Device and method for preparing heavy oil-based coated asphalt

The invention relates to the field of petrochemical engineering, in particular to a preparation device and method of heavy oil-based coated asphalt. The preparation device comprises a crosslinking reactor, a gas-liquid separation device, an oxidized asphalt heater and a condensation reactor, the bot...

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Bibliographic Details
Main Authors XU KAI, LI KANG, LI ZHI, HAN HAIBO, XING YICHENG, WANG TAOXIANG, LEI JIE
Format Patent
LanguageChinese
English
Published 12.08.2022
Subjects
CHEMISTRY
FUELS
LUBRICANTS
METALLURGY
PEAT
PETROLEUM, GAS OR COKE INDUSTRIES
PYROLIGNEOUS ACID
TECHNICAL GASES CONTAINING CARBON MONOXIDE
WORKING-UP PITCH, ASPHALT, BITUMEN, TAR
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Summary:The invention relates to the field of petrochemical engineering, in particular to a preparation device and method of heavy oil-based coated asphalt. The preparation device comprises a crosslinking reactor, a gas-liquid separation device, an oxidized asphalt heater and a condensation reactor, the bottom of the cross-linking reactor is connected with an oxygen-containing mixed gas inlet pipe, a discharge port of the cross-linking reactor is connected with a feed port of the gas-liquid separation device, a liquid outlet of the gas-liquid separation device is connected with a feed port of the oxidized asphalt heater, and a gas outlet of the gas-liquid separation device is connected with a purge gas inlet in the bottom of the condensation reactor; and a discharge port of the oxidized asphalt heater is connected with a feed port of the condensation reactor. The preparation method comprises the step of preparing the coated asphalt by adopting the device. According to the device and the method provided by the inventi
Bibliography:Application Number: CN202210401885