Patents by Inventor Erwin Ecker

Erwin Ecker has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

Process and a device for the decomposition of free and complex cyanides, AOX, mineral oil, complexing agents, cod, nitrite, chromate, and separation of metals in waste waters

Patent number: 5573676

Abstract: Process for the decontamination of decontaminants in waste waters, wherein the waste water stream to be treated pass sequentially through following process steps,waste water treatment with hydrogen peroxide (H.sub.2 O.sub.2), irradiating at the same time with UV light,treatment with a reducing agent such as sodium dithionite,precipitation of existing metal contaminants, optionally followed by a filtration and/or a treatment with a selective ion exchanger.

Type: Grant

Filed: February 24, 1995

Date of Patent: November 12, 1996

Assignee: Ultra Systems GmbH UV-Oxidation

Inventors: Karl F. Massholder, Wilfried Werz, Erwin Ecker

Process and a device for the decomposition of free and complex cyanides, AOX, mineral oil, complexing agents, cod, nitrite, chromate, and separation of metals in waste waters