Login| Sign Up| Help| Contact|

Patent Searching and Data


Title:
HEATING AND FIRING APPARATUS AND FIRING METHOD FOR FLY ASH
Document Type and Number:
WIPO Patent Application WO/2018/016108
Kind Code:
A1
Abstract:
Provided are a low energy cost heating and firing apparatus and a low energy cost firing method for fly ash. A heating and firing apparatus 2 has a combustion furnace for burning and reducing the amount of unburned carbon in a raw powder including fly ash and the unburned carbon. The combustion furnace comprises: a stirring means for stirring the unburned carbon in the furnace; an oxygen supply means for supplying oxygen into the furnace; and a combustion means for burning fuel into the furnace filled with oxygen supplied from the oxygen supply means. A heating device for preheating the unburned carbon to be supplied to the combustion furnace to or above a preheating set temperature set to be higher than a temperature at least 200°C lower than the ignition temperature of the unburned carbon is provided at a stage before the combustion furnace.

Inventors:
JAHANA,Kazunari (C/O RYUX Inc. 7-22, Suzaki Uruma-sh, Okinawa 34, 〒9042234, JP)
KISHIDA , Yoshio (C/O RYUX Inc. 7-22, Suzaki Uruma-sh, Okinawa 34, 〒9042234, JP)
MINAMIDE, Hiroto (C/O RYUX Inc. 7-22, Suzaki Uruma-sh, Okinawa 34, 〒9042234, JP)
MISHIMA, Tsuyoshi (C/O RYUX Inc. 7-22, Suzaki Uruma-sh, Okinawa 34, 〒9042234, JP)
Application Number:
JP2017/005421
Publication Date:
January 25, 2018
Filing Date:
February 15, 2017
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
RYUX INC. (7-22, Suzaki Uruma-sh, Okinawa 34, 〒9042234, JP)
International Classes:
B09B3/00; F27B7/10; F27B7/32; F27D3/08; F27D13/00; H05B6/10
Attorney, Agent or Firm:
NISHIHARA,Hironori (7th floor Samty Fame SHIN OSAKA 1st, 6-5-3, Nishinakajima, Yodogawa-ku, Osaka-sh, Osaka 11, 〒5320011, JP)
Download PDF: