mineral grinding patents

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AG or SAG mill, intermediate grinding to a ball mill or tower mill, and fine grinding to a stirred mill such as an Isamill or Stirred Media Detritor (SMD). Of course, various exceptions to these typical values can be found. In fine grinding, a material with an F80 of less than 100 lm is comminuted to a P80 of 7 to 30 lm. (P80s of

Mineral Grinding Aid Product Description DARAGRIND is one of the largest product developments by GCP Applied Technologies in the field of Grinding ... No statement, recommendation, or suggestion is intended for any use that would infringe any patent, copyright, or other third party right.

WO-0249766-A2 chemical patent summary.

A method of continued grinding of cement is disclosed in order to obtain cement with a high specific surface and/or a steep grain size distribution curve. The grinding is performed in a mill with agitated grinding medium from a specific surface of 300-400 m.sup.2 /kg (Blaine) to a specific surface of up to 1,200 m.sup.2 /kg (Blaine) and with a particle size distribution such that about 80% of ...

Patent Certificate. Patent Certificate has been granted for an Invention "A Process for producing Low Fe base Metal and sheet". Patent No.: 292898, (704/Kol/2011) Date of Grant: 13/02/2018.

[6] David F. Myers, Columbia; Ellis M. Gartner(1991): UNITED STATES PATENT 4,990,190 [7] Preston L. Veltman(1967):" MINERAL GRINDING AIDS AND PROCESS OF GRINDING"UNITED STATES PATENT 33125305 [8] D.W.Fuestenau(1995):"GRINDING AIDS" Kona Powder and Particle Journal [9] Joseph J. Assaad, Salim E. Asseily,Jacques Harb(2008): EFFECT OF ...

INVENTOR V GUNNAR R. FAGERHOLT ATTORNEYS PATENTED JAN] 1 4922 3.633832 SHEET 2 OF 2 INVENTOR GUNNAR R.FAGERHOLT AT ORNEYS APPARATUS FOR GRINDING MINERAL MATERIALS BACKGROUND OF THE INVENTION The dry grinding of coarse granular materials, such for instance as cement clinker, is commonly efiected in tube mills containing grinding bodies.

MINERAL GRINDING AIDS . United States Patent 3607326 . Abstract: Solid inorganic compounds such as naturally occuring inorganic mineral compounds and Portland cement are interground with certain amine salts of aryl hydroxy compounds (e.g. triethanolamine phenoxide) to enhance the efficiency of the grinding operation. ...

HM X-mill. Mineworx has developed the unique HM X-mill, a patent-pending, eco-friendly, portable, energy-efficient, mineral grinding mill. The HM X-mill is a transformation in grinding technologies and is based on Mineworx's proprietary, high velocity, horizontal rotary milling design. It is designed for the fine grinding of ores and ...

US3607326A - Mineral grinding aids - Google Patents Mineral grinding aids Download PDF Info Publication number US3607326A. US3607326A US3607326DA US3607326A US 3607326 A US3607326 A US 3607326A US 3607326D A US3607326D A US 3607326DA US 3607326 A US3607326 A US 3607326A Authority US

The present invention refers to a mineral matter powder preparation by wet process without acrylic additive or other grinding aid additives and to the use of said mineral matter after an optional hydrophobic treatment. Said mineral material having superior dispersing properties.

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 ...

With a wide range of equipment that performs crushing, size reduction, and grinding, Williams Patent Crushers are designed to be reliable, versatile, and right for a variety of applications. We take pride in offering a custom industrial mineral crushing or grinding solution to fit your project's needs.

Mineral grinding Mar 28, 2017 The present invention pertains to the discovery that short chain aliphatic fatty acids, such as potassium sorbate, can be used in liquid-additive grinding compositions in the amount of at least 10%, more preferably at least 20%, and most preferably at least 30%, to mill carbonate materials into smaller particle size.

Mineral Grinding Aid. ... No statement, recommendation, or suggestion is intended for any use that would infringe any patent, copyright, or other third party right. DARAGRIND is a trademark, which may be registered in the United States and/or other countries, of GCP Applied Technologies Inc. This trademark list has been compiled using available ...

The grinding and/or dispersing agent according to the invention is also added to the mixture formed by the aqueous suspension of mineral substances and by the grinding substance, in a proportion of 0.2 to 2% by weight of the dried fraction of said polymers, in relation to the dry weight mass of the mineral substance to be fined.

