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7824095 |
Package for fibres and a method for the application thereof
A package for reinforcing fibers to be used in production of fiber concrete or similar materials. The package has a continuous, elongated design with a circular, elliptical, square, rectangular or...
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7766537 |
Lightweight foamed concrete mixer
An apparatus for on-site manufacturing of lightweight concrete used for insulation in roof decks and roof systems of building structures. The apparatus is supported on a transportable trailer frame...
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7660648 |
Methods for self-balancing control of mixing and pumping
Methods for controlling the in-feed and discharge rates of materials flowing into and out of a mixing process where one priority is to achieve a target mixture flow rate from the mixing process and...
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7620481 |
Systems for self-balancing control of mixing and pumping
Systems for controlling the in-feed and discharge rates of materials flowing into and out of a mixing process where one priority is to achieve a target mixture flow rate from the mixing process and...
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7572048 |
Apparatus for highly controlled color distribution in mass produced concrete products
An apparatus for highly controlled color composition and distribution within the face mix of semi-dry concrete mix paving stones is disclosed.
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7225932 |
System units for treatment of aggregate material
An aggregate storing and classifying mechanism for production of asphalt in plants, comprising a body (2) having plurality of circular sections (6) arranged in a manner of substantially surrounding...
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7178972 |
Recycled material mixing machine
A machine for combining powder material with cohesive site-won spoil has an input hopper which provides a preliminary breaking up step. Some lime is added from a lime feeder as the material is...
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7050886 |
Chemical dispensing system for a portable concrete plant
A computer controlled pumping and measuring system is used to dispense chemicals into a concrete mix. The redundant use of positive displacement pumps and flow meters ensure that any problems with...
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6945686 |
Method for dosing reinforcing fibres for the manufacturing of fibre concrete and the chain packing used
A method for dosing reinforcing fibers in a mixing silo during the manufacture of fiber concrete. The reinforcing fibers as supplied in a chain packing of sacks. The sacks may be made of material...
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6929393 |
Asphalt production plant
An asphalt production plant includes an asphalt binder storage tank, a mixer for mixing asphalt binder and aggregate materials, an asphalt binder pumping system for conveying asphalt binder to the...
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6923565 |
Process and equipment for producing concrete products having blended colors
A process and equipment for producing multi-color concrete products, including architectural concrete blocks, concrete bricks, modular concrete products that are suitable for use in landscaping...
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6486475 |
Method and apparatus for determining liquid absorption of aggregate
A method of determining liquid absorption of an aggregate comprises providing a sample of the aggregate, adding liquid to the sample, subjecting the sample to a light source signal, monitoring a...
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6223871 |
Cable drum with integrated frequency converter
A cable drum has a rotating winder fitted in a mounting and a frequency converter fitted on the winder. At least one socket outlet of the winder is electrically coupled to the frequency converter...
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6183123 |
Fiber additive concrete manufacturing method
A method of manufacturing concrete with a fiber additive and other ingredients including the steps of mechanically manipulating a shipping container (36) having a gross amount of fiber additive...
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6120172 |
System and method for providing raw mix proportioning control in a cement plant
A system and method for providing raw mix proportioning control in a cement plant. A raw mix proportioning controller determines the correct mix and composition of raw materials to be transported...
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6120173 |
System and method for providing raw mix proportioning control in a cement plant with a gradient-based predictive controller
A system and method for providing raw mix proportioning control in a cement plant with a gradient-based predictive controller. A raw mix proportioning controller determines the correct mix and...
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6085912 |
Apparatus for sorting and recombining minerals background of the invention
An apparatus for separating a mixture of mineral particles and recombining the mineral particles in an alterable, controlled fashion to create a plurality of products each having a predetermined,...
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5971600 |
Transportable apparatus for combining waste material with a stabilizer material
A transportable apparatus for intimately combining a waste material with a stabilizer material comprises a first reservoir for receiving, containing, and discharging a waste material. The first...
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5810470 |
Device and method for mixing mortar with a specific ratio of sand, cement and water
A mixing device (1) having at least two concentric tubular elements (2, 3) including an outer tubular element (2) and an inner tubular element (3) inside the outer tubular element, the outer...
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5803596 |
Method and apparatus for high capacity production of finished aqueous foam with continuously adjustable proportioning
An apparatus for continuous production of finished foam material, in which the proportions of the constituents are monitored and continuously adjustable during operation of the machine. The liquid...
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5795060 |
Method and apparatus for continuous production of colloidally-mixed cement slurries and foamed cement grouts
An apparatus for high capacity production of high-fluidity, colloidally mixed cement slurry. Water and cement dust are combined at metered rates by a premixing assembly which discharges into a...
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5785421 |
Mobile modular concrete batch plant
A batching module for a mobile batching plant includes an open three dimensional frame with first and second end cells defined therein and a third intermediate cell defined between the end cells. A...
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5653533 |
Apparatus and method for introducing liquid additives into a concrete mix
A concrete mixing system includes reservoirs of liquid additives, where the additives are combined with concrete mix to add desired properties thereto. These reservoirs of liquid additive are...
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5580166 |
Cement pump for a wet spray system
In a concrete pump for wet spraying, in which standard concrete is pumped to a mixing jet, compressed air and if necessary a hardening accelerant are mixed into the concrete stream, which is...
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5452954 |
Control method for a multi-component slurrying process
A method of controlling a continuous multi-component slurrying process at an oil or gas well comprises continuously flowing substances for creating a slurry in response to a slurry flow rate factor...
