Patents by Inventor ROBERT RAHLIN

ROBERT RAHLIN 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).

  • System and method for mixing recirculating combustion ash with hydrated lime and water
    Patent number: 11439947
    Abstract: A mixer for recirculating ash from solid fuel combustion with hydrated lime and water and to feed the mixture into a desulfurization reactor. The mixer includes a housing having a front wall, two outer vertical sidewalls, a rear wall, a top, and a bottom, the top includes a feed chute configured for the entry and addition of product to the mixer, and the front wall includes an opening for the mixture of product to exit. The mixer also includes a rotatable vertical shaft having an impeller, the impeller having a plurality of blades disposed on the vertical shaft in the same horizontal plane and distributed equidistantly about the circumference of the vertical shaft. The mixer also includes a vertical wall disposed within the housing forming a mixing region and a feeding region that is operably connected to the opening of the front wall.
    Type: Grant
    Filed: August 28, 2020
    Date of Patent: September 13, 2022
    Assignee: ANDRITZ AKTIEBOLAG
    Inventors: Nabil Rafidi, Ali Mustapha Tabikh, Robert Rahlin, Wuyin Wang, Bjorn Sture Rikard Hakansson
  • SYSTEM AND METHOD FOR MIXING RECIRCULATING COMBUSTION ASH WITH HYDRATED LIME AND WATER
    Publication number: 20220062814
    Abstract: A mixer for recirculating ash from solid fuel combustion with hydrated lime and water and to feed the mixture into a desulfurization reactor. The mixer includes a housing having a front wall, two outer vertical sidewalls, a rear wall, a top, and a bottom, the top includes a feed chute configured for the entry and addition of product to the mixer, and the front wall includes an opening for the mixture of product to exit. The mixer also includes a rotatable vertical shaft having an impeller, the impeller having a plurality of blades disposed on the vertical shaft in the same horizontal plane and distributed equidistantly about the circumference of the vertical shaft. The mixer also includes a vertical wall disposed within the housing forming a mixing region and a feeding region that is operably connected to the opening of the front wall.
    Type: Application
    Filed: August 28, 2020
    Publication date: March 3, 2022
    Applicant: GENERAL ELECTRIC COMPANY
    Inventors: NABIL RAFIDI, ALI MUSTAPHA TABIKH, ROBERT RAHLIN, WUYIN WANG, BJORN STURE RIKARD HAKANSSON