Vertical Grinding Mill Patent

A vertical roller mill has grinding rollers which roll over a grinding path of a rotatable grinding table, and a surrounding nozzle ring separation area for conveying and separating gas A coarse fraction of ground material is entrained in gas upwards in ducts from a location that is below, at, or above the nozzle ring separation area and is transported into an entry to a material separator
A vertical mill for material such as cement raw materials, clinker, coal, or the like comprises a grinder portion which has rollers arranged to grind the material by their rolling on a rotary table, a separator means which is positioned above the grinder portion and which classifies the ground material conveyed pneumatically from the grinder portion to the separator means by the two opposite
18/05/2001 · Various embodiments of hammer mills or impact grinding mills having the axes of rotation of the rotors arranged either vertically or horizontally are known For example, German Utility Model DE-U 8,810,234 describes a hammer mill having a vertical drive shaft with the drive beneath it Unexamined German Patent DE-OS 3,636,869 describes a beater
US4660776A - Vertical grinding mill - Google Patents An improved vertical grinding mill is provided which has a shell, a vertical helically bladed shaft rotatably mounted in the shell, a collector, a drive for the shaft, and a fan or a pump The shaft is hollow and its lower end is open at the bottom of the shell
20/03/1991 · Abstract of EP0278041 An improved vertical grinding mill is proposed which comprises a shell (10), a vertical screw shaft (11) rotatably mounted in the shell, a classifying means, a drive for the screw shaft, and means for forming a current of fluid for taking fine particles out of the shell
Grinding Machine / Vertical Grinding Mill SGM-60/20M2 Vertical Grinding Mill Model: SGM-60 20M2 Patent No Machine Features: Mechanical seals are used O-rings, of Dupont KALREZ TAPE perfluoroelastomer chlorinated rubber, can strongly endure sustained high temperatures and chemicals . Separation by gap individually, capable of outstanding separating effect, also allowing easy …
20/03/1991 · Abstract of EP0278041 An improved vertical grinding mill is proposed which comprises a shell (10), a vertical screw shaft (11) rotatably mounted in the shell, a classifying means, a drive for the screw shaft, and means for forming a current of fluid for taking fine particles out of the shell
Grinding Machine / Vertical Grinding Mill SGM-60/20M2 Vertical Grinding Mill Model: SGM-60 20M2 Patent No Machine Features: Mechanical seals are used O-rings, of Dupont KALREZ TAPE perfluoroelastomer chlorinated rubber, can strongly endure sustained high temperatures and chemicals . Separation by gap individually, capable of outstanding separating effect, also allowing easy cleaning
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05/07/1988 · An improved vertical grinding mill is proposed which comprises a shell, a vertical screw shaft rotatably mounted in the shell, a classifying means, a drive for the screw shaft, and means for forming a current of fluid for taking fine particles out of the shell
Vertical Grinding Mills - Engsko United Milling Systems DIAMANT Vertical Grinding Mill The Diamant vertical grinding mill is a result of more than 100 years of production experience and continuous product improvement Today the mill is a modern, high quality product with outstanding performance The vertical mill is now CE approved Open Catalogue
HC Series Grinding Mill is a revolutionary pendulum grinding mill The equipment was developed from traditional Raymond mill after years of practicing, innovating and improving HC mill has several patents of vertical pendulum structure, maintenance-free roller assembly, ultra-fine classifier, high efficiency exhaust system and easy maintenance driving system
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patent and started selling an improved version of this mill all over the world For the cement industry the ball mill was really an epoch-making breakthrough as for almost 80 years it was the predominant mill for grinding of raw materials and coal, and still today is the most used mill for cement grinding Over the last three decades the vertical roller mill has become the preferred mill for
Outotec HIGmill® high intensity grinding mill Get an advanced and energy efficient fine and ultra-fine grinding solution that utilizes existing and proven technology The vertical Outotec HIGmills allow you to handle increasingly complex ore bodies that require finer grind for maximum mineral recovery
Vertical shaft impactor mill (VSI mill) A VSI mill throws rock or ore particles against a wear plate by slinging them from a spinning center that rotates on a vertical shaft This type of mill uses the same principle as a VSI crusher Tower mill Tower mills, often called vertical mills, stirred mills or regrind mills, are a more efficient means of grinding material at smaller particle sizes
