Patent ID: 6440265
Filing Date: 2002-08-27
Classification: D21C

Abstract:
In a wood chip processing apparatus having a vat, a rotating drum positioned within said vat, and a plurality of shower pipes positioned above said drum and extending outside of said processing apparatus, an improved corrosion resistant hood enclosure for reducing the introduction of hazardous pollutants into the environment from said processing apparatus by facilitating the maintenance of a negative pressure within said hood enclosure, comprising two end members, an upper spine connected at each end to said end members, a pair of skirts extending between said end members on opposite sides of said spine, said skirts defining therein access portals sealalby covered by access doors, and at least one clamshell door hingedly connected to said hand enclosure and positioned between said spine and one of said skirts, said hood enclosure including means interspersed between said shower pipes and said bond enclosure for providing sealed passage of said shower pipes through said hood enclosure.