White Papers

ST Equipment & Technology uses electrostatics to produce value-added feed coproducts from the ethanol industry

By: | Posted in: White Papers | Monday, Sep 7, 2020 - 5:46pm
electrostatics to produce value-added feed coproducts from the ethanol industry

As margins on ethanol products tighten or disappear, many ethanol producers choose to focus on value creation from coproducts. Dried distillers grains with solubles (DDGS) has long been an undervalued


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DRY BENEFICIATION OF BAUXITE MINERALS USING A TRIBO-ELECTROSTATIC BELT SEPARATOR

By: | Posted in: White Papers, WhiteFish | Thursday, Dec 12, 2019 - 6:44am

The ST Equipment & Technology LLC (STET) tribo-electrostatic belt separator is ideally suited for beneficiating very fine


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Potential Applications for Dry Beneficiation of Iron Ore Fines Using Tribo-electrostatic Belt Separator

By: | Posted in: White Papers, WhiteFish | Tuesday, Nov 26, 2019 - 12:12pm

ST Equipment & Technology LLC (STET) tribo-electrostatic belt separator technology allows for the beneficiation of fine mineral powders with an entirely dry technology at a high throughput. The STET separator


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Dry Fractionation of Whitefish Meal using a Tribo-Electrostatic Belt Separator

By: | Posted in: White Papers, WhiteFish | Wednesday, Mar 20, 2019 - 7:16am

ST Equipment & Technology LLC (STET) has developed a novel, patented electrostatic belt separator that has been demonstrated on the commercial-scale in the processing of industrial minerals and in recycling


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Dry Benefication Of Low-Grade Iron Ore Fines Using a Tribo-Electric Belt Separator

By: | Posted in: White Papers | Thursday, Mar 14, 2019 - 10:38am

Lucas Rojas Mendoza, ST Equipment & Technology, USA lrojasmendoza@steqtech.com Frank Hrach, ST Equipment & Technology, USA Kyle Flynn, ST Equipment & Technology, USA Abhishek Gupta, ST Equipment & Technology, USA


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Beneficiation of Bauxite Minerals Using a Triboelectric Belt Separator

By: | Posted in: White Papers | Saturday, Mar 9, 2019 - 8:10am

Abstract ST Equipment & Technology, LLC (STET) has developed a tribo-electrostatic belt separation processing system that provides the mineral processing industry a means to beneficiate fine materials with an entirely


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Principal Factors of Contact Charging of Minerals for a Successful Triboelectrostatic Separation Process – a Review

By: | Posted in: Mineral, White Papers | Tuesday, Mar 20, 2018 - 6:21am

Principal Factors of Contact Charging of Minerals for a Successful Triboelectstatic Separation Process – a Review Monika Mirkowska, Markus Kratzer, Christian Teichert, and Helmut Flachberger Abstract Triboelectrostatic separation is a


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Electrostatic Separation of Dry Granular Plant Based Food Materials

By: | Posted in: Feed & Food, White Papers | Thursday, Apr 27, 2017 - 9:38am

Electrostatic Separation of Dry Granular Plant-Based Food Materials Kyle Flynn, Abhishek Gupta, Frank Hrach Abstract Review of the relevant literature indicates that significant research has been undertaken to apply electrostatically


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Dry Triboelectrostatic Beneficiation of Mineral Sands

By: | Posted in: Mineral, White Papers | Tuesday, Nov 29, 2016 - 3:25pm

Dry Triboelectrostatic Beneficiation of Mineral Sands A.Gupta, K. Flynn and F. Hrach ST Equipment & Technology, 101 Hampton Avenue, Needham, MA 02494, USA   Abstract ST Equipment & Technology (STET)


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Economic Advantages of Dry Triboelectric Separation of Minerals

By: | Posted in: Mineral, White Papers | Monday, Mar 21, 2016 - 1:27pm

The enhanced separation capabilities of the STET system may be a very effective alternative to flotation processes. An economic comparison conducted by an independent mineral processing consulting firm of the


