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Bentonite - an overview | ScienceDirect Topics

Bentonite is arguably the most frequently used fining agent. It is volcanic clay discovered in Wyoming. When hydrated, it can grow 20 times its size. Bentonite must be hydrated before being added to the wine or fruit juices, otherwise it would just sink to the bottom and absorb all parts of the wine and not just the particles intended.

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Bentonite - an overview | ScienceDirect Topics

Ronald S. Jackson PhD, in Wine Science (Third Edition), 2008. BENTONITE. Bentonite is a type of montmorillonite clay widely employed as a fining agent. It is used in clarifying juice and wines, in removing heat-unstable proteins, and in limiting the development of copper casse. Depending on the objectives, the ability of bentonite to induce partial decolorization and remove nutrients, such as ...

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Bentonit – Wikipedia

Bentonit, benannt nach der Benton-Formation in den Fort-Benton-Tonen von Montana (USA), ist ein Gestein, das eine Mischung aus verschiedenen Tonmineralien ist und als wichtigsten Bestandteil Montmorillonit (60 % bis 80 %) enthält, was seine starke Wasseraufnahme- und Quellfähigkeit erklärt. Weitere Begleitmineralien sind Quarz, Glimmer, Feldspat, Pyrit oder auch Calcit.

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Bentonite – CB Minerals

BENTONITE HYDROGEL 200 INFORMATION. For use in drilling operations where premium grade Wyoming Bentonite is desired. HYDROGEL® is a preferred product for use in oil and gas exploration drilling. It is also used in slurry trenching, caisson boring, and cast-in-place concrete foundations. PRODUCT CHARACTERISTICS:

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Bentoniet - Wikipedia

Bentoniet is een in de natuur voorkomende natrium-kleisoort met deeltjes die zo klein zijn dat ze de grond waterdicht kunnen maken. Het bestaat voor circa 2/3 uit montmorilloniet.. Toepassingen. Het nut van bentoniet bij het boren en in de civiele techniek, zoals de tunnelbouw, komt door zijn unieke reologische eigenschappen. Water met een relatief kleine suspensie van bentoniet vormt een ...

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Bentonite API & OCMA | Cebo Holland

Bentonite Wyoming API is a high-quality sodium Bentonite from Wyoming (U.S.A.). Cebo Wyoming API is used to produce drilling fluid for use in oil- and gas well drilling and in horizontal directional drilling. Bentonite OCMA

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Bentonite: Mineral information, data and localities.

Sodian Bentonite: A high sodium variety of bentonite. alkaline-earth bentonite: A bentonite containing easily exchangeable alkaline-earth cations and, either before or after acid treatment, capable of being made to assume properties of an alkali bentonite by treatment with an …

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Company - Black Hills Bentonite

Founded in 1947, Black Hills Bentonite LLC is a privately-held company that supplies high-quality bentonite products to key industries around the world. Headquartered in Casper, Wyoming the company mines product and operates processing plants throughout central and northern Wyoming.

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Bentonite - definition of bentonite by The Free …

Define bentonite. bentonite synonyms, bentonite pronunciation, bentonite translation, English dictionary definition of bentonite. n. An absorbent aluminum silicate clay formed from volcanic ash and used in various adhesives, ... [After Benton Formation of the Rock Creek district in eastern Wyoming.] ben′ton·it′ic (-nĭt′ĭk) adj.

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Wyoming Industrial Minerals - Wyoming State …

In 2017, Wyoming bentonite producers mined about 4.27 million tons of bentonite (Wyoming State Inspector of Mines, 2017). Surface mining to depths no greater than about 50 feet accounts for all bentonite production. Bentonite is mined in Wyoming from numerous pits in various areas of the state.

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Bentonite | Imerys

Bentonite binders enable economic and environmentally friendly foundry operations since the majority of the sand and binder is reused in a cyclic system. Prerequisite is a suitable bentonite with a stable thermal durability, and at the same time providing efficient shakeout behaviour.

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Bentonite | clay | Britannica

Bentonite, clay formed by the alteration of minute glass particles derived from volcanic ash. It was named for Fort Benton, Mont., near which it was discovered.. The formation of bentonite involves the alteration of volcanic glass to clay minerals; this requires hydration (taking up or combination with water) and a loss of alkalies, bases, and possibly silica, with the preservation of the ...

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Minerals Bentonite Wyoming - valencia-turismo.it

Wyoming Bentonite, Wyoming Bentonite Suppliers . A wide variety of wyoming bentonite options are available to you, such as free samples. There are 11 wyoming bentonite suppliers, mainly located in Asia. The top supplying countries or regions are China, United States, and United Kingdom, which supply 72%, 9%, and 9% of wyoming bentonite ...

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Industrial Coatings - Bentonite Performance …

Industrial Coatings Due to its thixotropic properties, NATIONAL® Standard Bentonite and NATIONAL® Premium Bentonite function as a thickening and/or suspension agent in water based coatings and asphalt emulsified coatings.

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Learn About Bentonite Mining in Wyoming

2018 Wyoming Bentonite Production and Employment. Origin. Wyoming bentonite is the result of chemical changes in ancient volcanic ash, which originated in western Wyoming and Idaho about 120 million years ago during the late Cretaceous period. Winds blew the ash into a shallow sea that covered most of what is now Montana and Wyoming.

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Bentonite — Wikipédia

La bentonite est une argile colloïdale dont le nom vient de Fort Benton dans le Wyoming aux États-Unis. Connue aussi sous le terme de terre à foulon, elle peut être considérée comme une smectite, étant essentiellement constituée de montmorillonite (Na,Ca) 0.33 (Al,Mg) 2 Si 4 O 10 (OH) 2 (H 2 O) n (80 %) qui est une argile ce qui explique sa capacité de rétention d'eau car la ...

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Bentonit - Wikipedia, den frie encyklopædi

Bentonit dannes, når vulkanske klipper og askelag forvitrer. Det findes flere steder i USA (hovedproducenten), Kina, Tyrkiet, Australien, Grækenland, Indien, Rusland, Ukraine, New Zealand og Tyskland. Det har navn efter Benton-skifferen fra kridttiden nær Rock River i Wyoming. Bentonit findes desuden på Bornholm.

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Wyoming Bentonite - Wyoming State Geological Survey

Wyoming Bentonite Wyoming State Geological Survey. Summary Report September 2014. Thomas A. Drean, Director and State Geologist. Writing/editing and layout by Chamois Andersen. Wayne M. Sutherland, Minerals Geologist. Introduction. Bentonite is a fine clay material mined from the earth,

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Wyo-Ben: Manufacturer of Bentonite Clay

Specially sized sodium bentonite products for absorbing, binding, suspending, plasticizing, sealing and other uses. Water Treatment. Clay-based technology to address waste stream issues such as emulsified oils, heavy metals and suspended solids. Testing Equipment.

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Bentonite clay | Earth Sciences Museum | …

Back to Rocks and Minerals Articles Kathy Feick "The clay with 1000 uses" Bentonite was first named Taylorite, after William Taylor, who studied clay deposits in the United States. The use of the name Taylorite stopped when this group of minerals was split up into separate groupings. In 1898, W C Knight used the name bentonite to refer to this specific type of clay because the

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