All Blog Posts about ‘Rotary Kilns’

Increasing Biomethane Production During Anaerobic Digestion Using Biochar

This article was co-authored by:

Walter Hawkins
Process Sales Engineer

Carrie Carlson
Technical Writer

Biochar has seen a surge in popularity as a soil amendment as of late, for the many benefits it can offer to soil and for its potential use in carbon sequestration. With a unique ability to capture and hold particles on its surface, biochar is Continue reading →

 

Question of the Week: What does the Transformation of Biomass to Activated Carbon Look Like?

This article was authored by:

Jenny Seim
Technical Writer

The process of converting biomass to activated carbon can vary depending on the source and characteristics of the feedstock material, and the wanted end-product characteristics. This process is outlined in the stages below: Drying. Biomass must first be dried, most often via a rotary dryer, Continue reading →

 

Question of the Week: What is Organic Combustion?

This article was authored by:

Jenny Seim
Technical Writer

Organic combustion is the thermal treatment of organic wastes with the intent of reducing mass and volume. This process is frequently seen in waste treatment plants in order to reduce the volume of organic wastes for deposit into landfill. Organic combustion leaves behind an ash Continue reading →

 

Biocoal: The Key to Turning the Coal Industry Around?

This article was co-authored by:

Shane Le Capitaine
Thermal Processing Expert

Carrie Carlson
Technical Writer

A recent white paper by William Strauss, PhD of FutureMetrics LLC, looked at a strategy that could breathe life back into the dying US coal industry, and the answer comes from an unlikely place: implementing policy to support the co-firing of wood biomass pellets (biocoal) Continue reading →

 

Question of the Week: What do Indirect Rotary Kilns Offer Over their Direct-Fired Counterparts?

This article was authored by:

Jenny Seim
Technical Writer

Indirect rotary kilns, or rotary calciners, offer three major advantages over their direct-fired counterparts, as outlined below. When processing in a direct-fired rotary kiln, fine materials can become entrained in the gas and carried out to the baghouse. An indirect kiln avoids this issue because Continue reading →

 

Upgrading Phosphate Ores with Rotary Kilns

This article was co-authored by:

Carrie Carlson
Technical Writer

Walter Hawkins
Process Sales Engineer

Phosphate rock is mined all over the world to produce a number of phosphorus products that are essential to plants and animals- namely, fertilizers and animal feeds. Many predict that demand for phosphate, particularly for use as a fertilizer, will only rise, as the world Continue reading →

 

Activated Carbon: A Critical Component in Water Treatment Facilities

This article was co-authored by:

Carrie Carlson
Technical Writer

Walter Hawkins
Process Sales Engineer

Activated carbon is a powerful adsorbent used prolifically throughout water purification efforts to remove contaminants and undesirable components. While activated carbon can be used in a wide range of water treatment applications, it is a critical tool used throughout municipal and industrial water treatment facilities Continue reading →

 

Question of the Week: What is Calcination?

This article was authored by:

Jenny Seim
Technical Writer

Calcination is the process of heating a material to cause chemical dissociation (separation). Calcination is a common process, and is often used in the creation of inorganic materials, such as the dissociation of calcium carbonate to create calcium oxide and carbon dioxide. It can also be Continue reading →

 

The Transformation of Bauxite to Aluminum (and the Products in Between)

This article was co-authored by:

Carrie Carlson
Technical Writer

Walter Hawkins
Process Sales Engineer

With applications in everything from energy, infrastructure, and aerospace, to automotive, packaging, and more, aluminum has become a cornerstone of modern society. Aluminum’s widespread use might infer ease of accessibility, but such is not the case; aluminum is not found freely in nature, requiring the Continue reading →

 

Ceramic Proppants: A Specialized Alternative to Frac Sand

This article was co-authored by:

Carrie Carlson
Technical Writer

Walter Hawkins
Process Sales Engineer

While the oil and natural gas industry has had its ups and downs, many speculate it is again poised for growth due to the current political climate. Subsequently, there is a renewed interest around proppants – the hard microspheres injected into well bores to “prop Continue reading →