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us7422359b1 method of mixing cement and water for

us7422359b1 method of mixing cement and water for

US7422359B1 - Method of mixing cement and water for ...

A high-speed turbine mixer combines water and cement into a pre-mixed cement paste that is added to aggregates to create a concrete mix. The turbine mixer includes a housing that cooperates with an auger to move dry cement into a mixing chamber where water is added. A mixing plate rotates at high speed to break up water and cement into small particles that enhances the hydration of the cement ...

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US4406548A - Mobile concrete mixing apparatus - Google Patents

US7422359B1 (en) 2003-02-28: 2008-09-09: Zimmerman Industries, Inc. Method of mixing cement and water for concrete production US7281839B1 (en) * 2003-02-28: 2007-10-16: Zimmerman Industries, Inc. Turbine cement/water mixer for concrete production US7258922B2 (en ...

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Methods for Mixing of Concrete Their Procedure Precautions!

Sep 17, 2019  This method of mixing is very useful for several places i.e. in congested area, at night concreting work, at large construction site etc. In the ready mix concrete, water/cement ratio can be controlled easily as compare to the other mixing methods.

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BATCHING AND MIXING

September 1, 2003 CONCRETE MANUAL 5-694.431 (1) In order to determine whether or not the concrete meets specification requirements for cement content, water-cement ratio, etc. the Inspector must know the exact amount of materials used in mixing the concrete.

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Mixing Concrete - Dos and Don'ts - Bob Vila

Concrete holds a place of honor in both the professional construction and do-it-yourself worlds. When mixed correctly, this simple combination of aggregate, cement, and water becomes strong and ...

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Cement Mixing - an overview ScienceDirect Topics

Xu Huang, Sakdirat Kaewunruen, in New Materials in Civil Engineering, 2020. 27.1.1 Background. Concrete is made by mixing cement, coarse and fine aggregate, water, and sometimes other substances. It is widely used for construction and has high compressive strength, high stiffness, and low cost [1].The obvious disadvantage of concrete is its weak tensile strength that can easily induce

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Concrete Mixing Methods and Concrete Mixers: State of the Art

Apr 01, 2001  2.1.2 Pan Mixers . All pan mixers work on basically the same principle []: a cylindrical pan (fixed or rotating) contains the concrete to be mixed, while one or two sets of blades rotate inside the pan to mix the materials and a blade scrapes the wall of the pan.The shapes of the blades and the axes of rotation vary. Figure 4 shows the different combinations of blade configurations and pan.

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US4406548A - Mobile concrete mixing apparatus - Google Patents

US7422359B1 (en) 2003-02-28: 2008-09-09: Zimmerman Industries, Inc. Method of mixing cement and water for concrete production US7281839B1 (en) * 2003-02-28: 2007-10-16: Zimmerman Industries, Inc. Turbine cement/water mixer for concrete production US7258922B2 (en ...

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high speed concrete mixer

US7422359B1 - Method of mixing cement and water for ... A high-speed turbine mixer combines water and cement into a pre-mixed cement paste that is added to aggregates to create a concrete mix. The turbine mixer includes a housing that cooperates with an auger to move dry cement into a mixing chamber where water is added.

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Methods of Concrete Mix Design: 5 Methods Concrete ...

The final mix proportions selected after trial mixes, may need minor adjustment. In case of fly ash cement concrete, water content may be reduced by about 3 to 5% and proportion of fine aggregate may be reduced by 2 to 4%. 4. American Concrete Institute Method of Mix Design:

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US4834542A - Mixer for pulverous and liquid materials ...

The result is a remarkable degree of mixing of the water and cement and has applications for oil field services. The invention consists of a centrifugal mixer with an upper rotor (3) for projection of particles, which is hard-mounted to rotor (4) allowing centrifuging of fluid (15). The invention lies in the creation of a low-pressure zone ...

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Concrete for Fence Post Holes – To Mix or Not to Mix ...

Jun 29, 2012  To Mix or Not to Mix? That is the Question! I get this question a lot from customers that have an installer doing their fence. The installer walks up to a post hole, tosses in a bag’s worth of dry concrete mix, adds a little water on top and claims it will set on its own below grade with the moisture from the ground. So, the questions I get is ‘that the proper way to do it?’.

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How to Use Prepackaged Concrete Mix (with Pictures) - wikiHow

Nov 30, 2020  Alternatively, when mixing concrete in a wheelbarrow, the water is added first and dry mix introduced after. The Portland cement, the key ingredient in concrete, is introduced to standing water, initiating hydration, not the reverse. Makes mixing with a shovel simpler and easier.

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Setting Posts without Mixing QUIKRETE: Cement and ...

Fill the hole with Fast-Setting Concrete up to 3 to 4 inches below ground level. Step 6 Pour about a gallon of water per 50 lb bag into the hole and allow the water to saturate the concrete mix. NOTE: mix will set hard in 20 to 40 minutes. Step 7 Wait about 4 hours to begin constructing your fence or applying heavy weight to your post. Shopping ...

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Walkways Made With Dry Concrete Water eHow

Pour the Concrete. Buy bags of concrete designed for building retaining walls by stacking the bags and pouring water over them. You can also use quick-drying concrete mix. Be sure to wear gloves and a mask. Break open the bags and pour the dry concrete directly into the trench and fill the trench to the top. It should be at least two inches deep.

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Water tank leakage solution best method in mixing with ...

Dec 28, 2019  About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy Safety How YouTube works Test new features Press Copyright Contact us Creators ...

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BATCHING AND MIXING

September 1, 2003 CONCRETE MANUAL 5-694.431 (1) In order to determine whether or not the concrete meets specification requirements for cement content, water-cement ratio, etc. the Inspector must know the exact amount of materials used in mixing the concrete.

