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Distillation device and method for solid-containing raw oil

A distillation device and raw oil technology, which is applied in the petroleum industry and the preparation of liquid hydrocarbon mixtures. It can solve the problems of easy wear or blockage of equipment and pipelines, operation cycle of less than one month, and high solid content, so as to reduce wear and flow. Reasonable, the effect of improving the degree of vaporization

Active Publication Date: 2021-06-25
CHINA SHENHUA COAL TO LIQUID & CHEM CO LTD +2
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

However, if ordinary distillation technology is used, due to the high solid content in the oil, the equipment and pipelines will be easily worn or blocked, and the operating cycle of the device will be less than one month.

Method used

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  • Distillation device and method for solid-containing raw oil
  • Distillation device and method for solid-containing raw oil
  • Distillation device and method for solid-containing raw oil

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0039] as attached figure 1 As shown, the distillation device of the solid-containing raw material oil of the present embodiment includes an atmospheric heating furnace 2 and an atmospheric tower 3. The atmospheric heating furnace and the atmospheric tower are connected by pipelines, and the interconnected The pipeline is provided with a first pressure-suppressing regulating valve 2.1 and a first expansion pipe 2.2; the upper end of the atmospheric tower is provided with a gas-phase circulation pipeline 2.3, and the other end of the gas-phase circulation pipeline is connected to the top heat exchanger 5 of the atmospheric pressure tower , said atmospheric pressure tower top heat exchanger 5 is also connected with raw material inlet pipeline 1.1 and raw material output pipeline 1.2, raw material inlet pipeline is provided with raw material pump 1, and the other end of said raw material output pipeline is connected with normal pressure heating furnace 2 are connected, the bottom...

Embodiment 2

[0047] as attached figure 2 As shown, the distillation device of the solid-containing raw material oil of the present embodiment includes an atmospheric heating furnace 2 and an atmospheric tower 3. The atmospheric heating furnace and the atmospheric tower are connected by pipelines, and the interconnected The pipeline is provided with a first pressure-suppressing regulating valve 2.1 and a first expansion pipe 2.2; the upper end of the atmospheric tower is provided with a gas-phase circulation pipeline 2.3, and the other end of the gas-phase circulation pipeline is connected to the top heat exchanger 5 of the atmospheric pressure tower , said atmospheric pressure tower top heat exchanger 5 is also connected with raw material inlet pipeline 1.1 and raw material output pipeline 1.2, raw material inlet pipeline is provided with raw material pump 1, and the other end of said raw material output pipeline is connected with normal pressure heating furnace 2 connected, the bottom of...

Embodiment 3

[0054] as attached image 3As shown, the distillation device of the solid-containing raw oil of the present embodiment comprises that the device comprises a vacuum tower feed heat exchanger or a vacuum furnace (decompression heating furnace) 8, a vacuum tower 10, and the described vacuum tower The feed heat exchanger of the pressure tower or the decompression furnace (decompression heating furnace) 8 and the decompression tower 10 are connected by pipelines, and a second pressure-holding regulating valve 8.1 and a second expansion pipe are arranged on the interconnected pipelines. 8.2; the upper end of the described decompression tower 10 is connected with the second tower top tank 12 by pipeline, and the pipeline connected is provided with a decompression tower top condenser 11, and the third tower top tank 12 is provided with a third Pipeline 12.1, the other end of described the 3rd pipeline is connected with decompression tower (realize that the component part recirculation...

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Abstract

A distillation device and method for solid-containing raw oil, the device includes a heating furnace and a tower, the heating furnace and the tower are connected by pipelines, and the interconnected pipelines are provided with pressure-suppressing regulating valves and diameter-expanding pipes; The upper end of the tower is provided with a gas phase circulation pipe, and the other end of the gas phase circulation pipe is connected to a heat exchanger or to a reflux system, and the heat exchanger is also connected to a raw material inlet pipe and a raw material output pipe. The other end of the raw material output pipeline is connected to the heating furnace; the tower is an atmospheric tower or a vacuum tower, and the bottom of the atmospheric tower or the vacuum tower is equipped with a bottom component processing system. It has the advantages that it is not easy to cause wear or blockage of equipment and pipelines, and the operation period of the device is long.

Description

technical field [0001] The invention relates to the technical field of distillation of solid-containing raw oil. The solid-containing raw oil includes all solid-containing oils such as oil residue, oil sludge, oil sand, and oil mines, and can fully recover light oil and produce heavy oil. Specific applications include coal liquefaction oil residue, kerosene co-refining oil residue, heavy oil suspension bed or slurry bed hydrogenation oil residue, oil field mining sludge, refinery sludge, ship bilge sludge, natural oil sand or oil mine, and the extraction of the above raw materials, etc. The extraction phase and raffinate of process treatment are equal. The invention is suitable for environmental protection fields such as petrochemical industry, coal chemical industry, other chemical industries and waste oil containing solids, and in particular relates to a distillation device and method for raw oil containing solids. Background technique: [0002] With the deterioration of ...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): C10G1/02
CPCC10G1/02
Inventor 李兵李帅谢琤张源王伦周志岩赵建伟李伏虎李浩波宣奇龙李国运魏珊申秋会李培培林旭添
Owner CHINA SHENHUA COAL TO LIQUID & CHEM CO LTD
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