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WO/2000/001518A1 |
The invention relates to a hydrostatic mechanical transmission for driving a mixing drum. Said gear consists of a hydraulic motor (1), a transmission housing (2), with or without several planet pinions (16), and a driving flange (9) whic...
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WO/1999/067074A1 |
A mixer capable of effectively preventing the running-out of base paper during gypsum board production and an ensuing production interruption and a method of producing a gypsum board using the mixer, the mixer being provided at the slurr...
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WO/1999/061546A1 |
The invention relates to a method and device for consolidating the surfaces of rocky soils, especially for providing temporary protection for tunnels or the like in civil engineering and/or underground structures, whereby a dual componen...
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WO/1999/057374A1 |
A self-propelled pavement groove filling apparatus (10) includes an engine, a groove clearing air spray device (116), a mist spray device (120), a product hopper (204), a product dispensing device (220, 224), a water storage device (228)...
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WO/1999/054104A1 |
A method and a mixing plant (10) for mixing together components comprised in a cement mixture. The components are added separately to a first chamber (12) equipped with an agitator (14, 16, 16', 18, 18') in which they are stirred and mix...
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WO/1999/054050A1 |
A method for separating magnetic particles dispersed in a fluid by magnetic attraction, characterized in that an object fluid in which magnetic particles are dispersed is passed through a magnetized rotary tube, magnetic particles are ma...
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WO/1999/048663A1 |
A portable mixer (10) for use with an open top mixing container (38) for mixing concrete or the like as having a pair of inboard rotary mixing blades (22, 24) and a pair of outboard mixing blade assemblies (26, 28) mounted on a generally...
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WO/1999/048603A2 |
The apparatus may be used to mix a variety of materials including grains, food ingredients, fertilisers, paints and so forth. The dismantable mixing apparatus can be used when there is a requirement to transport the mixing apparatus in a...
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WO/1999/043478A1 |
The invention relates to a method for producing foaming substances, especially foaming cement substances, consisting essentially of a starting product (A), especially cement paste, and a foaming agent (18). The inventive substances are p...
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WO/1999/042266A1 |
The present invention essentially relates to a method for preparing rapidly-curing cellular building mixtures which include a gypsum-containing mineral binder. The mineral binder is continuously fed at a given inclination into a mixing a...
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WO/1999/031015A1 |
A method and apparatus for treating liquids or slurries includes first and second nozzles (57, 58) each having an inlet (105, 106) coupled to a liquid or slurry source (54) and an outlet (109, 110). A first vortex nozzle (71) rotates a f...
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WO/1999/029407A1 |
The invention relates to a twirling stick for a mixing device with two mixing sticks arranged at a distance in a substantially parallel position with respect to its rotational axis and a conveyor spiral arranged thereon, whereby said mix...
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WO/1999/012712A1 |
An improved mixer for cementitious materials is described. This mixer is mobile and carried to the desired site and comprises a series of tanks (6, 6a, 6b, 6c, 6d) and bins (8, 10, 11) for containing the material to be mixed. The device ...
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WO/1999/010148A1 |
A mobile system and process for manufacturing cement additives and/or concrete admixture products comprise tanks (14, 16, 18, 20, 22) each containing a different raw material. Pumps (24, 26, 28, 30, 32) operate to transfer the raw materi...
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WO/1999/010294A1 |
A method for forming and shaping powder mixtures involves compounding, homogenizing, and plasticizing components to form a mixture. The components are powder materials, binder, solvent for the binder, surfactant, and non-solvent with res...
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WO/1999/010296A2 |
The invention relates to a method for producing foaming materials with an inorganic base, especially a phosphate base. Said materials consist of at least two aqueous, essentially inorganic constituents A and B. The aim of the invention i...
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WO/1999/010150A1 |
The invention concerns a method for producing foam materials, based on inorganic substances, in particular based on phosphate, formed from at least two substantially inorganic aqueous constituents A and B. Said method enables the precise...
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WO/1999/008848A2 |
A silo for storing construction material mixtures comprises an upper silo portion (1), a lower silo portion, (2) and a material intake device (3). The upper silo portion (1) comprises a main chamber (10) having a main chamber bottom end ...
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WO/1998/055235A1 |
The invention relates to a method for reprocessing unset concrete rests and concrete residues obtained when cleaning devices used for concrete production and transport and concrete reprocessing facilities, which rests and residues are pr...
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WO/1998/052883A1 |
The invention relates to a method for producing refractory compositions and more particularly to a method for producing castable refractory compositions which comprises combining appropriate quantities of bulk particulate refractory aggr...
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WO/1998/051634A1 |
The invention relates to a method and device for producing storage mineral constituents to immobilize harmful substances and to produce building components, specially building slabs and mixtures. The storage minerals are obtained by mixi...
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WO/1998/043726A1 |
Apparatus for the rapid production of concrete comprising a grout slurry forming device, a cyclonic mixer for aggregate and a weighing device for feeding weighed amounts of aggregate to the cyclonic mixer. The slurry forming device inclu...
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WO/1998/042637A1 |
This invention relates to Masonry Building Products inflated by an inert gas in such manner that the final Specific Gravity of the Product is lower than the original composition of components contained in the product. To inflate the aque...
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WO/1998/032577A1 |
The invention relates to a method and apparatus for producing high density slurry and paste backfills for use in mining operations and to associated backfill paste production facilities which incorporate the aforesaid method and apparatu...
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WO/1998/022271A1 |
This installation is characterised in that it comprises means for inserting a magnetic card, a smart card or any other data medium, into a processing terminal ensuring: the display of choices offered to the client, in terms of the final ...
