DAYTON, Wash.--(BUSINESS WIRE)--Columbia Pulp I, LLC, announced Wednesday that the company has completed construction on its 18,000-square-foot pilot plant in Pomeroy, Washington. While construction ...
POMEROY — A small group of employees at Columbia Pulp in Pomeroy recently huddled around the base of a conveyor belt that transports wheat straw to a chest where it is mixed with water and chemicals.