CN112174140A - Steam injection system in high-temperature converter - Google Patents
Steam injection system in high-temperature converter Download PDFInfo
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- CN112174140A CN112174140A CN201911071968.2A CN201911071968A CN112174140A CN 112174140 A CN112174140 A CN 112174140A CN 201911071968 A CN201911071968 A CN 201911071968A CN 112174140 A CN112174140 A CN 112174140A
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- 238000010793 Steam injection (oil industry) Methods 0.000 title claims abstract description 45
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 64
- 238000003860 storage Methods 0.000 claims abstract description 38
- 238000001816 cooling Methods 0.000 claims description 8
- 238000007789 sealing Methods 0.000 claims description 6
- 230000008676 import Effects 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 15
- 239000011229 interlayer Substances 0.000 abstract description 2
- 239000000463 material Substances 0.000 description 16
- 230000004913 activation Effects 0.000 description 10
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 6
- 230000009471 action Effects 0.000 description 6
- 238000006243 chemical reaction Methods 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 4
- 230000006872 improvement Effects 0.000 description 4
- 238000005507 spraying Methods 0.000 description 4
- 239000005539 carbonized material Substances 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000005452 bending Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000002045 lasting effect Effects 0.000 description 2
- 238000001179 sorption measurement Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- TVEXGJYMHHTVKP-UHFFFAOYSA-N 6-oxabicyclo[3.2.1]oct-3-en-7-one Chemical compound C1C2C(=O)OC1C=CC2 TVEXGJYMHHTVKP-UHFFFAOYSA-N 0.000 description 1
- 230000005856 abnormality Effects 0.000 description 1
- 230000003213 activating effect Effects 0.000 description 1
- 239000003463 adsorbent Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 239000003712 decolorant Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000009967 tasteless effect Effects 0.000 description 1
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B32/00—Carbon; Compounds thereof
- C01B32/30—Active carbon
- C01B32/39—Apparatus for the preparation thereof
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B32/00—Carbon; Compounds thereof
- C01B32/30—Active carbon
- C01B32/312—Preparation
- C01B32/336—Preparation characterised by gaseous activating agents
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F22—STEAM GENERATION
- F22D—PREHEATING, OR ACCUMULATING PREHEATED, FEED-WATER FOR STEAM GENERATION; FEED-WATER SUPPLY FOR STEAM GENERATION; CONTROLLING WATER LEVEL FOR STEAM GENERATION; AUXILIARY DEVICES FOR PROMOTING WATER CIRCULATION WITHIN STEAM BOILERS
- F22D11/00—Feed-water supply not provided for in other main groups
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Inorganic Chemistry (AREA)
- Water Supply & Treatment (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
Abstract
The invention discloses a steam injection system in a high-temperature converter, which comprises a furnace body, wherein a plurality of steam pipes are arranged in the furnace body along the axial direction, a first steam inlet and a second steam inlet are respectively arranged at two ends of each steam pipe, a steam storage tank is arranged outside the furnace body, the first steam inlet at one end of each steam pipe is respectively communicated with a steam outlet at the top of the steam storage tank through a connecting pipe, a plurality of steam injection holes are respectively arranged at the bottoms of the steam pipes, an outer sleeve is sleeved outside each steam pipe, an interlayer structure is formed between the outer side wall of each steam pipe and the inner side wall of the outer sleeve, a hot water inlet is arranged on the outer side wall at one end of the outer sleeve, a hot water outlet is arranged on the outer side wall at the other end of the outer sleeve, the hot water inlet is. The steam pipe has simple structure, high production efficiency and low production cost, and can work normally in a high-temperature converter.
Description
Technical Field
The invention relates to the technical field of activated carbon processing production equipment, in particular to an internal steam injection system of a high-temperature converter.
Background
The activated carbon is a nontoxic and tasteless adsorption material with a well-developed pore structure and a large specific surface area, has strong molecular adsorption capacity, and has been widely applied to a plurality of fields such as medicine, chemical industry, food, environmental protection, metallurgy and the like as an adsorbent and a decolorant.