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Triboelectrostatic Beneficiation of Landfilled and Ponded Fly Ash

By: | Posted in: Fly Ash, White Papers | Friday, Mar 11, 2016 - 4:57pm

Triboelectrostatic Beneficiation of Landfilled and Ponded Fly Ash feature-Beneficiation & Reclamation TRIBOELECTROSTATIC BENEFICIATION OF LANDFILLEDAND PONDED FLYASH By Lewis Baker,Abhishek Gupta, Stephen Gasiorowski, and Frank Hrach   The American Coal


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Triboelectrostatic Beneficiation of Land Filled and Ponded Fly Ash

By: | Posted in: Fly Ash, White Papers | Friday, Nov 13, 2015 - 1:39pm

Triboelectrostatic Beneficiation of Land Filled and Ponded Fly Ash PREPRINT- article to be published in ACAA Ash at Work, Issue II 2015 Triboelectrostatic Beneficiation of Land Filled and Ponded Fly


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Triboelectrostatic Beneficiation of Landfilled Fly Ash WOCA 2015

By: | Posted in: Fly Ash, White Papers | Tuesday, Nov 10, 2015 - 4:59am

Triboelectrostatic-beneficiation-of-landfilled-fly-ash-WOCA-2015 Triboelectrostatic Beneficiation of Land Filled Fly Ash L. Baker, A. Gupta, and S. Gasiorowski ST Equipment & Technologies LLC, 101 Hampton Avenue, Needham MA 02494 USA CONFERENCE: 2015 World


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Possibilities of ST Complex Technologies on Fly Ash

By: | Posted in: White Papers | Tuesday, Nov 10, 2015 - 4:59am

Possibilities of ST Complex Technologies on Fly Ash UDC 691 J. D. Bittner, S. A. Gasiorowski, W. Lewandowski and B.Bruckner ST Equipment & Technology LLC – Technical Center 101 Hampton


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Ammonia Removal STET Update 2015

By: | Posted in: White Papers | Tuesday, Nov 10, 2015 - 4:58am

Ammonia Removal STET Update 2015 Needham Technical Center Removing Ammonia from Fly Ash J. Bittner, S. Gasiorowski, and F. Hrach Separation Technologies, LLC 101 Hampton Avenue, Needham, Massachusetts, USA Abstract


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Electrostatic Beneficiation of Phosphate Ores: Review of Past Work and Discussion of an Improvised Separation System

By: | Posted in: White Papers | Tuesday, Nov 10, 2015 - 4:57am

Electrostatic Beneficiation of Phosphate Ores: Review of Past Work and Discussion of an Improvised Separation System Available online at www.sciencedirect.com ScienceDirect Procedia Engineering 00 (2015) 000–000 www.elsevier.com/locate/procedia 3rd International Symposium


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Expanding Applications in Dry Triboelectric Separation of Minerals

By: | Posted in: Mineral, White Papers | Tuesday, Nov 10, 2015 - 4:57am

Expanding Applications in Dry Triboelectric Separation of Minerals Expanding Applications in Dry Triboelectric Separation of Minerals James D. Bittner, Kyle P. Flynn, and Frank J. Hrach ST Equipment & Technology


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20 years of Triboelectrostatic Beneficiation of Fly Ash – Vietbuild 2015 –

By: | Posted in: White Papers | Tuesday, Nov 10, 2015 - 4:56am

F. Hrach, S. Gasiorowski, H.Guicherd ST Equipment & Technologies LLC (STET), 101 Hampton Avenue, Needham MA 02494 USA CONFERENCE: Vietbuild Ho Chi Minh City – June 2015 KEYWORDS: Triboelectrostatic, Beneficiation,


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STET Belt Separator

By: | Posted in: Feed & Food, White Papers | Tuesday, Nov 10, 2015 - 4:32am

ST Equipment & Technology LLC’s (STET) Triboelectrostatic belt separator (Figure 1) has the demonstrated capability to process fine particles from 1995 separating Unburned carbon from fly ash minerals in coal-fired power


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