Patents by Inventor Markku Isoniemi

Markku Isoniemi 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).

  • 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