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CN109849190B - Water-stable mixing station - Google Patents

The invention provides a water-stable mixing station, comprising: a storage bin; the stirrer is connected with the bin, and materials containing sludge enter the stirrer through the bin to be stirred; the positive and negative belt conveyor is arranged at the outlet of the stirrer, one end of the positive and negative belt conveyor is connected with the inlet of the circulating bin, and the ...

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谁能帮我查询一个美国专利:US7422359131_百度知道

Sep 09, 2008  Method of mixing cement and water for concrete production . Abstract. A high-speed turbine mixer combines water and cement into a pre-mixed cement paste that is added to aggregates to create a concrete mix. The turbine mixer includes a housing that cooperates with an auger to move dry cement into a mixing chamber where water is added.

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Fundamentals of Concrete

WATER-CEMENT RATIO (w/c) - The water-cement ratio of a concrete mix is the ratio of the weight of free-water in the mix to the weight of cement in the mix. It is computed on a weight basis by simply dividing the weight of the water in the mix by the weight of the cement in the mix. For example, for a mix containing 282 pounds of water and 564 ...

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high speed concrete mixer

US7422359B1 - Method of mixing cement and water for ... A high-speed turbine mixer combines water and cement into a pre-mixed cement paste that is added to aggregates to create a concrete mix. The turbine mixer includes a housing that cooperates with an auger to move dry cement into a mixing chamber where water is added.

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Construction Specification 29—Soil Cement

Method 3—Mixing of the soil-cement shall be accomplished in place. Mixing of the soil, cement (including fly ash), and water shall be accomplished by a single or multiple transverse shaft mixer, a traveling pugmill, or similar equip-ment approved by the engineer. A motor grader or similar equipment is not acceptable in lieu of the mixing equip-

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谁能帮我查询一个美国专利:US7422359131_百度知道

Sep 09, 2008  Method of mixing cement and water for concrete production . Abstract. A high-speed turbine mixer combines water and cement into a pre-mixed cement paste that is added to aggregates to create a concrete mix. The turbine mixer includes a housing that cooperates with an auger to move dry cement into a mixing chamber where water is added.

get price

methods of concrete mixing - affittacamereilcolle

Transporting the concrete mix is defined as the transferring of concrete from the mixing plant to the construction site. The main objective in transporting concrete is to ensure that the water-cement ratio, slump or consistency, air ...

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How Concrete is Made - Portland Cement Association

Concrete mixture specifications usually set limits on chlorides, sulfates, alkalis, and solids in mixing water unless tests can be performed to determine the effect the impurity has on the final concrete. Although most drinking water is suitable for mixing concrete, aggregates are chosen carefully. Aggregates comprise 60 to 75 percent of the ...

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US4318177A - Method of feeding water to a concrete mix ...

A method of and an apparatus for controlling the water added to concrete batches wherein for a given concrete recipe and batch size, while mixing same, a series of empirical values of water quantity and consistency of the resulting mix are determined by initially feeding a quantity of water to the batch reduced by an amount equivalent to the moisture content of the aggregates of the batch at ...

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CONCRETE DIVISION 3 -50, -60, -80, -90 2 RODUCT O

mixer. If the material becomes too difficult to mix, add additional water until a workable mix is obtained. If a slump cone is available, adjust water to achieve a 2 in to 3 in (50 mm to 75 mm) slump. QUIKRETE Concrete Mix may also be mixed by hand. Empty concrete bags into a suitable mixing container. For each 80 lb (36.2 kg) bag of mix, add ...

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Concrete Mix Ratio and How to Mix Concrete Including a ...

Water is a very important part of the mix and the volume of water used can dictate the strength of the finished mix. On site or in ready mixed concrete yards a "slump test" is used to test the water content of the concrete. When mixing concrete, getting the correct amount of water in your mix is essential.

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Top 16 Mistakes People Make When Installing Concrete ...

The water / cement ratio compares the weight of water to the weight of cement in the overall concrete mixture. The water / cement ratio affects the concrete’s workability, setting time, strength and durability. Uniform Building Codes dictate what the proper water / cement ratio should be in various circumstances. In general, a water / cement ...

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Does Concrete Cure if Standing in Water? Home Guides ...

Concrete is a mixture of sand, gravel, Portland cement and water. Through a process called hydration, the Portland cement reacts with the water to bind the sand and gravel into a rock-like mass.

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the using methods of concrete mixing plant

Different Methods for Mixing Concrete. A well-mixed concrete should fulfill the following requirements: Concrete should be uniform in colour. Homogeneous mixing of all concrete materials like cement, fine aggregate, coarse aggregate and water. Cement paste should cover all the surface of the aggregate.

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Concrete Mix Ratio, Types, Proportioning of Concrete Mix ...

It is the process of determination or selection of the relative proportion of concrete ingredients that means cement, sand, coarse aggregate, and water to obtain concrete of desired quality.. From the strength point of view and economy, the main objective to select the fine and coarse aggregate in such a ratio to get a dense mix with minimum voids using the least amount of cement.

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Slump adjustment is a fact of life for concrete ...

d r um. This method doesn’t ade-quately distribute the water thro u g h - out the mix and the amount of water added is only a guess. ASTM C 94 requires an addition-al 30 re v olutions at mixing speed when water is added to the tru c k . Water can’t be added to the tru c k when the combined re vo l u t i o n s f r om a long haul or waiting time

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cement paste mixer with mixing blade

cement paste mixer with mixing blade Simply complete the form below, click submit, you will get the price list and a HM Machinery representative will contact you within one business day. Please also feel free to contact us by email or phone.

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