coal crusher patents

Patents Assigned to Econo-Power International …

2012-7-26 · Justia - Patents - Patents and Patent Application Resources. Abstract: A fuel preparation apparatus in which coal or coal and other carbon containing material is converted to an environmentally acceptable fuel gas by the reaction with air and steam at a pressure of from 20 to 90 pounds per square inch absolute suitable for providing fuel to a gas turbine, or a stoker …

China Crusher manufacturer, Roller Crusher, Cone Crusher ...

2017-3-1 · China Crusher supplier, Roller Crusher, Cone Crusher Manufacturers/ Suppliers - Sichuan Huanglong Intelligent Crushing Technology Co., Ltd. ... Roller Crusher, Cone Crusher, Jaw Crusher, Impact Crusher, Hammer Crusher, Coal Crusher, Stone Crusher, Vibrating Feeder, Conveyor ... is has more than 70 patents. HL series products have been ...

Gaofu Sieving

Golden guardian of the coal crush… Coal crusher is mainly suitable for coal-fired power plants, because the boiler coal is usu… 2018/12/07. Introduction of hammer crusher wo… we all know hammer crusher, but what is the hammer crusher in the end, this article will sh… 2018/12/07

Feeder/crusher machine

A feeder/crusher machine for use in underground coal or ore mines for receiving and crushing mined material and feeding the crushed product to a stationary conveyor in the mine material transport system. It comprises a tramming unit supporting a feeding and crushing unit having an elongated body with a crushing section located intermediate ...

Coal and Mineral Processing

Single, Double Roll and Impact Crusher: To study the liberation behaviour of mineral matter in coal washing, on crushing the ROM coal and three different types of crushers (Single, Double Roll and Impact Crusher) are installed in close circuit to ensure zero over size. The coal received at 5 numbers of underground coal bunkers can be operated ...

Coal Crushers | Coal Pulverizers & Mills | Williams Crusher

Williams Crusher leads the industry in coal pulverizer manufacturing, offering the industry''s most advanced direct fired coal and pet coke crushing system. Whether you''re looking for a direct fired pulverizer, low-capacity coal size reduction solutions, or something in-between, you''ll find it at Williams. Learn more.

Ash handling systems for combustion equipment

We claim: 1. An ash handling system for use with combustion equipment including a conveyor and crusher, an inlet region to the conveyor and crusher adapted to receive ash from the combustion equipment located upstream thereof, an outlet region from the conveyor and crusher for the discharge of ash, a hopper having an inlet means at the base thereof registering with …

Access door for coal crusher feed chute

1990-4-25 · A coal crushing facility having a coal crusher with an inlet feed chute and a feeding mechanism interposed between the crusher and a storage hopper wherein a top wall of the feed mechanism discharge chute includes a hinged door which is responsive to backup of coal in the crusher inlet chute to open slightly and effect operation of a proximity switch to shut down the …

Particle Size Reduction Equipment | Williams Patent Crusher

Williams Patent Crusher has been a leader in the size reduction industry since 1871, with over 500 patents and trademarks to its credit. We set ourselves apart from other size reduction equipment companies with the diverse line of equipment and …

Recent Patents on Roll Crushing Mills for Selective ...

Background: Gangue is the concomitant product of coal mining. The traditional approach for gangue treatment is to transport it from underground to ground level to accumulate and form gangue hills. Objective: On the basis of summarizing previous research results, this paper introduces the hydraulic roller crusher and the electric machine built-in coal gangue roller …

changsha kaiyuan small coal crusher, 2012 new type jaw ...

124 Patents ; ABOUT US. crusher at thuban area in the emirate of fujairah; prices of jaw stone crushing plant ... wall putty grinding mill powder machines; for beneficiation yk series circular vibrating screen for raw coal; crusher plant selling price; force analysis of design of jaw crusher for cement factory; missouri rogers jaw crusher model ...

MMD Group of Companies

2019-1-21 · MMD is a worldwide company synonymous with producing innovative equipment for mining, quarrying and recycling applications, here''s a look at some of the developments since the company was founded. 1978 MMD Founded Founded by Alan Potts, Mining Machinery Developments (MMD) was setup to design and pro...

US Patent for Process for producing high-concentration ...

1. A process for producing high-concentration coal-water slurry by pulverizing coal consisting essentially of first coarsely crushing the coal, thereafter subjecting the coarsely crushed coal thus obtained to a pulverizing process, together with water, in a wet-type pulverizing machine, and feeding back one portion of the finely pulverized coal slurry thus obtained into the inlet of said …

Williams Patent Crusher and Pulverizer Company, Inc.

At Williams Patent Crusher and Pulverizer Company, we set ourselves apart from other manufacturers with our diverse product line and customized mills and systems. Pulverizers. Williams Roller Mills pulverize or granulate and air classify chemicals, minerals, coal, limestone, phosphate rock, pigments, tobacco, clay, and barytes.

