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WO/2021/023598A1 |
The invention relates to a cement premixer (1) comprising: a treatment container (2) having a treatment space (20), the treatment container (2) having a side wall (21) and a bottom (22); at least one stirring unit (3; 3.1, 3.2), which ex...
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WO/2021/025569A1 |
The device and procedure for cooling fresh concrete at elevated temperatures enable efficient cooling of fresh concrete, which is achieved by the subject device comprising: cooling station (1) with measuring and regulating equipment (2) ...
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WO/2021/016883A1 |
The present invention discloses a leak-proof device for concrete mixing truck, the leak-proof device includes a leak-proof tank, a base and a chain, the bottom portion of the leak-proof tank and the base are connected by a pin shaft, the...
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WO/2021/021836A1 |
Described are a method and system for coordinating the delivery and placement of concrete loads at a job site, and more particularly to adjusting a set time value or value range of the concrete loads, thereby to facilitate finishing or o...
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WO/2021/012036A1 |
Repair mortar and methods of preparing repair mortar are provided. The repair mortar comprise a cement binder, fine aggregate and cellulose fibrils. In some embodiments, the cellulose fibrils are dispersed uniformly throughout the repair...
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WO/2021/012937A1 |
A preparation method for high-strength coral concrete. The high-strength coral concrete is prepared by the following raw materials in parts by mass: 25-63 parts of a cementing material, 45-58 parts of coral aggregate, 10-16 parts of mixi...
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WO/2021/000659A1 |
Disclosed is a lightweight rotary sealing mechanism for sealing an opening at the rear portion of a mixing drum of a concrete mixer truck. A central material cylinder is disposed at the center of the rear portion of the mixing drum, and ...
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WO/2021/001675A1 |
A vehicle (1) for continuously producing concrete comprises a gravel container (5), a sand container (6), a cement container (7) and a tank (8) for water. The vehicle (1) is further provided with a mixer (9) for mixing a plurality of ing...
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WO/2020/259283A1 |
The present invention relates to the field of petroleum engineering equipment, and in particular to a mixing device, comprising a first vessel, a second vessel, a first stirring device, a second stirring device and a valve, wherein the f...
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WO/2020/260375A1 |
The invention relates to a method for manufacturing elements (10) comprising hydraulic binder and aggregates, said method comprising: - mixing a dry mortar composition comprising hydraulic binder and aggregates with water, to form a wet ...
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WO/2020/258752A1 |
A moisture content detection system (1) for a material, a moisture content detection method for a material, and a mixing station. The moisture content detection system (1) for a material comprises: a dispensing device (10) comprising mul...
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WO/2020/260377A1 |
The invention relates to a system for implementing a manufacturing method of construction elements (10) comprising hydraulic binder and aggregates, said system comprising: - a mixing device (40) adapted to mix a dry mortar composition co...
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WO/2020/253159A1 |
A liquid metering device, a metering and feeding system and a mixing station. The liquid metering device comprises: a first metering hopper (102), a second metering hopper (104) and a first weighing sensor (106) for weighing the first me...
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WO/2020/253944A1 |
The invention relates to a vehicle for producing a curable concrete mixture, comprising a vehicle chassis with transport means (7,8) and ingredient containers (2, 3, 4, 5, 6) for containing concrete ingredients, wherein the ingredient co...
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WO/2020/248763A1 |
Disclosed is a screw compression disengaging/engaging rotary sealing mechanism, for use in sealing a rotating barrel. A central cylinder coaxial with the rotating barrel and integrally rotating with same is provided at the rear end of th...
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WO/2020/242169A1 |
The present invention relates to a finishing material composition, and a preparation method therefor and a construction method using same and, more specifically, to a finishing material composition, a preparation method therefor and a co...
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WO/2020/224335A1 |
Disclosed in the present invention is an automatically sealing screw-on rotary sealing apparatus for a rotating barrel. The rotating barrel is mounted on a chassis, and a central drum coaxial therewith is mounted at the back end of the b...
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WO/2020/216940A1 |
Method and installation (100) for providing a batch of fresh concrete having a temperature in a predetermined temperature range at a remote point of use, whereby a control unit (140) controls at least one step of cooling of cement and/or...
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WO/2020/216473A1 |
The present disclosure relates to a hydraulic drive system having a hydraulic circuit architecture operable in first and second modes. In a first mode, a main hydraulic pump (22) is used to drive a hydraulic actuator (24) via a closed hy...
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WO/2020/213611A1 |
Provided is a pretreatment mixing stirrer which is disposed at a front stage of a slurry formation mixing stirrer for making gypsum slurry by kneading calcined gypsum and water and performs pretreatment by mixing the calcined gypsum with...
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WO/2020/210173A1 |
A device that compensates for abrupt variations in fluid flow rate for a pump line is described. One or more aspects pertain to a system to accomplish automated in-situ placement of a concrete wall or embankment, where a fluid concrete i...
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WO/2020/206541A1 |
The present description relates to methods of producing a wet-cast slag-based concrete product particularly where the wet-cast slag-based concrete product is cast, pre- conditioned and cured with carbon dioxide inside a mould and/or insi...
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WO/2020/206540A1 |
The present description relates to a method of producing a wet-cast slag-based concrete product particularly where the wet-cast slag-based concrete product is partially or completely set inside a mould, pre-conditioned outside of the mou...
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WO/2020/210080A1 |
There is described a system for determining air content of fresh concrete received in a drum of a concrete mixer. The system generally has a high energy photon source mounted to the drum and emitting high energy photons towards a photon ...
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WO/2020/201476A1 |
The invention relates to a container, wherein the container comprises a wall and a valve, wherein the wall defines an interior cavity, wherein the cavity has an adjustable volume, wherein the cavity contains a composition, wherein the co...
