Hansen Engineering, Inc. - West Alexander, PA
Distributor, Manufacturer, Custom Manufacturer
Complete design engineering packages for spray roaster & sliding bed acid regeneration plants designed to fit individual plant size & production requirements.
www.hanseneng.com/acid.html

Mech-Chem Associates, Inc. - Norfolk, MA
Manufacturer, Custom Manufacturer, Service Company
Design & manufacturer of acid recovery, purification and recycling systems. Systems include diffusion dialysis systems, vacuum evaporators, distillation systems and filtration equipment. Applications include recovery and recycling of acid solutions including nitric, hydrochloric, hydrofluoric, sulfuric, fluoboric, methanesulfonic acids, and mixed acid solutions. These acid recovery and purification systems reduce raw material usage, waste treatment and disposal costs as well as extend bath life and improve process performance.
www.mech-chem.com/products-and-services/aci...

ISSI / AMROX - Pittsburgh, PA
Manufacturer, Service Company
Waste Hydrochloric Acid Regeneration & Iron Oxide Production Facilities

Arus Andritz-Ruthner, Inc. - Canonsburg, PA
Manufacturer, Service Company
Manufacturer of hydrochloric, nitric/hydrofluoric acids regenerated.

Novatech Professional Corp. - Pocatello, ID
Service Company
Nitric, hydrofluoric, sulfuric, others; Engineering, design, installation management, commissioning; Distillation, concentration, purification, blending, recovery; Intensive designs.