US4164597A Method of mixing and spraying concrete onto
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US4164597A Method of mixing and spraying concrete onto.

US4164597A - Method of mixing and spraying concrete onto ...

Method and apparatus for mixing particulate materials, such as sand, gravel, and cement to form a concrete mix, and for mixing water with the concrete mix to form concrete, and for applying the concrete to a structure such as a pipe, wherein a controlled amount of aggregate is placed on a moving belt and leveled to further control its amount, and then a controlled amount of cement is placed ...

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Method of mixing and spraying concrete onto pipe - Midcon ...

Method of mixing and spraying concrete onto pipe . United States Patent 4164597 . Abstract: Method and apparatus for mixing particulate materials, such as sand, gravel, and cement to form a concrete mix, and for mixing water with the concrete mix to form concrete, and for applying the concrete to a structure such as a pipe, wherein a controlled ...

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Sprayed Concrete Mix Process, Methods, Equipments And ...

Feb 28, 2017  Fig.2: Wet Process Equipment and Process for Sprayed Concrete Mix. The pumps used in the wet process include a machine that has piston and worm pumps. This is the area where the concrete is delivered in a dense stream form. The air and the accelerator arrangement at the nozzle will compact the material to the substrate.

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Methods for Mixing of Concrete Their Procedure Precautions!

Sep 17, 2019  The Process of Machine Mixing of Concrete: First of all, wet the inner surfaces of the drum of concrete mixer. Coarse aggregates are placed in the mixer first followed by sand and then cement. Mix the materials in the dry state in the mixing machine. Normally it should be 1.5 to 3 minutes.

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How to Properly Mix Concrete (DIY) Family Handyman

Jun 12, 2019  Whether you hand mix concrete in a plastic tub, homemade mixing tub or wheelbarrow, the technique is the same to find the right concrete mix ratio. However, it's easier to move and dump concrete that's mixed in a wheelbarrow. For larger jobs, you could rent a mixer ($35 per day), but it may be more economical to simply order ready-mix concrete.

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US4846580A - Large scale concrete conveyance techniques ...

The disclosure describes a method and apparatus for continuous mixing, transporting and placing of large quantities of concrete in which aggregate transported on a belt conveyor is mixed with metered quantities of cement and water adjacent a place of pouring. Alternatively, mixed concrete is transported to a place of pouring protected from the elements on a belt conveyor covered by a tunnel ...

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(PDF) Concrete Mixing Methods and Concrete Mixers: State ...

An important measure of the quality is the homogeneity of the material after mixing. This paper will review mixing methods in regards to the quality of the concrete produced. Some procedures used ...

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EP0135270A1 - Concrete mixer - Google Patents

A concrete mixer in this invention comprises an elastomeric lug belt (12) carried by a first set of roller drums (14) at least one of which is driven, the lug belt (12) having a plurality of spaced elastomeric lugs (13) thereon, and an elastomeric base belt (17) carried by a second set of roller drums (18) and depending between two of these roller drums (18) to form a part-loop portion (19 ...

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US764557A - Concrete-mixer. - Google Patents

US764557A US15961903A US1903159619A US764557A US 764557 A US764557 A US 764557A US 15961903 A US15961903 A US 15961903A US 1903159619 A US1903159619 A US 1903159619A US 764557 A US764557 A US 764557A Authority US United States Prior art keywords drum buckets bucket discharge chute Prior art date 1903-06-01 Legal status (The legal status is an assumption and is not a

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Method of mixing and spraying concrete onto pipe

Method and apparatus for mixing particulate materials, such as sand, gravel, and cement to form a concrete mix, and for mixing water with the concrete mix to form concrete, and for applying the concrete to a structure such as a pipe, wherein a controlled amount of aggregate is placed on a moving belt and leveled to further control its amount, and then a controlled amount of cement is placed ...

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method of mixing concrete by machine

Concrete mixing methods and concrete Mixing Concrete - a guide for mixing concrete by hand or using a cement mixer plus using ready mixed concrete. Learn More; Effect of Hand Mixing on the Compressive or coated with hardened concrete, mixing action will be ... priate handling method for an application. ...

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(PDF) Mixing Concrete, Methods, Controls, and Placing ...

The good concrete or the good performance of concrete depends on many factors, but the most sensitive factor is mixing concrete. This paper will discuss the mixing concrete and illustrates the methods used, controlling this operation, and placing

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Benefits of Dry-Mix Wet-Mix Spraying Concrete - Maple ...

