Patents by Inventor Tero Juutilainen

Tero Juutilainen 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).

  • A METHOD FOR REMOVING AMMONIA FROM NON-CONDENSABLE GASES OF A PULP MILL
    Publication number: 20230183920
    Abstract: A method for removing ammonia (NH3) from a gas produced in a pulp mill (100). The method comprises producing raw non-condensable gas comprising ammonia (NH3) in the pulp mill (100) and transferring at least some of the raw non-condensable gas to a scrubber (200) containing aqueous scrubbing solution (130, 140). The method comprises adding a compound capable of decreasing a pH of the scrubbing solution to the scmbbing solution (130, 140) and in the scrubber (200), contacting the raw non-condensable gas with the scmbbing solution (130, 140), to react the ammonia (NH3) of the raw non-condensable gas with the scmbbing solution to produce clean non-condensable gas and ammonium (NH4+). A pulp mill comprising equipment for performing the method.
    Type: Application
    Filed: May 24, 2021
    Publication date: June 15, 2023
    Inventors: Naveen CHENNA, Tero JUUTILAINEN
  • Arrangement and method in soda recovery boiler
    Patent number: 9920476
    Abstract: An arrangement and a method in a soda recovery boiler, in a furnace (1) of which recovery boiler there are arranged screen tubes (7) and which recovery boiler comprises a second pass (9) in which is arranged at least one superheater (4?). The second pass (9) is arranged for being cooled with cooling medium coming from the screen tubes (7).
    Type: Grant
    Filed: September 18, 2013
    Date of Patent: March 20, 2018
    Assignee: Valmet Technologies Oy
    Inventors: Piia Niemi, Markku Isoniemi, Tero Juutilainen, Kari Haaga
  • ARRANGEMENT AND METHOD IN SODA RECOVERY BOILER
    Publication number: 20150275427
    Abstract: An arrangement and a method in a soda recovery boiler, in a furnace (1) of which recovery boiler there are arranged screen tubes (7) and which recovery boiler comprises a second pass (9) in which is arranged at least one superheater (4?). The second pass (9) is arranged for being cooled with cooling medium coming from the screen tubes (7).
    Type: Application
    Filed: September 18, 2013
    Publication date: October 1, 2015
    Inventors: Piia Niemi, Markku Isoniemi, Tero Juutilainen, Kari Haaga