Segmental shell for a coal crusher roll

Segmental shell for a coal crusher roll. United States Patent 4807820. Abstract: A coal crusher roll includes a smooth tubular cylindrical back-up roll having a series of regularly spaced tapped radial holes to receive bolts by which eight identical shell segments may be fastened on the back-up roll. The holes at the axial ends of the segments ...

Hunan Sundy Science and Technology Co., Ltd – Sundy ...

2022-1-2 · Sundy, founded in 1993, is the leading supplier of coal analysis total solutions in China. With 28 years development, Sundy''s product line covers coal analysis instruments, mechanical samplers, sample preparation equipments as well as fuel management systems involve in fields of coal production, coal consuming, coal trading, coal inspection and research, …

specification for coal hoppers

HGT gyratory crusher has many incomparable advantages such as high crushing efficiency, low production cost and simple maintenance method, which can satisfy the requirements about high efficiency and coarse crushing. Output size : 140-250mm Production capacity : 2015-8895T/H ... US1783092A - Agitator for coal hoppers - Google Patents.

Coal crusher

Coal crusher. United States Patent 3934826. Abstract: The breaker plate of a coal crusher has holes therein so that coal small enough to pass through those holes does so without being acted upon by the rotor. This increases the capacity of the crusher, reduces fines, and conserves power. The plate is oriented such that windage generated by the ...

Recent Patents on Roll Crushing Mills for Selective ...

Recent Patents on Roll Crushing Mills for Selective Crushing of Coal and Gangue. Background: Gangue is the concomitant product of coal mining. The traditional approach for gangue treatment is to transport it from underground to ground level to accumulate and form gangue hills. Objective: On the basis of summarizing previous research results ...

Feynst

2020-1-1 · Feynst. 24-hour service hotline. 400-111-2286. HOME about us Products News Case Show Leave message Contact us. PRODUCT CENTER. Products. According to customer requirements, flexible design schemes, carefully create each product that customers are satisfied with. details. CZS high efficiency cone crusher.

Impact Crasher Stone Crushing Plant

Alam Harapan Jaya which is engaged in Coal Trading, buying and se. List of Coal Companies in Indonesia Address:Other, Indonesia Business type:Exporters. Sahabat Jaya Cv. Our company is a mining and trading of st. Dxn Hp 400 Cone …

US850988A

US850988A US28894705A US1905288947A US850988A US 850988 A US850988 A US 850988A US 28894705 A US28894705 A US 28894705A US 1905288947 A US1905288947 A US 1905288947A US 850988 A US850988 A US 850988A Authority US United States Prior art keywords grinding hammers casting crusher coal Prior art date 1905-11-24 Legal status (The …

US5104048A

A coal crushing facility having a coal crusher with an inlet feed chute and a feeding mechanism interposed between the crusher and a storage hopper wherein a top wall of the feed mechanism discharge chute includes a hinged door which is responsive to backup of coal in the crusher inlet chute to open slightly and effect operation of a proximity switch to shut down the feed motor.

High Heels Crushing Tiny Manwmv

2016-9-15 · Mobile crusher (crawler type, track mounted) portablecrusher (wheel mounted) variousmining quarry businesses. We supplyingcrushing plants variousarrangements crushingmachines meetcustomers´ requirements. Crushers crushingplants highquality, excellent engineering aftersales service already earned great reputation market ntact us: 7X24h ...

Cone Crusher Patent In SA | Crusher Mills, Cone Crusher ...

Crusher Merchant,Crusher Merchant To India,Pakistan,Egypt …. Crusher Merchant,Crusher … make persistent efforts and achieve to design the innovated MTW series European style trapezoid mill.With multiple patents …. We have Jaw Crusher,Cone ….

Slurry coal feed system for fluidized bed reactor

We claim: 1. A solid fuel preparation and feed system, wherein slurry coal is the fuel feed to be employed, for a multi-compartment fluidized bed calciner having a preheat compartment, a calcining compartment, a precooler compartment and a blower for supplying fluidizing air to said calciner, comprising a coal bin, a coal crusher having an inlet for water, means for withdrawing …

Coal crusher

The breaker plate of a coal crusher has holes therein so that coal small enough to pass through those holes does so without being acted upon by the rotor. This increases the capacity of the crusher, reduces fines, and conserves power. The plate is oriented such that windage generated by the rotor urges the smaller pieces of coal through the holes.

RU2473527C2

FIELD: agriculture. SUBSTANCE: invention relates to agriculture. The method of production of the concentrate of humic acid from brown coal, including its crushing to obtain microparticles, preparing the suspension in the diluted solution of alkali, and extraction, with mechanical stirring of the suspension in the reactor-mixer from the microparticles of humic acid coal.