Currently, a high-temperature converter is required to be used for activating a carbonized material in the production and preparation process of the activated carbon. In the prior art, a steam injection system in a high-temperature converter is shown in fig. 1 and mainly comprises a steam injection pipe 2' arranged in a furnace body 1', a steam inlet 3' is arranged at one end of the steam injection pipe 2', a row of steam injection holes 4' are arranged at the bottom of the steam injection pipe 2', the steam inlet 3' is connected with a steam storage tank 5' through a connecting pipe for steam communication, and steam in the steam storage tank 5' enters the steam injection pipe 2' from the steam inlet 3' and is then injected from the steam injection holes 4' to react with a carbonized material in the furnace body 1' for activation treatment. However, the existing steam injection system in the high-temperature converter has the following defects: (1) because the steam injection pipe is directly arranged in the high-temperature converter body and is directly contacted with the high-temperature carbonized material, the surface of the steam injection pipe is oxidized and blocks a steam injection hole after long-term use, so that the service life of the steam injection pipe is shortened, and the steam injection pipe needs to adopt a high-temperature resistant material, so that the overall cost is higher; (2) if the pressure in the steam storage tank of the boiler becomes small, the steam jet pipe is bent in a sharp heating mode in the high-temperature state in the boiler body, or the water in the tank exceeds the normal water level due to the abnormality of the water supply system, enters the steam jet pipe through the connecting pipe, and the steam jet pipe is bent in a sharp cooling mode in the high-temperature state in the boiler body, so that the steam jet pipe is rubbed with the inner wall of the boiler body, the steam jet pipe is damaged, the raw materials in the boiler body are polluted, and the production cost is increased.
Disclosure of Invention
In order to solve the problems in the background art, the invention aims to provide an internal steam injection system of a high-temperature converter, which has a simple structure, ensures that a steam pipe can normally work in the high-temperature converter, is not softened, bent, oxidized or blocked, has high production efficiency and reduces the production cost.
In order to achieve the purpose, the invention adopts the following technical scheme:
the invention provides an internal steam injection system of a high-temperature converter, the high-temperature converter comprises a furnace body, a plurality of steam pipes are arranged in the furnace body along the axial direction, a first steam inlet and a second steam inlet are respectively arranged at two ends of each steam pipe, a steam storage tank is arranged outside the furnace body, the first steam inlet at one end of each steam pipe is respectively communicated with a steam outlet at the top of the steam storage tank through a connecting pipe, a plurality of steam injection holes are respectively arranged at the bottoms of the steam pipes, an outer sleeve is sleeved outside each steam pipe, two ends of each outer sleeve are hermetically connected with the outer side wall of each steam pipe, a plurality of sealed connecting ports are formed by hermetically connecting the inner wall of each outer sleeve with the outer wall of each steam injection hole on each steam pipe, the number and the positions of the sealed connecting ports are respectively in one-to-one correspondence with the steam injection holes, and a steam injection, the steam pipe lateral wall with form the sandwich structure that the hot water was through carrying out cooling between the outer tube inside wall, be provided with the hot water import on the lateral wall of outer tube one end, be provided with the hot water export on the lateral wall of the outer tube other end, the hot water import through the connecting pipe with steam storage tank lower part is linked together, the hot water export with steam storage tank upper portion is linked together.
The further improvement is that the length of the outer sleeve is the same as that of the steam pipe, and the steam injection holes are arranged at the bottom of the steam pipe at equal intervals and distributed in rows along the length direction of the steam pipe. The length of the outer sleeve is consistent with that of the steam pipe, so that hot water flows into the interlayer structure to comprehensively cool the steam pipe; through setting up the steam jet hole, guaranteed that steam fully contacts through steam jet hole and the material in the furnace body and carries out activation reaction.
The steam storage tank is further improved in that a spare steam outlet is formed in the top of the steam storage tank, and a second steam inlet at one end of the steam pipe is communicated with the spare steam outlet through a connecting pipe. When a connecting pipe between the first steam inlet and the steam outlet at the top of the steam storage tank is damaged, the standby steam outlet is communicated with the second steam inlet, so that the activation of materials in the furnace body can be realized, and the high-temperature converter can continuously work; in addition, when the steam amount required in the furnace body is higher, the regulation and control of the steam inlet amount in the furnace body can be realized through the standby steam outlet.
The further improvement is that the length of the steam pipe is larger than that of the furnace body, two ends of the steam pipe extend out of the furnace body, and the hot water inlet and the hot water outlet are positioned on the outer side walls of two ends of the outer sleeve extending out of the furnace body. Through the arrangement, the steam pipe and the outer sleeve pipe are conveniently provided with pipelines communicated with the steam storage tank.
The further improvement is that the bottom of the steam pipe in the furnace body is concave towards the side of the furnace body. Through the arrangement, the action distance between the steam spraying hole at the bottom of the steam pipe and the materials in the furnace body is shortened, the activation effect on the materials is ensured, the steam is saved, and the energy is saved.
The further improvement is that the first steam inlet, the second steam inlet, the steam outlet, the standby steam outlet, the hot water inlet and the hot water outlet are respectively provided with a control valve. By arranging the valve, the automatic control of each production link is realized, the loss on ignition is reduced, the activation yield of the product is improved, and the production efficiency is improved.