Aug 18, 2015  In Shotcrete concrete pumping process water mix fluid is transferred through hose and projected at high speed onto a surface and in Gunite Concrete Pumping process dry mix concrete is sprayed. This method of concrete pumping has replaced the traditional methods of lining tunnels. Let Us Discuss Its Properties And Applications: Spraying concrete ...

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methods of mixing concrete pdf - tarf-snap

Methods of Batching Concrete - The Constructor. The process of measuring ingredients or materials to prepare concrete mix is known as batching of concrete. Batching can be done by two methods volume batching and weight batching. Batching should be done properly to get quality concrete mix. Contents:1 Methods of Batching Concrete1.1 1. Get Price

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method of concrete mixing - tarf-snap

Concrete Mixing Methods and Concrete Mixers - Blog - MEKA. Ready-mixed concrete: Ready-mixed concrete is typically batched and mixed off the work site and then delivered to the work site in a concrete mixing truck. RMC (Ready-mixed concrete) can be manufactured by the following methods: 1) Central-mixed concrete is a concrete mixed thoroughly ...

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US1091749A - Concrete-mixer. - Google Patents

US1091749A US77791713A US1913777917A US1091749A US 1091749 A US1091749 A US 1091749A US 77791713 A US77791713 A US 77791713A US 1913777917 A US1913777917 A US 1913777917A US 1091749 A US1091749 A US 1091749A Authority US United States Prior art keywords trough plates mixing disposed compartment Prior art date 1913-07-08 Legal status (The legal status is an

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Thermal Spray Coating - Louisiana State University

melts the wire and propels it onto the surface utilizing compressed air. •Metallizing can be applied by flame spray or electric arc methods. •The most common Metallizing wires consist of either pure Zinc (Zn), pure Aluminum (Al) or a 85/15 Zn/Al mix. •The use

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Spraying Concrete - YouTube

Jun 21, 2020  Workers spray concrete onto the perimeter foundation wall of a future apartment complex at the construction site next door (and violate social distancing and mask-wearing orders in

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(PDF) Shotcrete: Methods and Compositions

the dry-mix procedure. N early 20-40 % shotcrete and 75% fibers (in case of a fiber. reinforced shotcrete) are lost if dry mix method is carried out (Banthia et al., 2002). In. case of wet ...

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US Patent for Method and spraying apparatus for applying a ...

Method of applying a layer of air-sprayed concrete onto a surface, wherein a pumpable and sprayable mixture of air-sprayable concrete is prepared from cement, aggregates, optional additives, and water. A given mass flow of the mixture of air-spray concrete is sprayed by means of a concrete feed pump through a concrete feed line to a spraying apparatus with a device for the introduction of ...

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Methods of Mixing 133 - concrete, mixed, sand, stone ...

METHODS OF MIXING 133. The two methods used in mixing concrete are by hand and by machinery. Good concrete may he made by either method Concrete mixed by either method should he carefully watched by a good foreman. If a large quantity of concrete is required, it is cheaper to mix

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METHOD OF SPRAYING CONCRETE - JENNINGS BAILEY JR.

METHOD OF SPRAYING CONCRETE ... in which said aggregate material and reduced-viscosity slurry are fed through a mixing nozzle, at least the aggregate material being propelled into and through said mixing nozzle by a carrying current of air under pressure. ... in which the aggregate material-cement mixture from said nozzle is sprayed onto a ...

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Method and spraying apparatus for applying a layer of air ...

The synthetic silica is added with the propelling air into the mass flow of the mixture of air-spray concrete in such an amount that the applied air-spray concrete experiences a spontaneous temperature elevation of a few degrees Kelvin immediately after application. A spraying apparatus for the method

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methods of mixing concrete pdf - tarf-snap

Methods of Batching Concrete - The Constructor. The process of measuring ingredients or materials to prepare concrete mix is known as batching of concrete. Batching can be done by two methods volume batching and weight batching. Batching should be done properly to get quality concrete mix. Contents:1 Methods of Batching Concrete1.1 1. Get Price

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method of concrete mixing - tarf-snap

Concrete Mixing Methods and Concrete Mixers - Blog - MEKA. Ready-mixed concrete: Ready-mixed concrete is typically batched and mixed off the work site and then delivered to the work site in a concrete mixing truck. RMC (Ready-mixed concrete) can be manufactured by the following methods: 1) Central-mixed concrete is a concrete mixed thoroughly ...

