1320794 Mixing in conduits AIRCO Inc 22 June 1970 [2 July 1969] 30190/70 Heading B1C [Also in Division C1] Liquids passing through a pipe are mixed by fixing mixer units 128, 130 in the pipe. The units may be disposed in spaced pairs, one clockwise, a...
MARTIN J. BERARDI
A reactor filter assembly is provided for purifying water, or other liquids, in an effluent stream, and which is designed, for example, to have a multistate construction. A four-stage system will be described. The influent to the system is first treat...
SVENSKA INTERPUR AB.
A water purifier comprises a helical screw of sheet material carrying biologically active microorganisms. The helix is fitted around a horizontal, rotating shaft, and the outer periphery of the helix is tightly fitted within a cylindrical casing. End ...
DAVID D. CRAWFORD JOHN W. ELVINGTON
A septic tank, which may be converted into a grease trap. The tank is preferably made of plastic reinforced with fiber glass and it is further reinforced due to the construction. The tank is light weight, therefore easy to install, is durable and resi...
Ammonium ions are selectively removed from aqueous solutions containing alkali and/or alkaline earth cations by cation exchange with zeolite F. This is a synthetic crystalline aluminosilicate having a silica-to-alumina oxide mol ratio of about 2 which...
BUCKMAN LABORATORIES INC.
Cationic starch complexes prepared by reacting an aqueous starch slurry with a water-soluble cationic polymeric polyelectrolyte are useful in treating cellulosic materials and as flocculating agents in aqueous systems.
POLLUTION CONTROL PRODUCTS INC.
An aerobic batch sewage treatment system to receive raw sewage mixed with water and adapted to reduce the size of the sewage while simultaneously exposing it to oxygen to initiate aerobic activity. The system includes three tanks, an air lift pump wit...
STELLAR IND. LTD.