Patents by Inventor Robert Mergler

Robert Mergler 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 device for cleaning combustion flue gases
    Patent number: 7776298
    Abstract: The invention relates to a process and a device for the removal of dust, HF, HCl, SO2, SO3, heavy metals, heavy-metal compounds, polyhalogenated hydrocarbons and polycyclic hydrocarbons from combustion flue gases by treating the pollutant-containing combustion flue gases with a sorbent in a circulating fluidized bed. The process is characterized in that the sorbent used is a mixture of Ca(OH)2, at least one naturally occurring zeolite and a carbon-containing substance, in that the treatment of the pollutant-containing combustion flue gases with the sorbent is carried out at from 120 to 180° C.
    Type: Grant
    Filed: July 8, 2002
    Date of Patent: August 17, 2010
    Assignee: Lentjes GmbH
    Inventors: Hansjörg Herden, Barbara Roth, Robert Mergler, Berthold Stegemann, Harald Sauer
  • Process and device for cleaning combustion flue gases
    Publication number: 20070014706
    Abstract: The invention relates to a process and a device for the removal of dust, HF, HCl, SO2, SO3, heavy metals, heavy-metal compounds, polyhalogenated hydrocarbons and polycyclic hydrocarbons from combustion flue gases by treating the pollutant-containing combustion flue gases with a sorbent in a circulating fluidized bed. The process is characterized in that the sorbent used is a mixture of Ca(OH)2, at least one naturally occurring zeolite and a carbon-containing substance, in that the treatment of the pollutant-containing combustion flue gases with the: sorbent is carried out at from 120 to 180° C.
    Type: Application
    Filed: September 20, 2006
    Publication date: January 18, 2007
    Applicant: tesa Aktiengesellschaft
    Inventors: Hansjorg Herden, Barbara Roth, Robert Mergler, Berthold Stegemann, Harald Sauer
  • Process and device for cleaning combustion flue gases
    Publication number: 20030019356
    Abstract: The invention relates to a process and a device for the removal of dust, HF, HCl, SO2, SO3, heavy metals, heavy-metal compounds, polyhalogenated hydrocarbons and polycyclic hydrocarbons from combustion flue gases by treating the pollutant-containing combustion flue gases with a sorbent in a circulating fluidized bed. The process is characterized in that the sorbent used is a mixture of Ca(OH)2, at least one naturally occurring zeolite and a carbon-containing substance, in that the treatment of the pollutant-containing combustion flue gases with the sorbent is carried out at from 120 to 180° C.
    Type: Application
    Filed: July 8, 2002
    Publication date: January 30, 2003
    Inventors: Hansjorg Herden, Barbara Roth, Robert Mergler, Berthold Stegemann, Harald Sauer