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grinding mill ball patent

US687519A - Tubular ball-mill. - Google Patents

The object of the present invention is a tubular ball-mill of the described class, in which the grinding may be effected in less time than heretofore and in which themill may be used for grinding softer material than customary-such as, for instance, coaleven if this material be fed into the mill

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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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US3739993A - Grinding mills - Google Patents

Ball discharger for grinding mill US4172560A (en) * 1978-03-13: 1979-10-30: Vermillion Equipment Supply Co., Inc. Replaceable liner for the discharge assembly of a rotary grinding mill or the like US4266733A (en) * 1978-03-13: 1981-05-12: Butler William J

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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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EP2582643A1 - Grinding aid - Google Patents

EP2582643A1 EP11738262.2A EP11738262A EP2582643A1 EP 2582643 A1 EP2582643 A1 EP 2582643A1 EP 11738262 A EP11738262 A EP 11738262A EP 2582643 A1 EP2582643 A1 EP 2582643A1 Authority EP European Patent Office Prior art keywords cement clinker methyldiethanolamine grinding grinding aid Prior art date 2010-06-21 Legal status (The legal status

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Method for tubular rotary ball mill or mill with similar ...

The invention relates to a method for tubular rotary ball milling or mill with grinding instruments, comprising at least two grinding compartments separated by a partition, the mill being passed through by a current of sweeping air and working in a closed circuit manner. The partition which is situated between two of the grinding compartments ...

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Axially reciprocating tubular ball mill grinding device ...

Feb 01, 2002  Axially reciprocating tubular ball mill grinding device and method. United States Patent 6880771. Abstract: A tubular vessel is loaded with a combination of grinding media and a material to be ground. The vessel is capped to contain the grinding media and material therein. Grinding of the contained material is effectuated by reciprocating the ...

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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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Method for tubular rotary ball mill or mill with similar ...

The invention relates to a method for tubular rotary ball milling or mill with grinding instruments, comprising at least two grinding compartments separated by a partition, the mill being passed through by a current of sweeping air and working in a closed circuit manner. The partition which is situated between two of the grinding compartments ...

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US Patent for Nano grinding mill (dried type) Patent ...

Aug 11, 2003  The nano grinding mill of claim 1, wherein the disc plate mounted on the lower turntable and a ball coupled to the end portion of each pressure grinding rod are replaceable with those made of a ceramic or diamond-coated material depending on the hardness of the material to be ground, so that grinding is conducted at the disc plate and the ball.

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

Jan 10, 2013  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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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 and high hardness levels.

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Friedrich Fischer - Wikipedia

Friedrich Fischer (March 19, 1849 – October 2, 1899) from Schweinfurt, Germany is considered the father of the modern ball bearing, having invented the process for milling standard bearings in 1883.. Biography. Fischer designed the ball grinding mill, a machine that allows steel balls to be ground to an absolutely round state in large volumes for the first time.

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Grinding machine for ball end mills with helical cutter ...

a grinding wheel mechanism tiltable laterally about a Y axis and having grinding wheel shafts for alternatively supporting face and flank grinding wheels and means for moving the grinding wheel shafts to enable the tip end of a cutter tooth being generated on said ball end mill to lie in a prescribed point on the Y-axis at all times, the ...

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METHOD OF CONTROLLING PERFORMANCE OF BALL DRUM MILL ...

A method of controlling the performance of a ball drum mill includes regulation of loading grinding material and balls into a working chamber according to the load signals on the mill drive. The inclination of the axis of drum mill is adjusted during operation.

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Grinding Ball Mill Suppliers, Manufacturer, Distributor ...

Alibaba offers 859 Grinding Ball Mill Suppliers, and Grinding Ball Mill Manufacturers, Distributors, Factories, Companies. There are 484 OEM, 449 ODM, 125 Self Patent. Find high quality Grinding Ball Mill Suppliers on Alibaba.

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Grinding Mill - ZENITH Crusher

Raymond Mill. Raymond mill has a history of over 100 years. So, it's classic undoubtedly. Recent years, with the growth of non-metallic mineral grinding industry, ZENITH upgraded Raymond mill to make it have more application areas, and, meanwhile, own high degree of reliability and automation.

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Ball Mill Critical Speed Working Principle - YouTube

https://911metallurgist/blog/ball-mill Learn about Ball Mill Critical Speed and its effect on inner charge movements. The effect of Ball Mill RPM s...

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Planetary Ball Mill PM 200 - RETSCH - short grinding times

Planetary Ball Mills are used wherever the highest degree of fineness is required.Apart from the classical mixing and size reduction processes, the mills also meet all the technical requirements for colloidal grinding and have the energy input necessary for mechanical alloying processes.The extremely high centrifugal forces of a planetary ball mill result in very high pulverization energy and ...