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WO/2020/203035A1 |
A mixer drum operation panel display device (100) is provided with a controller (20) for determining the state of a plurality of operation panels (41-44) provided for operating a mixer drum (2) mounted to a mixer truck, and a display uni...
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WO/2020/200578A1 |
According to the invention, on the basis of the operating parameters detected when filling a mixing drum (1) driven by an electric motor (2), the future load of the electric motor (2) which would arise in further normal operation is dete...
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WO/2020/200684A1 |
The invention relates to a drive train for a mixer drum (MT), wherein the drive train comprises a generator (G) which outputs a first alternating voltage to a first converter (SR1), wherein the first converter (SR1) is connected to a hig...
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WO/2020/201472A1 |
The invention relates to a method and a device for controlling the delivery rate (PQ) of a concrete pump (1) for filling a formwork arrangement (2) with a pumpable filling compound (3) in dependence on curing-relevant material and ambien...
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WO/2020/200584A1 |
The invention relates to a mixing drum which is rotated by an electric motor, wherein the torque of the electric motor is determined. The filling level of the mixing drum is determined during emptying on the basis of stored torque values...
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WO/2020/187635A1 |
The invention relates to a system (1) for applying a building material comprising: a mixing device (10) for mixing individual components of the building material into a curable building material; a pressure head (3) which can be moved in...
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WO/2020/187633A1 |
The invention relates to a method for applying a curable building material, in particular in an additive method, comprising the steps of: - providing at least two separate components of the building material; - adding the at least two se...
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WO/2020/177043A1 |
Disclosed is an integrated sand mixer, realized in the form of a vane agitating type sand mixer. The sand mixer has a sand dosing device and an agitating drum, wherein pre-mixing vanes (7) are arranged in the sand dosing device, and a pr...
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WO/2020/168425A1 |
A shotcrete nozzle assembly comprising: a tubular body including a body sidewall defining a central passageway extending along a central longitudinal passageway axis, and water dispensing bores extending through the body sidewall and inc...
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WO/2020/168426A1 |
A shotcrete nozzle assembly comprising: a tubular body operatively connectable to a concrete source, the tubular body including a stream controlling section for controlling a stream of fresh concrete projected from an outlet body end, th...
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WO/2020/163945A1 |
Systems and methods of sequestering carbon dioxide in concrete are described herein. The methods include combining water and a foaming agent to form a foaming agent mixture, adding a gas comprising carbon dioxide to the foaming agent mix...
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WO/2020/168028A2 |
Embodiments of a system and a method for continuously manufacturing a joint compound can be used to produce ready mix joint compound. The system includes means for continuously mixing wet and dry joint compound ingredients together and m...
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WO/2020/167728A1 |
Example embodiments provide systems and methods for formulating and evaluating a construction composition (such as a mixture for concrete, asphalt, mortar, etc.). According to exemplary embodiments, a predictive model, artificial intelli...
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WO/2020/161589A1 |
The invention relates to a mobile cement processing machine 10 which is configured to produce at least two different concrete products, namely aircrete or foam concrete and regular cement. To this end, the machine 10 includes a trailer 1...
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WO/2020/155916A1 |
A vibration device for a mixing machine, comprising a vibration transmission device (1), a transmission shaft (5), bearings I (7), a bearing seat I (6), a bearing II (11), a bearing seat II (10), and a mixing shaft (13); the transmission...
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WO/2020/155586A1 |
Disclosed are a gypsum slurry foaming processing method and device. The method comprises: step A, acquiring a mechanical structure parameter of a mixing machine for producing gypsum, parameter information of a gypsum slurry mixture for p...
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WO/2020/155896A1 |
Disclosed is an integrated rotary sealing system, comprising a rotary cover, a rotary drum, a rotary support, a moving frame, a feeding hopper, a discharging drum and so on. The rotary cover is mounted on the moving frame by means of an ...
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WO/2020/155566A1 |
Disclosed is a gypsum slurry mixing machine, comprising a machine shell, wherein the machine shell comprises a bottom portion and a cylindrical side wall; the bottom portion of the machine shell is provided with a rotating plate in an at...
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WO/2020/155917A1 |
A vibration device for a mixing machine, comprising a vibration transmission device (1), a transmission shaft (2), a mixing shaft (3), bearings I (4), a bearing seat I (5), a bearing II (6), and a bearing seat II (7). The transmission sh...
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WO/2020/147266A1 |
Disclosed is an interlocking block production device system for waterway regulation. A stirring tank and a buffer tank are successively fixedly mounted on a stirring stand from left to right. Symmetrically arranged distribution frames ar...
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WO/2020/147280A1 |
A concrete stirring apparatus for producing interlocking blocks, comprising a stirring tank (1), a bracket (2), a material storage tank (3), and a conveyor belt (4), the stirring tank (1) being mounted on the bracket (2), one side of the...
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WO/2020/150682A1 |
One aspect of the present invention pertains to methods of forming concrete structures. Another aspect of the present invention pertains to systems for forming concrete structures. Another aspect of the present invention pertains to devi...
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WO/2020/139557A1 |
A system (200) for preparing a dry process material (202) includes a sealed container (208) that holds and seals the dry process material (202) therein and prevents airborne dust or particles from the dry process material (202) from esca...
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WO/2020/121952A1 |
Provided is fibrous cellulose that is used for manufacturing a primer for concrete pump pumping, said primer having superior dispersion stability and pumpability and containing a calcium carbonate powder.　Fibrous cellulose that is used...
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WO/2020/119390A1 |
Disclosed is a rotary sealing apparatus for a non-fixed rotary axis concrete mixer vehicle. The concrete mixer vehicle comprises a mixing bucket and a mobile part and is provided with a rotary sealing cover rotating with the mixing bucke...
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