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5433521 |
Batcher plant for producing ready-mixed concrete
A batcher plant for producing ready-mixed concrete is miniaturized by disposing, side by side on a trestle, a cement-paste making unit with cement measuring means and a stationary cement-paste...
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5215372 |
Aggregate storage apparatus for use in producing asphaltic mix
An asphaltic mix batch apparatus which comprises a tower which mounts a number of aggregate storage bins, a weigh hopper underlying the storage bins, and a pugmill underlying the weigh hopper....
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5186538 |
Core and molding sand preparation apparatus with adjustable mixing blade
A molding sand preparation apparatus of the mixing-bowl type is suitable for preparing face sand or back sand without structural modification. The apparatus includes sand hoppers and resin and...
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5149192 |
System for mixing cementitious construction materials
A system which includes method and apparatus for the delivery of cementitious materials to a construction site using a transportable machine, a truck with an extensible crane, a containment frame,...
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5118197 |
Process for mixing two liquids
An apparatus and a process for mixing water from a pressurized source and an additive or admixture for a cementitious composition in a mixing chamber comprising introducing, in the form of a jet,...
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5098666 |
Device for metering at least two flowable reaction components into a mixing chamber
In a device for metering at least two fluid reaction components into a mixing chamber, flexible displacement elements (1, 2; 47, 48, 49, 50) are provided in each container chamber (43, 44, 45, 46)...
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4997284 |
Concrete and mortar distribution process and apparatus
Process and apparatus are provided to distribute specified, premixed quantities of dry mortar mix and cement to a construction site. Bulk bags and a hopper apparatus are transported to the...
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4963031 |
Cement slurry batcher apparatus and process
A novel process and apparatus for discharging, on a batch basis, cement and water as a slurry or in the form of separate discharges of slurry and cement, where the materials so discharged contain a...
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4956821 |
Silo and delivery system for premixed dry mortar blends to batch mixers
An improved silo and delivery system for efficiently handling dry mortar-blend compositions at construction sites is disclosed. Mortar-blend compositions are premixed to desired specifications and...
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4802139 |
Apparatus for producing a heated reproduction asphalt mixture
Disclosed are a method of and an apparatus for producing a heated reproduction asphalt mixture, in which a new material and a normal-temperature waste material, the water content of which is set at...
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4712919 |
Continuous soil mixing apparatus
A continuous soil mixing apparatus including a series of soil feed hoppers and a mixing chamber, all supported over an elongated, endless, single conveyor belt to carry layers of soil of different...
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4638971 |
Machinery skid
A modular skid frame for supporting cement pumping equipment includes three interlockable sections which, when assembled, define two longitudinal support members and a plurality of transverse...
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4626104 |
Method and apparatus for mixing particulate materials
A method and apparatus for blending particulate materials in which a plurality of blending chambers receive, by a series of installments, pre-mixed ingredients so as to ensure that each blending...
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4624575 |
Cement mobile mixer
A cement mobile mixer for mixing concrete from sand, aggregate, cement and water.
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4615489 |
Process and apparatus for the preparation of a mix composed of mineral fibers and inorganic hydraulic binders
Process and apparatus for the preparation of a mix composed of mineral fibers and of inorganic hydraulic binders in particle or liquid form. A bale of fibers is continuously defibrated. The fibers...
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4585353 |
Apparatus for the preparation and application in situ of blends of structural material
A process for the preparation and immediate use in situ of ready to use blends of structural material, such as plaster, mortar, stucco, tile adhesive or similar blends, which, in contrast to the...
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4569025 |
Method of preparing foundrys and by measuring moisture and compressibility
A method of preparing foundry sand by measuring moisture and compressibility includes the steps of determining a set of desired characteristics for compressibility and for moisture in accordance...
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4368984 |
Mixer apparatus
A new and improved mixer apparatus is especially adapted for use in a program controlled system for making foundry molds and includes a mixing device for dispensing a mixture of molding sand and...
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4298288 |
Mobile concreting apparatus and method
A mobile concreting apparatus and method which may be used, in particular, for on-site construction of swimming pools. It includes a vehicle supporting a plurality of containers, each adapted to...
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4235739 |
Canister method of disposing of radioactive waste
A substantially cylindrical canister is oriented in an upright position with its fill hole directed upwardly, and hydraulic cement is loaded into the top of this canister. The canister is then...
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4190369 |
Method and apparatus for making molds
Apparatus of the invention includes a dispenser for mixing an discharging layers of the molding material onto the mold forming pattern, and means for producing selectively controlled relative...
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4158510 |
Cementing skid with recirculating mixer
A machinery skid unit comprising a machinery skid frame including a plurality of longitudinal frame members, cross-members mounted thereon and extending outwardly therefrom and a plurality of...
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4155654 |
Apparatus for continuous preparation of sulfur asphalt binders and paving compositions
Apparatus is disclosed for continuous preparation of a blend of liquid sulfur in fluid asphalt in specified proportions to provide a dispersion of fine sulfur droplets in the asphalt, particularly...
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4050864 |
Apparatus for manufacturing concrete panels with surface pattern decorations
An apparatus for manufacturing concrete panels with surface decoration patterns thereon said surface decoration patterns being formed by finishing material containing color cement or pigments or...
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4022439 |
Fibrous concrete batch forming system
An improved fibrous concrete batch forming system. The system includes a conveyor for introducing concrete ingredients in solid form into a mixer or the like together with apportioning devices for...
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