Title:
CHLORINATION PROCESS-BASED TITANIUM DIOXIDE OXIDATION REACTOR
Document Type and Number:
WIPO Patent Application WO/2021/212405
Kind Code:
A1
Abstract:
A chlorination process-based titanium dioxide oxidation reactor. A toluene gun connector (7) is provided in the middle of the left end of a left section (1a) of a heating zone (1); one to four hot oxygen intake pipe orifices (4) are provided on the outer diameter surface of the left end of the left section (1a); the hot oxygen intake pipe orifices (4) are distributed on the left section (1a) in an annular array with the circle center of the left section (1a) as the center; an included angle of 60 to 85 degrees is formed between each hot oxygen intake pipe orifice (4) and the axis line of the heating zone (1); an intake chamber (21) of a reaction zone (2) is provided with a titanium tetrachloride gas inlet (24), and the intake chamber (21) is provided with a reaction zone gas inlet (2a) and a reaction zone gas outlet (2b) in the axial direction of the heating zone (1); the reaction zone gas inlet (2a) is communicated with a right section (1c) of the heating zone (1); the reaction zone gas outlet (2b) is communicated with the left end of a quenching zone (3); the quenching zone (3) is a gas-liquid heat exchanger; and a base material discharged from the reaction zone (2) enters the gas-liquid heat exchanger for heat exchange and cooling.
Inventors:
SUN HONGTAO (CN)
YAN YAN (CN)
XIE WEIQING (CN)
YAN YAN (CN)
XIE WEIQING (CN)
Application Number:
PCT/CN2020/086390
Publication Date:
October 28, 2021
Filing Date:
April 23, 2020
Export Citation:
Assignee:
EAST CHINA ENGINEERING SCIENCE & TECH CO LTD (CN)
International Classes:
C01G23/07; B01J12/02
Foreign References:
| CN1277941A | 2000-12-27 | |||
| US3735000A | 1973-05-22 | |||
| CN105271387A | 2016-01-27 | |||
| CN101674882A | 2010-03-17 | |||
| CN201264909Y | 2009-07-01 | |||
| US3725526A | 1973-04-03 |
Attorney, Agent or Firm:
BEIJING HUAREN UNITED INTELLECTUAL PROPERTY AGENCY CO., LTD. (CN)
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