Coal-fired power plants in the United States generate about 75 million tons of coal ash annually. Compared with the 267 million tons of trash that Americans generate per year, it

The post Recovering and Recycling Landfill Fly Ash appeared first on ST Equipment & Technology (STET).

Bauxite is a sedimentary rock that is rich in alumina, the base for making aluminum. It is generally easy to mine because it is found near the surface of terrain.

The post Beneficiation and mineral processing of bauxite and feldspar appeared first on ST Equipment & Technology (STET).

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

The post ST Equipment & Technology uses electrostatics to produce value-added feed coproducts from the ethanol industry appeared first on ST Equipment & Technology (STET).

Iron ore is the fourth most common element in the Earth’s crust and is generally extracted by way of open-pit mining operations. Recovering high-grade iron ore is a relatively simple

The post The Benefits of ST Equipment & Technology’s Process For Very Fine Dry Iron Ore appeared first on ST Equipment & Technology (STET).

Companhia Vale do Reio Doce (CVRD) is one of the largest mining companies in the world. Headquartered in Brazil, they have mining operations in 30 countries around the world. They

The post Vale Commits $3 Billion To Dry Iron Ore Processing appeared first on ST Equipment & Technology (STET).

Fly ash is the mostly mineral residue left over from burning coal by coal-fired power plants. Fly ash is pozzolanic, meaning that it has cementitious properties that make it valuable

The post The Benefits of Fly Ash in Ready-mix Concrete appeared first on ST Equipment & Technology (STET).

According to a report from the Energy Information Administration, operating margins for corn-based fuel ethanol plants decreased to a multi-year low in 2019. This was due in part because production

The post An Opportunity For Ethanol Producers To Improve Margins appeared first on ST Equipment & Technology (STET).

The primary starting material for aluminum refining is bauxite. Since aluminum is a reactive element and does not occur naturally, aluminum-rich ore needs to be refined to produce alumina and

The post Dry beneficiation of bauxite minerals for greater yields appeared first on ST Equipment & Technology (STET).

Using plant-based proteins to supplement fish meal has been a part of aquaculture for decades. Fish feed comes from harvesting fish species such as anchovies, herring, menhaden, and sardines. The

The post Trends in using plant protein for aquaculture feed appeared first on ST Equipment & Technology (STET).

Dry Distillers Grains (DDG) and Dry Distillers Grains and Solubles (DDGS) are a nutrient-rich co-product of the ethanol production process. Both are also a valuable food source for the livestock

The post A water-free protein enhancement process for distillers grains appeared first on ST Equipment & Technology (STET).