Patent · US Active

Arrangement and method in soda recovery boiler

US9920476B2 · kind B2 · utility

0Cited by

13References

14Claims

0Family size

Assignee

Valmet Technologies Oy · FI

Inventors

Piia Niemi · Minturno, IT
Markku Isoniemi · Tampere, FI
Tero Juutilainen · Tampere, FI
Kari Haaga · Tampere, FI

Key dates

Filing date	Sep 18, 2013
Grant date	Mar 20, 2018
Priority date	—
Expiry date	May 20, 2034

Classification

Technology area (CPC F)Mechanical Engineering; Lighting; Heating
CPC primaryF23J15/06
WIPO fieldThermal processes and apparatus
WIPO sectorMechanical engineering

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).

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.