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Asphalt carbonization furnace tail gas treatment device and method

A tail gas treatment and carbonization furnace technology, which is applied to chemical instruments and methods, separation methods, fixed carbonization furnaces, etc., can solve problems such as tail gas pipeline blockage, safety hazards, and tail gas cannot be discharged normally, and achieve the goal of reducing environmental pollution Effect

Pending Publication Date: 2021-04-20
INNER MONGOLIA AEROSPACE HONGGANG MACHINERY
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  • Abstract
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Problems solved by technology

[0006] The present invention provides a tail gas treatment device and method of an asphalt carbonization furnace to solve the problem that tar causes the tail gas pipeline to be blocked during the operation of the existing carbonization furnace, the tail gas cannot be discharged normally, and the pressure in the furnace increases, which brings potential safety hazards. At the same time, the tail gas is filtered through water After discharge to the atmosphere, reducing environmental pollution

Method used

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  • Asphalt carbonization furnace tail gas treatment device and method

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Embodiment 1

[0027] A pitch carbonization furnace tail gas treatment device comprises a carbonization furnace tail gas pipeline 1 , a vacuuming pipeline 2 , a tail gas treatment tank 3 , an exhaust pipeline 4 , a water flushing pipeline 5 and a drainage pipeline 6 . The tail gas pipeline 1 is connected with a vacuum pipeline 2 . A ball valve 2.1 is provided between the tail gas pipeline 1 and the vacuum pipeline 2.

[0028] The tail gas pipeline 1 is connected to the tail gas treatment tank 3 . A high vacuum ball valve 1.1 is provided between the tail gas pipeline 1 and the tail gas treatment tank 3 . The bottom of the tail gas treatment tank 3 is provided with a drainage pipe 6 and an overflow pipe 7 is provided on the side. The drain pipe is provided with a ball valve 6.1, and the overflow pipe is provided with an overflow valve 7.1. The tail gas treatment tank 3 is equipped with treated water, and the water surface is 10-50 mm higher than the bottom surface of the tail gas pipeline 1...

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Abstract

The invention belongs to the technical field of carbon / carbon composite material preparation equipment, and particularly relates to an asphalt carbonization furnace tail gas treatment device. The device comprises a carbonization furnace tail gas pipeline, a vacuumizing pipeline, a tail gas treatment tank, an exhaust pipeline, a water washing pipeline, a drainage pipeline, an overflow pipeline, a high-vacuum ball valve and ball valves, the carbonization furnace tail gas pipeline is connected with the vacuumizing pipeline, and the ball valve is arranged between the pipelines; the carbonization furnace tail gas pipeline is connected with the tail gas treatment tank, and a high-vacuum ball valve is arranged between the pipelines; the drainage pipeline is arranged at the bottom of the tail gas treatment tank, the overflow pipeline is arranged on the side surface, and ball valves are arranged on the drainage pipeline and the overflow pipeline; the exhaust pipeline is arranged at the upper part of the tail gas treatment tank; two ball valves are arranged on the pipeline; and the water washing pipeline and the ball valve are arranged between the two ball valves of the exhaust pipeline. The problems that when an existing carbonization furnace operates, tar causes blockage of a tail gas pipeline, tail gas cannot be normally exhausted, the pressure in the furnace rises, and potential safety hazards are caused are solved.

Description

technical field [0001] The patent of the invention belongs to the technical field of carbon / carbon composite material preparation equipment, and specifically relates to a device and method for treating tail gas of an asphalt carbonization furnace. Background technique [0002] Asphalt impregnation-atmospheric pressure carbonization is one of the common preparation processes of C / C composite materials. The tail gas generated during the carbonization process of pitch contains a large amount of tar, which is discharged outdoors along with the tail gas. During the process of tail gas discharge, condensed tar with high viscosity will be formed, which will block the tail gas pipeline, prevent the tail gas from being discharged normally, increase the pressure in the furnace, and bring safety hazards. At the same time, the tail gas will be directly discharged into the atmosphere and cause environmental pollution. [0003] At present, the asphalt atmospheric pressure carbonization fu...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): B01D53/18B01D53/14B08B15/04C10B1/02C10B1/04C10B55/00C10K1/10
Inventor 严科飞李婷拓亚亚赵珂王彬梁娜
Owner INNER MONGOLIA AEROSPACE HONGGANG MACHINERY