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ball patent grinding

US7487928B2 - Grinding balls and their ... - Google Patents

US7487928B2 US10/587,125 US58712505A US7487928B2 US 7487928 B2 US7487928 B2 US 7487928B2 US 58712505 A US58712505 A US 58712505A US 7487928 B2 US7487928 B2 US 7487928B2 Authority US United States Prior art keywords balls grinding grinding balls fritted ceramic Prior art date 2004-02-10 Legal status (The legal status is an assumption and is not a legal conclusion.

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CN101934487B - Ball screw grinding chatter stability limit ...

Grinding is last procedure in the ball-screw processing, the flutter phenomenon that unstable grinding causes in the Grinding Process be influence workpiece surface quality one of key factor.Generally can suppress the grinding trembling phenomenon through two kinds of methods; A kind of is in the ball screw grinding process; Respectively flutter is taken place and two kinds of signals (for ...

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WO2009077940A1 - A method of grinding a ... - Google

A method of grinding a mineral-containing ore, which includes grinding the mineral-containing ore in a primary milling process and thereafter fine grinding the mineral-containing ore in a secondary ball-mill. A composite grinding medium comprising a mixture of steel balls and pebbles is used in the secondary ball-mill. The pebbles have an average size which is relatively smaller than the ...

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Method for grinding golf ball surface and golf ball ...

1995-3-15  United States Patent 5658188 . Abstract: A method for grinding a surface of a golf ball and removing the thin outer layer thereof, wherein grinding tools arranged on three axes on a plane which axes radiate from a definite point at intervals of 120° between one another are used. ... and when grinding a ball, pressure toward the grinding face 5 ...

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CN102676909B - Google Patents

The invention discloses a method for manufacturing high-chrome cast iron grinding balls. The casting and melting process includes melting blank samples at the temperature ranging from 1450 DEG C to 1500 DEG C in a 100KW and 10Kg medium-frequency electric induction furnace, casting at high temperature and controlling discharge temperature at 1400 DEG C around.

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China National Intellectual Property Administration

Patent Agent Yang Jie Abstract The utility model discloses a ball plate production device for grinding steel balls, and relates to the technical field of machinery. The device comprises a pressing seat, a limiting cylinder, a balancing weight and a connecting seat column, the limiting cylinder is arranged above the pressing seat, the connecting ...

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GRINDING MACHINE - HEALD MACHINE CO,US

A grinding machine as recited in claim 5, wherein a substantial portion of the first abrasive wheel is a portion of an annulus of circular cross-section for rough forming a ball track on a ball bearing race and the second abrasive wheel is of the same shape for finishing the ball track.

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Methods of operating ball grinding mills - W. R. Grace Co.

This invention relates to electrical motor driven drum type ball grinding mills and more particularly it relates to methods of monitoring and operating such mills to improve throughput efficiencies. BACKGROUND ART. The monitoring of a ball grinding mill or equivalent through electrical signals derived from the mill in operation has long been known.

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Grind - Molycop

Molycop manufactures grinding balls to exacting internal specifications at its grinding media production facility across the globe. Balls for use in mineral processing ball

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TECHNICAL SOLUTIONS FOR GRINDING - Norton

BALL GRINDING, FINISHING AND LAPPING BALL BEARING Ball Outer Ring Inner Ring Abrasive grinding wheels for ball manufacturing are available in both vitrifi ed and organic bond types, in shapes 35 or 35P (plate mounted). The bonded wheel must be very hard and wear resistant due to the slow turning speed of the machine.

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Green ball grinding method, ceramic sphere fabrication ...

2015-5-19  The green ball grinding method according to claim 7, wherein the ground particles are removed from the first surface or the second surface by applying the cleaning fluid and the cleaning fluid is a gas. 12. The green ball grinding method according to claim 1, wherein an area of the first region is approximately same as an area of the second region.

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Loose grinding body comminutor (e.g., ball or rod mills ...

2013-1-10  Class / Patent application number. Description. Number of patent applications / Date published. 241170000. Loose grinding body comminutor (e.g., ball or rod mills) 46. 20130008988. PORTABLE GRINDING DEVICE - The present invention is related to a grinding device, comprising a body configured as a hollow barrel having an open and a first fixing ...

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Methods of operating ball grinding mills - W. R. Grace Co.

This invention relates to electrical motor driven drum type ball grinding mills and more particularly it relates to methods of monitoring and operating such mills to improve throughput efficiencies. BACKGROUND ART. The monitoring of a ball grinding mill or equivalent through electrical signals derived from the mill in operation has long been known.

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Patents Assigned to Netzsch-Feinmahltechnik GmbH -

2016-7-28  Justia - Patents - Patents and Patent Application Resources. Abstract: A stirred ball mill including a grinding container, in which an agitator shaft having grinding elements is arranged, whereby a grinding chamber is formed between the grinding container and the agitator shaft, into which chamber the grinding elements extend and into which at least one inlet duct for grinding material opens ...

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Process for the preparation of magnetic particle ...

Process for the preparation of magnetic particle dispersions using ball mills and grinding media . United States Patent 5085889 . Abstract: Magnetic recording media are produced by dispersion of powdered magnetic material in a mixture of solvents, organic polymer binders, dispersants and further conventional additives in a stirred ball mill and ...