20mm-140mm Fine Grinding Media Ball/High Chromium/for Mineral Process/Power Stations/Cement, Find Details about Grinding Ball, Grinding Media from 20mm-140mm Fine Grinding Media Ball/High Chromium/for Mineral Process/Power Stations/Cement - Anhui Qasim Grinding Ball Group Co., Ltd.

Grinding and flotation. In order to separate the concentrate from the ore, the ore should be ground fine enough to release the target mineral from the non-mineral grains. The degree of grinding required for this depends on the size of the mineral particles in the ore.

The Mineral Processing Flowsheets shown on the following pages are based on actual data obtained from successful operating plants. Metallurgical data are shown in these flowsheets which incorporate Crushers, Grinding Mills, Flotation Machines, Unit Flotation Cells, and Selective Mineral Jigs as well as other standard milling equipment. The Flotation Machine, the Selective Mineral Jig and ...

US3492138A US3492138DA US3492138A US 3492138 A US3492138 A US 3492138A US 3492138D A US3492138D A US 3492138DA US 3492138 A US3492138 A US 3492138A Authority US United States Prior art keywords grinding additive employed solids mineral Prior art date Legal status (The legal status is an assumption and is not a legal conclusion.

In the mining industry, dry grinding plants are primarily used when the downstream preparation. process requires dry material, or in order to sav e valuable water resources. Grinding is the requ ...

China 20mm-140mm Fine Grinding Media Ball/High Chromium/for Mineral Process/Power Stations/Cement, Find details about China Grinding Ball, Grinding Media from 20mm-140mm Fine Grinding Media Ball/High Chromium/for Mineral Process/Power Stations/Cement - Anhui Qasim Grinding Ball Group Co., Ltd.

1. A process for dry grinding of one or more mineral materials which include at least one calcium carbonate, characterised in that the said process includes the stages of: a) crushing the mineral material or materials in at least one crushing unit until a crushed material is obtained with a d 95 of less than 10 cm; b) possibly improving all or part of the material crushed according to stage a ...

The present invention provides a process for dry grinding one or more mineral materials which include at least calcium carbonate. The process includes a) crushing the mineral material or materials in at least one crushing unit until a crushed material is obtained with a d95 of less than 10 cm, and dry grinding the material in at least one grinding unit (i) in the presence of at least one comb ...

Market Analysis and Insights: Global Mineral Grinding Market The global Mineral Grinding market size is projected to reach USD million by 2027, from USD million in 2020, at a CAGR of during 2021-2027.

Mtw Milling Machine For Grinding Barite. Barite grinding plant for sale barite mineral grinding machine has many different types like ball mill vertical grinding mill trapeium grinder mtw milling machine raymond mill ultrafine mill at the same time as reinforced ultrafine millgrinding machine developed by.

Mineral grinding is a simple process and not much technical complexity involved. Therefore, motivated person with good communication skill to sell end products to industries will be a preferred promoter. However, some experience in mineral products will help in understanding raw materials & applications. ...

Jul 07, 2016· The HM X-Mill is an energy-efficient mineral grinding mill developed by Mineworx Technologies Inc., a wholly owned subsidiary of Iberian Minerals Ltd. The patent pending HM X-Mill is a transformation in grinding technologies and is based on Mineworx's proprietary, high velocity, horizontal rotary milling design.

JOHN J. WASATONIC, PATENT ATTORNEY (CAMBRIDGE, MA, US) Claims: What is claimed is: 1. A method comprising the step of grinding a mineral in the presence of grinding aid comprising 1,1-dimethylol propane. 2. A method of claim 1 wherein said grinding aid further comprises a C 7-diol, a C 8-diol, trimethylol propane, a C 7 ...

Mineral grinding is a relevant process in metal production. This process is generally carried out with large rotating mills, which use free steel balls inside them as grinding means, to facilitate the transfer of mechanical energy for wearing and fracturing the mineral.

Patent US3325105 - Mineral grinding aids and process of ... United States Patent C) 3,325,105 MINERAL GRINDING AIDS AND PROCESS OF GRINDING Preston L. Veltman, Severna Park, Md., assignor to W. R. Grace & Co., Cambridge, Mass ...

Iberian Minerals Ltd. announced today that its wholly owned subsidiary, Mineworx has filed for patents on its proprietary HM X-Mill grinding technologies.