Search International and National Patent Collections

1. (WO1998051625) METHOD FOR REDUCING THE LEVEL OF HYDROGEN SULFIDE IN WASTEWATER SYSTEMS

Pub. No.:    WO/1998/051625    International Application No.:    PCT/US1998/008883
Publication Date: Fri Nov 20 00:59:59 CET 1998 International Filing Date: Wed May 13 01:59:59 CEST 1998
IPC: C02F 3/28
C02F 3/34
Applicants: DCV, INC.
Inventors: HELLER, Kenneth, J.
HELLER, Johnathan, D.
BALLINGER, Kenneth, E., Jr.
Title: METHOD FOR REDUCING THE LEVEL OF HYDROGEN SULFIDE IN WASTEWATER SYSTEMS
Abstract:
A method for reducing the level of hydrogen sulfide in flowing wastewater streams by addition of aqueous solutions of metal nitrates and suspensions of polycyclic quinones or precursors thereof.