Grinding Machine / Rod-pin type, Vertical Grinding Mill Rod-pin type Vertical Grinding Mill Model: SGM-10M2 Patent No Machine Features: Works by dynamic, multiple-gap separation, advantageous of unlikely clogging and ease of cleaningSeal: double, cassette-type mechanical seals More Product Information . Works by dynamic, multiple-gap separation, advantageous of unlikely clogging and
Outotec HIGmill® high intensity grinding mill Get an advanced and energy efficient fine and ultra-fine grinding solution that utilizes existing and proven technology The vertical Outotec HIGmills allow you to handle increasingly complex ore bodies that require finer grind for maximum mineral recovery
Overview Vertical roller mill is a kind of grinding machine for cement raw material, cement clinker, slag and coal slag It has the features of simple structure, low cost of manufacture and useVertical roller mill has many different forms, but it works basically the same
HC Super Large Grinding Mill HC Large-scale Grinding Mill was developed on the basis of HC1700 Grinding Mill The HC series mill is a really high efficiency, energy saving and environmentally friendly ultra-large grinding mill referenced Germany technology and applied multiple patents
The grinding of clinker and cement and of granulated blast furnace slag and slag in vertical air-swept grinding mills dates back to Ernst Curt Loesche’s invention In 1927, he applied for a patent for the world’s first spring-loaded air-swept mill – the beginning of the triumph that is LOESCHE vertical roller mills The patent was granted in 1928 – which means 90 years of the modern
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Finest wet grinding technology – the stoneoratory mills of the MicroSeries are an investment in the future for new product developments of different fields of application of pigmented ink jets, technical ceramics, cosmetics, pharmaceutical applications and nano-scale high-tech products stoneoratory agitator bead mill stoneStar The multi-functional stoneoratory mill stoneStar enables scientific
LOESCHE has broken the sound barrier by selling 400 vertical roller mills for cement and granulated blast furnace slag grinding
The Roller Mill Patent, 156 US 261 (1895) The Roller Mill Patent No 70 Argued November 12, 1894 Decided February 4, 1895 156 US 261 APPEAL FROM THE CIRCUIT COURT OF THE UNITED STATES FOR THE NORTHERN DISTRICT OF ILLINOIS Syllabus The invention protected by letters patent No 222,895, issued December 23, 1879, to William D Gray for improvements in roller mills, is …
We have supplied vertical roller mills (VRM) for raw, coal, slag and cement grinding for several decades The vertical roller mill is well known in the cement and power plant industries as the preferred mill for grinding of raw materials
LVRM vertical mill system process is simple can simultaneously achieve material grinding drying grading The equipment has the characteristics of low energy consumption high grinding efficiency high drying efficiency strong material adaptability It a
MPS vertical roller mill The versatile MPS vertical mill – with a fine tradition of quality grinding Highest flexibility with constant product quality, individually conceived, suitable for a variety of applications, undergoing constant development: with a number of more than 2800 mills sold, the MPS vertical mill is our proven allrounder
Raymond® Fine Grinding Roller Mill For finer products and increased production The Raymond® fine grinding roller mill (US Patent Nos 7665681 and 7963471) was specifically designed to achieve a product size distribution with d50 measurement of less than 10 microns
The Patent Description & Claims data below is from USPTO Patent Application 20160375442, Machine interface, drive and vertical grinding mill The invention concerns a machine interface between a grinding pan of a vertical grinding mill and a drive of the grinding pan, a drive and a vertical grinding
The grinding of clinker and cement and of granulated blast furnace slag and slag in vertical air-swept grinding mills dates back to Ernst Curt Loesche’s invention In 1927, he applied for a patent for the world’s first spring-loaded air-swept mill – the beginning of the triumph that is LOESCHE vertical roller mills The patent was granted in 1928 – which means 90 years of the modern
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02/04/2003 · The resulting vertical mill, shown in Figure 1, offers a relatively high energy density compared to ball mills, attrition mills and other classic vertical grinding systems Additionally, the mill uses the advanced grinding media separation system at both the discharge and feed sides of the mill to centrifuge the media out of the slurry The separation system is installed at the top of the mill
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Finest wet grinding technology – the stoneoratory mills of the MicroSeries are an investment in the future for new product developments of different fields of application of pigmented ink jets, technical ceramics, cosmetics, pharmaceutical applications and nano-scale high-tech products stoneoratory agitator bead mill stoneStar The multi-functional stoneoratory mill stoneStar enables scientific

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