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China National Chemical Corporation successfully completed the first batch of qualified products from the 200,000-ton-per-year flexible needle coke unit constructed for Baolai Bio.

Category:

Industry News

Author:

China National Chemical Engineering Corporation

Source:

China National Chemical Engineering Corporation

Release time:

2025/11/17

Visits:

Information Summary:

The 200,000-ton-per-year flexible needle coke unit constructed by China National Chemical Corporation No. 9 Company for Liaoning Baolai Bioenergy Co., Ltd. was successfully commissioned on its first attempt and began producing qualified products at midnight on January 1, 2021.


Liaoning Baolai Bioenergy Co., Ltd., constructed by China National Chemical Corporation No. 9 Company 20 Ten thousand tons / The annual flexible needle coke unit was successfully started up on the first attempt and... 2021 Year 1 Moon 1 Qualified products are produced at midnight.

 

 

The unit consists of four main sections: delayed coking, cold coke water treatment, absorption and stabilization, and sulfur removal from dry gas and liquefied petroleum gas. It processes catalytic oil slurry annually. 35 10,000 tons (needle coke) or vacuum residue oil 80 10,000 tons (general coking). The unit uses catalytic oil slurry or low-sulfur vacuum residue as feedstock at a temperature of... 460~510 ℃ (Pujiao) 496~500 ℃), with a pressure of 0.6–0.7 MPa (Pu Jiao 0.16–0.20 MPa Under the specified operating conditions, a series of chemical reactions—primarily thermal cracking and condensation—transform the feedstock into products such as coking gasoline, diesel, gas, and needle coke (or petroleum coke). The primary products are needle coke (raw coke) or low-sulfur petroleum coke, while the by-products include coking gasoline, coking diesel, coking wax oil, liquefied petroleum gas, and dry gas. This unit was successfully started up on its first attempt and has now been put into production and operation, which holds significant importance for enhancing China’s technological level in needle coke production and expanding its production capacity. (China National Chemical Corporation No. 9 Company) Contributed by Xie Xiuli

Keywords:

Jiasheng

Carbon