Compared with the prior art, the invention has the following beneficial effects:
according to the steam pipe cooling device, the outer sleeve is arranged on the outer side wall of the steam pipe to form the sandwich structure, hot water in the steam storage tank enters the sandwich structure through the hot water inlet to cool the steam pipe, the hot water in the sandwich structure generates steam under the action of high temperature of materials in the furnace body, the steam returns to the steam storage tank from the hot water outlet to be used for steam spraying of the steam pipe and activation reaction of the materials in the furnace body, and due to the pressure difference between the hot water inlet and the hot water outlet, the hot water can circularly enter the sandwich structure under the pressure action of the steam to circularly cool the steam pipe. The steam injection system in the high-temperature converter is simple in structure, adopts a circulating hot water cooling method, can realize the lasting durability of the steam pipe in the high-temperature environment in the high-temperature converter without additional equipment, and the steam pipe does not need to adopt high-temperature resistant materials and only needs a common steel pipe, thereby avoiding the phenomena of bending and oxidation of the steam pipe, being difficult to block a steam injection hole, having better safety performance and high production efficiency, and reducing the production cost of products.
Drawings
The invention is described in further detail below with reference to specific embodiments and with reference to the following drawings.
FIG. 1 is a schematic diagram of a prior art steam injection system;
FIG. 2 is a schematic view of the structure of the steam injection system of the present invention;
wherein, the specific reference numbers are: furnace body 1', steam jet pipe 2', steam inlet 3', steam jet hole 4', steam storage tank 5', furnace body 1, steam pipe 2, first steam inlet 3, second steam inlet 4, steam jet hole 5, sealed connector 6, outer tube 7, hot water inlet 8, hot water outlet 9, sandwich structure 10, steam storage tank 11, water level 12, water inlet 13, water outlet 14, steam outlet 15, reserve steam outlet 16.
Detailed Description
The embodiment of the invention discloses an internal steam injection system of a high-temperature converter, as shown in figure 2, the high-temperature converter comprises a furnace body 1, a plurality of steam pipes 2 are arranged in the furnace body 1 along the axial direction, a first steam inlet 3 and a second steam inlet 4 are respectively arranged at two ends of each steam pipe 2, a steam storage tank 11 is arranged outside the furnace body 1, a heating pipe is arranged at the bottom inside the steam storage tank 11, a water level device 12 is arranged in the middle of the side wall of the steam storage tank 11, a water inlet 13 is arranged at the lower part of the side wall of the steam storage tank 11, a water outlet 14 is arranged at the bottom of the side wall of the steam storage tank 11, the first steam inlet 3 at one end of each steam pipe 2 is respectively communicated with a steam outlet 15 at the top of the steam storage tank 11 through a connecting pipe, a plurality of steam injection holes 5 are arranged at the bottom of each steam pipe 2, an outer sleeve 7 is sleeved outside the steam pipe 2, two ends of the outer sleeve 7 are in sealing connection with the The utility model discloses a steam jet device, sealed connector 6 and steam jet hole 5's quantity and position respectively one-to-one, form between sealed connector 6 and the steam jet hole 5 and supply steam blowout passageway, the sandwich structure 10 that hot water was through carrying out cooling down has been formed between 2 lateral walls of steam pipe and the 7 inside walls of outer tube, be provided with hot water inlet 8 on the lateral wall of 7 one ends of outer tube, be provided with hot water outlet 9 on the lateral wall of the 7 other ends of outer tube, hot water inlet 8 is linked together through connecting pipe and 11 lower parts of steam storage tank, hot water outlet 9 is linked together with 11 upper portions of steam storage tank. Wherein, the length of steam pipe 2 is greater than the length of furnace body 1, and outside the furnace body 1 all stretched out at steam pipe 2 both ends, hot water inlet 8 and hot water outlet 9 lie in outer tube 7 stretch out the lateral wall at the outer both ends of furnace body 1 on, through setting up, are convenient for set up pipeline and steam storage tank 11 intercommunication on steam pipe 2, outer tube 7. The first steam inlet 3, the second steam inlet 4, the steam outlet 15, the standby steam outlet 16, the hot water inlet 8, the hot water outlet 9, the water inlet 13 and the water outlet 14 are all provided with control valves, and through the arrangement of the valves, automatic control of each production link is realized, the loss on ignition is reduced, the activation yield of products is improved, and the production efficiency is improved.
The length of the outer sleeve 7 is the same as that of the steam pipe 2, the steam injection holes 5 are arranged at the bottom of the steam pipe 2 at equal intervals and distributed in rows along the length direction of the steam pipe 2, and the length of the outer sleeve 7 is consistent with that of the steam pipe 2, so that hot water can flow into the sandwich structure 10 to cool the steam pipe 2 comprehensively; through setting up steam jet hole 5, guaranteed that steam fully contacts through steam jet hole 5 and the material in furnace body 1 and carries out the activation reaction.
