feeder

Material Effect on Power Requirements for Screw Feeders

CHALLENGE A screw feeder is commonly used to meter flow in powder processing applications because of ease of use, low maintenance, and material integrity without degradation. The relatively simplistic equipment…

mixing solutions and slurries

Mixing Solutions and Slurries – Effectively, Economically, and Safely Mixing Diatomaceous Earth

EP Minerals, located in Reno, Nevada, is a major producer of diatomaceous earth, cellulose and perlite filter aids, coatings, absorbents, and soil additives. The company enlisted Hapman to help develop…

construction man with a green jacket leaning against a control panel

Stillwater Mining Improves Smelting Efficiency and Yield, Eliminates Dust with Tubular Drag Conveyor

CHALLENGE Stillwater Mining was challenged with maintaining constant temperatures in a smelting furnace to ensure efficient extraction. Also, to create a safe, environmentally friendly process for dumping bulk bags of…

pre-mix solutions

Pre-Mix Solutions and Slurries – Effectively, Economically and Safely

INDUSTRY Chemical Industry CHALLENGE A perpetual challenge in the chemical industry has been finding an ideal way to effectively mix solids and liquids to create optimal slurry – and at…