A worker died in a hopper accident at a Newark gypsum plant and distribution center Tuesday, according to the Alameda County Fire Department, which tried to save the worker's life that day.

The powder is a blend of polymers, pigments, and other ingredients which are mixed in a hopper. The hopper has a fluidizing plate at the bottom which flows air up through the powder, keeping it in a ...

Matthews International had three patents in batteries during Q3 2023. The first patent is for a system that provides powder using a powder hopper, sensors, a feeder hopper, and a processor. The ...