - An aqueous binder composition for mineral fibers comprises: (a) a sugar syrup containing a reducing sugar and having a dextrose equivalent DE of at least 50 and less than 85; (b) a polycarboxylic acid component; (c) an amine component; and, optionally, (d) a reaction product of a polycarboxylic acid component (b) and an amine component (c). | 02-16-2012 |
20110281060 | FLEXIBLE INSULATING PRODUCT - A flexible heat insulation product ( | 11-17-2011 |
20110232333 | PROCESS AND APPARATUS FOR MAKING MINERAL FIBRES - A process for making a mineral melt comprising: providing a circulating combustion chamber which contains circulating chamber gases, injecting a stream of particulate fuel into the combustion chamber through a fuel feed pipe, injecting combustion gas into the combustion chamber; mixing the stream of particulate fuel with the combustion gas and with the circulating chamber gases by injecting into the combustion chamber secondary gas, through a secondary gas inlet, wherein the secondary gas is injected adjacent to the stream of particulate fuel and the injection speed of the secondary gas is at least 100 m/s greater than the injection speed of the particulate fuel; suspending particulate mineral material in the circulating chamber gases and combusting the fuel, thereby melting the particulate mineral material and forming a mineral melt and hot exhaust gases; and separating the hot exhaust gases from the melt and collecting the melt. | 09-29-2011 |
20110113724 | INSULATION BUILDING SYSTEM FOR A BUILDING STRUCTURE - The present invention concerns an insulation building system comprising an assembly having at least one frame profile, a plurality of joining profiles and insulation panels, wherein the insulation panels are retained between the joining profiles. | 05-19-2011 |
20110107721 | INSULATION PANEL FOR A BUILDING SYSTEM AND A METHOD AND APPARATUS FOR PRODUCING SUCH INSULATION PANEL - The present invention concerns an insulation panel for fitting between profiles in a framework of an insulating building system for an external building structure, such as a wall or a roof, or an internal building structure, such as a partitioning wall or a ceiling or floor structure, said panel comprising substantially parallel first and second main surfaces with substantially parallel, oppositely situated first and second profile contact sides and substantially parallel, oppositely situated third and fourth sides between said main surfaces. In addition, the invention concerns a method of producing insulation panels and an apparatus for producing insulation panels according to the method. | 05-12-2011 |
20100115872 | Substructure for Aligning a Building Cover Structure and an Assembly Bracket for Use in Such Substructure - The present invention concerns a substructure for aligning a building cover structure for an insulated wall ( | 05-13-2010 |
20100109197 | MOLD FOR GLASS SUBSTRATE MOLDING, METHOD FOR PRODUCING GLASS SUBSTRATE, METHOD FOR PRODUCING GLASS SUBSTRATE FOR INFORMATION RECORDING MEDIUM, AND METHOD FOR PRODUCING INFORMATION RECORDING MEDIUM - The present invention relates to a method of making mineral fibres, comprising providing a circulating combustion chamber ( | 05-06-2010 |
20100058810 | PRODUCTION OF MINERAL FIBERS - The present invention relates to a process for the production of mineral fibers and to an apparatus which can be used in such a process. In particular, the process of the present invention comprises: providing a furnace; charging to the furnace mineral materials which comprise iron oxides; melting the charged mineral materials in a reducing atmosphere, such that there is a base zone in the furnace in which molten iron collects, and a melt pool above the base zone where mineral melt collects; removing mineral melt from the furnace and converting it to mineral fibers; and removing molten iron from the base zone. During the process, an additive is released directly into the base zone of the furnace wherein the additive comprises one or more substances selected from oxidizing agents and non-reducing gases. | 03-11-2010 |
20100043496 | PROCESS AND APPARATUS FOR MAKING A MINERAL MELT - The invention relates to a method of making a mineral melt comprising providing a circulating combustion chamber ( | 02-25-2010 |
20090126287 | ACOUSTIC PANEL AND MANUFACTURING METHOD - An acoustic panel ( | 05-21-2009 |
20080209804 | Substrate For Plants Comprising Quantification Means - The invention relates to a substrate for a soil-free cultivating or growing of plants. The substrate comprises slab ( | 09-04-2008 |