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methods of mixing concrete - cj2nd

methods of mixing concrete Different Methods for Mixing Concrete Gharpedia mobile concrete batching plant. Hand mixing is a cheaper method of mixing concrete but recommended only for very small works. Proper mixing of material is achieved in machine mixing only

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US Patent for Method and spraying apparatus for applying a ...

Method of applying a layer of air-sprayed concrete onto a surface, wherein a pumpable and sprayable mixture of air-sprayable concrete is prepared from cement, aggregates, optional additives, and water. A given mass flow of the mixture of air-spray concrete is sprayed by means of a concrete feed pump through a concrete feed line to a spraying apparatus with a device for the introduction of ...

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BCM 90-6.0, Minimizing Early Age Concrete Bridge Deck

over the bridge deck, not onto the deck, raising the humidity in the air above the deck. As the spray falls to the bridge deck, the objective is to maintain a surface sheen but avoid runoff, which would erode the surface. Curing compound is applied to bridge deck concrete after finishing the surface, immediately

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concrete mixing two methods

A guide on how to mix concrete. How to Mix Concrete by Machine. Sometimes, for major jobs concrete mixer machine is used to mix the concrete. For major construction jobs with concrete, machine mixing is an absolutely essential method. A concrete mixer is a device that homogeneously mix cement, aggregates, and water to form concrete.

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Method and apparatus for mixing grow media and addmixtures ...

Case docket for Method and apparatus for mixing grow media and addmixtures with a polymer for spraying onto surfaces for the growing of plants and the management of water, 62/628,287 in U.S. Patent Application, filed 02/09/2018.

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Methods of Mixing 133 - concrete, mixed, sand, stone ...

METHODS OF MIXING 133. The two methods used in mixing concrete are by hand and by machinery. Good concrete may he made by either method Concrete mixed by either method should he carefully watched by a good foreman. If a large quantity of concrete is required, it is cheaper to mix

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US Patent for Apparatus and method for mixing and spraying ...

An apparatus for mixing and spraying a slurry. The apparatus comprises a mixing chamber and a screw means, disposed within the chamber, for mixing and transporting material downstream to an air atomization nozzle. Another aspect of this invention is a method for mixing and spraying a slurry. The method comprises introducing and propelling a particulate solid along a mixing chamber.

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12 Most Common Mistakes When Pouring Concrete The Family ...

Sep 04, 2020  Mixing your concrete with reinforcing fibers and using reinforcing rods laid down on a 12-in. x 16-in. grid pattern greatly reduces the chance of crack formation. Also, two weeks after pouring, use a masonry saw to make cuts one-third of the way through the thickness of your concrete slab. Make these cuts in a 10-ft. x 10-ft. grid pattern.

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Wet mix concrete spraying machine for tunnel

Grouting Mixing Plant. GGP400/80PL-E Bentonite injection plant GGP400/700/320/100TPI-E Colloidal grout plant GGP400/700/80/100DPI-D Cement grout unit GGP400/700/80DPL-E TBM grout plant GGP220/350/50DPI-D TBM grouting plant for tunnel lining GGP100/150/20PI-E TBM backfill grout plant GGP300/300/75PI-E Grout plant for sale GGP1200/3000/300H-E Grout mixer and pump for

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Ready mix Concrete Automatic Spraying Shotcrete Machine ...

Liebherr concrete technology. Machine for shotcrete fibres concrete - leadcrete-Liebherr concrete mixing plants. Shotcrete fibres concrete machine is also called as dry mix shotcrete machine, which is mainly used for spraying dry concrete, only add water in the nozzle assy. Please check the below dry mix shotcrete machine process picture.

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Greenhouse Floriculture: Sprayers and Spray Application ...

A hand-operated pump pressurizes the spray material as the operator walks along, and the wand with nozzle directs the spray to the target. Its use is limited to small areas that can be reached from a walkway. Skid-mounted sprayer. With a tank size up to 200 gallons, these sprayers will fit onto

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Pesticide Mixing and Loading - UMass Amherst

• Rinse jugs, measuring cups, and mixing stick into the tank so rinsate goes onto the bog. • Wash your gloves BEFORE you take them off. Dilution and mixing of chemicals may vary depending on the application method and the product formulations. It is recommended to mix the ingredients in the following priority: 1) water 2) pesticide 3)

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