Title:
CRACKED CARBON BLACK SECONDARY TREATMENT PROCESS AND DEVICE
Document Type and Number:
WIPO Patent Application WO/2022/166242
Kind Code:
A1
Abstract:
A cracked carbon black secondary treatment process and device, comprising a carbon black storage tank (1), a carbon black secondary cracking device (5), and a carbon black multi-stage cooling device. The carbon black secondary cracking device (5) comprises a rotatable inner cylinder and an outer cylinder, and a hot air cavity is provided between the inner cylinder and the outer cylinder. The carbon black multi-stage cooling device consists of a carbon black primary cooler (7) and a carbon black secondary cooler (6) connected in series, and both use cooling water as a cooling medium. By using the present device in processing cracked carbon black, the total petroleum hydrocarbon substance content in carbon black is reduced, the carbon black quality is improved. By means of adding a modifier, the carbon black quality can be further improved, and the use of carbon black is enriched.
Inventors:
ZHONG SUILI (CN)
ZHOU CHEN (CN)
WANG DALONG (CN)
YU AILI (CN)
ZHANG GUANGZHEN (CN)
HAN GUOQIAN (CN)
ZHOU CHEN (CN)
WANG DALONG (CN)
YU AILI (CN)
ZHANG GUANGZHEN (CN)
HAN GUOQIAN (CN)
Application Number:
PCT/CN2021/122986
Publication Date:
August 11, 2022
Filing Date:
October 11, 2021
Export Citation:
Assignee:
NIUTECH ENVIRONMENT TECH CORPORATION (CN)
International Classes:
C09C1/48; C01B32/05; C09C1/00; C09C1/56; C10B53/00; C10B53/07; C10G1/00; C10G1/10; C10J3/00; C10J3/48
Foreign References:
| CN214361174U | 2021-10-08 | |||
| CN209113491U | 2019-07-16 | |||
| CN201559980U | 2010-08-25 | |||
| CN101469081A | 2009-07-01 | |||
| US20170240813A1 | 2017-08-24 | |||
| EP0003803A1 | 1979-09-05 |
Attorney, Agent or Firm:
SHANDONG QIZHI INTELLECTUAL PROPERTY AGENCY LTD. (CN)
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