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Grind - Molycop

Molycop manufactures grinding balls to exacting internal specifications at its grinding media production facility across the globe. Balls for use in mineral processing ball milling operations are designed for maximum abrasion resistance using high carbon content

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TECHNICAL SOLUTIONS FOR GRINDING - Norton

BALL GRINDING, FINISHING AND LAPPING BALL BEARING Ball Outer Ring Inner Ring Abrasive grinding wheels for ball manufacturing are available in both vitrifi ed and organic bond types, in shapes 35 or 35P (plate mounted). The bonded wheel must be very hard and wear resistant due to the slow turning speed of the machine.

More

US Patent Application for RESIN BONDED GRINDING

2012-4-17  A resin bonded grinding wheel suitable for grinding polycrystalline diamond compacts is disclosed. The resin bonded grinding wheel uses a high concentration of diamonds based on a volume percent along with a mixture of hard and soft filler particles to effectively grind the polycrystalline diamond compacts while eliminating or reducing the need to continuously dress the outer surface of the ...

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SpeedMixer™ - High Energy Grinding Mill l Form-Tech

Advantages of SpeedMilling™ Over Ball Milling. SpeedMilling™ is an entirely new type of milling technology, which utilizes non spherical grinding rings/cylinders instead of traditional spherical grinding balls to rapidly pulverize samples through a combination of high energy impacts and frictional forces.

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About us - TSCHUDIN AG

New patent . The TSCHUDIN proLine system additionally features a 4th CNC axis (Y-axis, Patent US 9,085,059) to move the regulating wheel vertically in order to eliminate the need to adjust the workrest blade height. Automatic compensation functions will keep the grinding geometry consistent throughout the entire grinding process.

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Green ball grinding method, ceramic sphere fabrication ...

2015-5-19  The green ball grinding method according to claim 7, wherein the ground particles are removed from the first surface or the second surface by applying the cleaning fluid and the cleaning fluid is a gas. 12. The green ball grinding method according to claim 1, wherein an area of the first region is approximately same as an area of the second region.

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Patents Assigned to Netzsch-Feinmahltechnik GmbH -

2016-7-28  Justia - Patents - Patents and Patent Application Resources. Abstract: A stirred ball mill including a grinding container, in which an agitator shaft having grinding elements is arranged, whereby a grinding chamber is formed between the grinding container and the agitator shaft, into which chamber the grinding elements extend and into which at least one inlet duct for grinding material opens ...

More

Grind - Molycop

Molycop manufactures grinding balls to exacting internal specifications at its grinding media production facility across the globe. Balls for use in mineral processing ball milling operations are designed for maximum abrasion resistance using high carbon content

More

Process for the preparation of magnetic particle ...

Process for the preparation of magnetic particle dispersions using ball mills and grinding media . United States Patent 5085889 . Abstract: Magnetic recording media are produced by dispersion of powdered magnetic material in a mixture of solvents, organic polymer binders, dispersants and further conventional additives in a stirred ball mill and ...

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US Patent for High porosity vitrified bonded grinding ...

1991-8-12  Justia Patents Metal Or Metal Oxide US Patent for High porosity vitrified bonded grinding wheels Patent (Patent # 5,203,886) ... a dried extruded gel material is usually crushed or broken by suitable means such as a hammer or ball mill to form abrasive particles which are generally then size classified. The same type of extrusion, grinding, and ...

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Retsch GmbH - company profile, portfolio and history

Retsch revolutionalizes grinding with an entirely new type of mill: the High Energy Ball Mill Emax. 1923 The company's first own piece of laboratory equipment is developed, a mortar mill, which becomes known as the Retsch Mill and is synonymous with the concept of easier and better laboratory work. 1959

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US Patent Application for RESIN BONDED GRINDING

2012-4-17  A resin bonded grinding wheel suitable for grinding polycrystalline diamond compacts is disclosed. The resin bonded grinding wheel uses a high concentration of diamonds based on a volume percent along with a mixture of hard and soft filler particles to effectively grind the polycrystalline diamond compacts while eliminating or reducing the need to continuously dress the outer surface of the ...

More

About us - TSCHUDIN AG

New patent . The TSCHUDIN proLine system additionally features a 4th CNC axis (Y-axis, Patent US 9,085,059) to move the regulating wheel vertically in order to eliminate the need to adjust the workrest blade height. Automatic compensation functions will keep the grinding geometry consistent throughout the entire grinding process.

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Nanjing Chi Shun Technology Development Co.,Ltd ...

Nanjing Chi Shun Technology Development Co., Ltd(CHISHUN)was founded in 2005, which is a comprehensive technical manufacturing company comprised with researching, producing, selling and serving. As one of the important Hi-tech Enterprises of Country ...

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Item Grinding (Guide) - Fallen London Wiki

2021-11-14  Introduction [] Grinds vs. carousels vs. conversions []. For the purposes of this guide, a grind is a single repeatable action that reliably gives decent quantities of the expected item at little or no cost (besides actions). Grinds tend to generate lower-tier items, like Shards of Glim and Primordial Shrieks.For higher-tier items, you'll likely need to convert or do a carousel.

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