Patents by Inventor Boyko Tchavdarov

Boyko Tchavdarov 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).

  • Apparatus and Methods for Treating Fluids Using Ultraviolet Light
    Publication number: 20130153514
    Abstract: The present invention is directed to apparatuses and methods for treating fluids with ultraviolet light, including fluid streams, utilizing elliptical chambers. Suitably, water or other fluids can be disinfected using the chambers. Methods for optimizing irradiation of the fluid in the apparatuses are also provided.
    Type: Application
    Filed: December 17, 2010
    Publication date: June 20, 2013
    Applicant: Nano Terra Inc.
    Inventors: Eric Stern, Graciela B. Blanchet, Shih-Chi Chen, Werner Menzi, Igor Sokolik, David J. Averbeck, John Henry Burban, Phil Rol Chigo, Boyko Tchavdarov
  • Fluid treatment system
    Patent number: 7408174
    Abstract: The present invention relates to a fluid treatment system comprising: an inlet; an outlet; and a fluid treatment zone disposed between the inlet and the outlet. The fluid treatment zone has disposed therein: (i) an elongate first radiation source assembly having a first longitudinal axis, and (ii) an elongate second radiation source assembly having a second longitudinal axis. The first longitudinal axis and the second longitudinal axis are non-parallel to each other and to a direction of fluid flow through the fluid treatment zone. The present fluid treatment system has a number of advantages including: it can treat large volumes of fluid (e.g.
    Type: Grant
    Filed: March 14, 2005
    Date of Patent: August 5, 2008
    Assignee: Trojan Technologies Inc.
    Inventors: Wes From, Boyko Tchavdarov, Mike Marcu, Richard Gratton, David Olson, Jim Fraser, Dusko A. Kezele
  • Fluid treatment system
    Publication number: 20050263716
    Abstract: The present invention relates to a fluid treatment system comprising: an inlet; an outlet; and a fluid treatment zone disposed between the inlet and the outlet. The fluid treatment zone has disposed therein: (i) an elongate first radiation source assembly having a first longitudinal axis, and (ii) an elongate second radiation source assembly having a second longitudinal axis. The first longitudinal axis and the second longitudinal axis are non-parallel to each other and to a direction of fluid flow through the fluid treatment zone. The present fluid treatment system has a number of advantages including: it can treat large volumes of fluid (e.g.
    Type: Application
    Filed: March 14, 2005
    Publication date: December 1, 2005
    Inventors: Wes From, Boyko Tchavdarov, Mike Marcu, Richard Gratton, David Olson, Jim Fraser, Dusko Kezele