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National Patent Zm Autogenous Grinder--grinder Ball Mill ...

This series product has gained patent (Patent No: ZL200420075311.6), and are mainly used in autogenously grinding and separating slag and steel to improve the production and grading. It also can be used in foundry works to remove the bonding residue on the small casting pieces’ surface, etc. ZM Autogenous Grinder,mining grinder mill

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CONTROL SYSTEM AND METHOD FOR A REVERSED BALL MILL ...

United States Patent 3783252. Abstract: The dynamically fast in response and stable control arrangement for a reversed ball mill grinding circuit, which operates in accordance with the basic control algorithm that the new material feed rate to the reversed ball mill grinding circuit is controlled as a function of the net output solids flow ...

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Grinding machine for ball end mills with helical cutter ...

a grinding wheel mechanism tiltable laterally about a Y axis and having grinding wheel shafts for alternatively supporting face and flank grinding wheels and means for moving the grinding wheel shafts to enable the tip end of a cutter tooth being generated on said ball end mill to lie in a prescribed point on the Y-axis at all times, the ...

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The grinding body for ball mills

Patent registration. The grinding body for ball mills. C21D9/36 - for balls; for rollers (57) Abstract: The invention relates to the field of engineering, namely the grinding bodies for ball mills used for grinding ores, coal, clinker and other materials in metallurgical, cement, coal industries, as well as in the manufacture of refractories ...

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METHOD OF CONTROLLING PERFORMANCE OF BALL DRUM MILL ...

A method of controlling the performance of a ball drum mill includes regulation of loading grinding material and balls into a working chamber according to the load signals on the mill drive. The inclination of the axis of drum mill is adjusted during operation.

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CEMENT GRINDING AID COMPOSITION - Dow Global

Grinding trials are conducted in a lab-scale ball mill with feed material containing cement clinker, gypsum (equivalent to 1.9-2.3% SO3 content) and fly ash (25% content) to generate samples of Pozzolona Portland Cement (PPC), and grinding media (steel balls) to a feed ratio of 6:1.

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africa grinding mill cement invention

Patent US - Cement grinding aid and set retarder. ... BSA Ciment operates a grinding mill with an annual capacity of 450,000 tons, a bagging line and a concrete plant , The yearly consumption of cement has reached more than 700,000 tons. Ball mill >Grinding >Cement. Used in combination with the SEPOL high-efficiency separator, ball mills can ...

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Grinding Balls Solution Provider to Help You Save 10-20% ...

Grinding balls powered by more than 40 different key patents to help mine clients save 10-20% ball consumption than before.

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Grinding Mill Liners - Mineral Processing Metallurgy

Aug 06, 2015  Ball mills working as the secondary portion of a grinding circuit will utilize the lower profile liners. The reason is as lift decreases, friction increases. ... Grinding Mill Rubber Liners. ... The patent for the combination liner was issued for a design that extended the use of rubber into those applications. Although rubber technology has ...

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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 and high hardness levels.

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Ball Mills for Sale - 911Metallurgist

Ball Mills for Sale Showing all 16 results. Laboratory Grinding Mill. US $ 11,000. Benchtop Grinding Mill. US $ 7,500. Jar Mill ... US $ 7,500. Jar Mill. US $ 3,000. Small Grinding / Regrinding Mill 3 to 10 Kilo/Hr. Sale! Grinding Mill for Metallurgical Pilot Testing of 10 to 150 Kilo/Hr. US $ 50,000 $ 40,000. Small Vibratory Ball Mill. US ...

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National Patent Zm Autogenous Grinder--grinder Ball Mill ...

This series product has gained patent (Patent No: ZL200420075311.6), and are mainly used in autogenously grinding and separating slag and steel to improve the production and grading. It also can be used in foundry works to remove the bonding residue on the small casting pieces’ surface, etc. ZM Autogenous Grinder,mining grinder mill

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Ball Mill Used in Minerals Processing Plant Prominer ...

This ball mill is typically designed to grind mineral ores and other materials with different hardness, and it is widely used in different fields, such as ore dressing, building material field, chemical industry, etc. Due to the difference of its slurry discharging method, it is divided to two types: grid type ball mill and overflow type ball mill.

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Ball Mill, Grinding Mill, Ball Mill Manufacturers, Ball ...

Dry Ball Mill. 【Introduction】: A grinding equipment used to deal with dry materials. 【 Capacity 】: 0.25-100t/h. 【Improvement】: Xinhai dry ball mill is horizontal type and tubular running device, which has two warehouses. This machine is grid type and its outside runs along gear.

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潍坊正远粉体

The ceramic media ball milling production line is the best solution for processing high-purity materials. It is specially designed for high-purity materials: the grinding lining and media are made of corundum, cobblestone, quartz, zirconia, etc. The alloy media ball mill classification production line is a continuous large-scale powder ...

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