Invention Grant
- Patent Title: Portable system and method for separating and recycling gypsum and non-ferrous waste discharge from a steady stream of comminuted gypsum wallboard
- Patent Title (中): 从稳定的粉碎石膏墙板流中分离回收石膏和有色废物排放的便携式系统和方法
-
Application No.: US12237210Application Date: 2008-09-24
-
Publication No.: US08011606B1Publication Date: 2011-09-06
- Inventor: Robert A. Chrestenson
- Applicant: Robert A. Chrestenson
- Agent Charles L. Thoeming
- Main IPC: B02C21/02
- IPC: B02C21/02

Abstract:
System and method for comminuting gypsum wallboard received from a series of processing hoppers and milling hoppers by discharge into an assembly including a feed hopper, a barrel and trommel screen assembly for separation and final removal of paper and non-ferrous materials from comminuted gypsum wallboard, and separate assembly for receiving and conveying processed barrel screen discharge waste and gypsum.
Information query