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WO/1998/017451A1 |
There is disclosed a barrel mixer (11) comprising a support (12) for a rotary mixer barrel (13), including a tipping arrangement (14) for said barrel (13) limiting tipping between a mixing position in which the barrel (13) is angled so a...
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WO/1998/017450A1 |
This invention relates to an apparatus for forcibly reducing air volume of concrete and a method therefor. The apparatus is comprised of an agitator (10) having the concrete therein, a sealable flange (50) blocking an opening for allowin...
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WO/1998/013563A1 |
A spray nozzle of the type adapted to feed a liquid to a material being sprayed therefrom comprises a tubular spray conduit around which is arranged an annular feed port, this feed port being closed in a liquid-tight manner by resilient ...
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WO/1998/008663A1 |
A concrete mixer (1) comprises a frame (12), struts (13, 14), a mixing trough (2) which turns about a rotation axis (R), a stirrup (3) supporting the trough (2) for its rotation, the stirrup-trough assembly capable of being tilted, a dri...
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WO/1998/005483A1 |
The process is implemented in a plant which comprises a homogenising apparatus (1) consisting of a first vertical container (10) having axial stirring devices (11) and peripheral stirring devices (12) with independently actuated blades (...
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WO/1997/050278A1 |
A heating system for a hot melt mix applicator hose (22) and dispenser wand (24) comprises a three phase heating element (30) powered by a generator (166) that is a vehicle alternator (194) driven by an internal combustion engine (52) to...
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WO/1997/047447A1 |
Mixing apparatus is provided which has particular application for mixing sand and cement to produce an aerated cement. The apparatus includes a mixing vessel (10) which has an inlet (14) for solids at one end and an outlet (16) for mixed...
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WO/1997/040969A1 |
An apparatus to feed a constant flow of concrete comprises two hydraulic cylinder-piston units (2, 3), acting alternately so as to operate two corresponding pistons (22, 23) feeding the concrete to a concrete delivery pipe (17) through a...
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WO/1997/036723A1 |
The invention relates to a hydrostatic-mechanical drive for a mixing drum, especially of a mobile concrete mixer. The pistons (24) of a hydraulic motor (25) are spring-loaded so that their rollers (25) constantly bear on a cam surface (2...
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WO/1997/032702A1 |
A mixing barrel assembly (100) has a screw-flight (118) provided with a resilient wear resistant coating (91) along at least its free edge portion. The coating may cover the entire internal surface of the barrel assembly (100) which may ...
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WO/1997/027981A1 |
This invention applies to a concrete mixing plant, with an aggregate storage (1) to which a central part (8) is fixed, forming a whole. In the concrete mixing plant there is a conveyor (2) that transfers the aggregate to the aggregate mi...
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WO/1997/027982A1 |
Cementitious products in form of either single-layer tiles or slabs or of blocks to be subsequently sawed in form of said slabs are prepared from a mixture of a granulated stone material having a selected particle size, and from a bindin...
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WO/1997/026121A1 |
The invention concerns a process for manufacture of pourable and/or pumpable building materials, especially pourable toppings, consisting of water (A), binding agent (B) and aggregates (C), especially sand and, where necessary, additiona...
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WO/1997/025261A1 |
The invention concerns a container for flowing or pourable materials especially for plaster or mortar etc. with a frame (12), a first container (16) supported by the frame having an inlet and an outlet (18), a screw feed (32) arranged un...
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WO/1997/023337A1 |
The invention provides an improved method and apparatus for preparing foamed gypsum products. The invention utilizes a single mixing chamber (10). In the method and apparatus of the invention the point of insertion of aqueous foam into c...
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WO/1997/015427A1 |
A process for the preparation of a modified kaolin from a kaolin group mineral which includes expansion and contraction of layers of the kaolin group mineral. The layers comprising one Si-tetrahedral sheet and one Al-octahedral sheet. Th...
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WO/1997/005079A1 |
An additive for concrete, mortar or grout comprises at least one admixture material in a compacted unit of selected amount, the unit having strength sufficient to maintain structural integrity during handling and storage, but having suff...
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WO/1997/002120A2 |
A system which designs concrete to have desired rheological properties and multiple embodiments of a concrete profile measuring unit. The system includes a concrete plant, the measuring unit and a mix changing unit. The concrete profile ...
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WO/1997/000124A1 |
The invention relates to a method and an apparatus for homogenizing bulk material, wherein the bulk material is supplied from above into a container which is restricted sidewards and downwards and is fed out by means of a feeding out con...
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WO/1996/037286A1 |
This invention is an efficacious combination of a reactor system and solution that makes possible a process to treat slurried materials, especially clays, and produce characteristics in the materials that are both highly uniform and idea...
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WO/1996/030179A1 |
A portable hand-held concrete, mortar and gypsum mixer comprises a small gasoline powered implement having a drive shaft (16) extending generally downward from the handles (18) to a gear box (22). A transverse shaft (24) driven by the dr...
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WO/1996/028290A1 |
A concrete plant (11) is disclosed, incorporating a high intensity, low power mixer (22) for preparation of a grout of uniform consistency, combined with gravel at the entrance to the drum of a mixing truck.
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WO/1996/028289A1 |
A process of making a light weight, cementitious, three-dimensional structure such as a building panel which includes the steps of measuring a quantity of water, measuring about 425 kilograms of cement, and between approximately 40 to 60...
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WO/1996/023639A1 |
A fully hydraulic concrete plant including skips for aggregates (1) and sand (21), conveyors (7, 21) for transporting these materials, a powder skip and screw conveyors (5, 6) for the powder. The plant further comprises weighing systems ...
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WO/1996/020396A1 |
The invention pertains to a system for monitoring and controlling the material composition and plastic or ductile deformation of the substance flow in a machine, consisting of measuring sensors (position pickups 10, 16) in contact with t...
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