Resources Contact Us Home Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE     E & I Corporation Patents Assignee: E & I Corporation Address: Worthington, OH No. of patents: 2 Patents: Patent Number Title Of Patent Date Issued 4670142 Aerated grit tank June 2, 1987 An aerated grit tank is provided having a longitudinally extending control wall dividing the tank into parallel lift and settling chambers. An air discharge apparatus is provided at the bottom of the lift chamber to induce an upward flow of sewage causing a generally helical flow of sewa 4129262 Pulverizer hammer for comminutating apparatus December 12, 1978 A hammer is provided for pulverizing and comminutating apparatus of the hammer mill-type with this hammer including both tearing and shearing edges for enhanced effectiveness in obtaining size reduction of both friable and non-friable materials. This pulverizer hammer includes a rela       Recently Added Patents Drill pipe wiper system and associated method Suction filter, turbo compressor, and method of packaging the compressor Wrapping cart machine and method of wrapping Toy radio Derivatives of 1-phenyl-benzofuro[3,2]pyridin-2(1H)-one Optical coupler for a light emitting device with enhanced output brightness In-vehicle navigation device   Randomly Featured Patents Carrier and method Apparatus for controlling vehicle transmission Automobile hood shield with deflector Bail tripping device for spinning reel Back-reflection type light diffusing apparatus Pre-emergent chemical method of combating unwanted vegetation Silage wagon LCD and method for producing the same in which a larger number of substrate gap control materials is larger in the polymer walls than in the liquid crystal regions Semiconductor integrated circuit device having scan flip-flop circuit Construction set © 2006. PatentGenius. All Rights Reserved.