When the connecting pipe between the first steam inlet 3 and the steam outlet 15 at the top of the steam storage tank 11 is damaged, the standby steam outlet 16 is communicated with the second steam inlet 4, so that the material in the furnace body 1 can be activated, and the high-temperature converter can continuously work; in addition, when the steam amount required in the furnace body 1 is high, the steam inlet amount in the furnace body 1 can be regulated and controlled through the spare steam outlet 16.
Wherein, the bottom of the part of the steam pipe 2 in the furnace body 1 is sunken to the side where the furnace body 1 is located, and through the setting, the action distance between the steam jet hole 5 at the bottom of the steam pipe 2 and the materials in the furnace body 1 is reduced, the activation effect to the materials is ensured, the steam is saved, and the energy is saved.
In the using process, water is conveyed into the steam storage tank 11 through the water inlet 13, the water at the lower part in the steam storage tank 11 is circularly heated into steam under the heating action of the heating pipe and is stored at the upper part of the steam storage tank 11, then the steam at the upper part in the steam storage tank 11 enters the steam pipe 2 through a connecting pipe between the steam outlet 15 and the first steam inlet 3 and is sprayed out through the steam spraying hole 5, the hot water at the lower part in the steam storage tank 11 enters the sandwich structure 10 through the connecting pipe from the hot water inlet 8 to cool the steam pipe 2, the hot water in the sandwich structure 10 generates steam under the high temperature action of the materials in the furnace body 1 and returns to the steam storage tank 11 from the hot water outlet 9 for the steam spraying of the steam pipe 2 to be used in the activation reaction of the materials in the furnace body 1, because the pressure difference between the hot water inlet 8 and the hot water outlet 9, hot water can be circulated under the pressure of the steam into the sandwich structure 10 for circulating cooling of the steam tubes 2.
The steam injection system in the high-temperature converter is simple in structure, adopts a circulating hot water cooling method, can realize the lasting durability of the steam pipe 2 in the high-temperature environment in the high-temperature converter without additional equipment, and the steam pipe 2 is not made of high-temperature resistant materials and only made of common steel pipes, so that the steam pipe 2 is prevented from bending and oxidizing, the steam injection holes 5 are not easy to block, the safety performance is better, the production efficiency is high, and the production cost of products is reduced.
The present invention has been described in terms of specific examples, which are provided to aid understanding of the invention and are not intended to be limiting. For a person skilled in the art to which the invention pertains, several simple deductions, modifications or substitutions may be made according to the idea of the invention.
Claims (6)
1. A steam injection system in a high-temperature converter comprises a furnace body and is characterized in that a plurality of steam pipes are arranged in the furnace body along the axial direction, a first steam inlet and a second steam inlet are respectively arranged at the two ends of each steam pipe, a steam storage tank is arranged outside the furnace body, the first steam inlet at one end of each steam pipe is respectively communicated with a steam outlet at the top of the steam storage tank through a connecting pipe, a plurality of steam injection holes are respectively arranged at the bottom of each steam pipe, an outer sleeve is sleeved outside each steam pipe, the two ends of each outer sleeve are in sealing connection with the outer side wall of each steam pipe, a plurality of sealing connectors are formed by the inner wall of each outer sleeve and the outer wall of each steam injection hole on each steam pipe in a sealing connection mode, the sealing connectors correspond to the number and the positions of the steam injection holes one to one, and steam injection channels are formed between the sealing connectors and the, the steam pipe lateral wall with form the sandwich structure that the hot water was through carrying out cooling between the outer tube inside wall, be provided with the hot water import on the lateral wall of outer tube one end, be provided with the hot water export on the lateral wall of the outer tube other end, the hot water import through the connecting pipe with steam storage tank lower part is linked together, the hot water export with steam storage tank upper portion is linked together.
2. The high temperature converter inner steam injection system of claim 1, wherein the length of the outer sleeve is the same as that of the steam pipe, and the steam injection holes are arranged at the bottom of the steam pipe at equal intervals and distributed in rows along the length direction of the steam pipe.
3. The high-temperature converter internal steam injection system according to claim 1 or 2, wherein a spare steam outlet is formed in the top of the steam storage tank, and a second steam inlet at one end of the steam pipe is respectively communicated with the spare steam outlet through a connecting pipe.
4. The high-temperature converter internal steam injection system of claim 3, wherein the length of the steam pipe is greater than that of the furnace body, both ends of the steam pipe extend out of the furnace body, and the hot water inlet and the hot water outlet are located on outer side walls of both ends of the outer sleeve extending out of the furnace body.
5. The high-temperature converter inner steam injection system is characterized in that the bottom of the part, located in the furnace body, of the steam pipe is concave towards the side where the furnace body is located.
6. The steam injection system in the high-temperature converter according to claim 3, wherein the first steam inlet, the second steam inlet, the steam outlet, the standby steam outlet, the hot water inlet and the hot water outlet are provided with control valves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911071968.2A CN112174140A (en) | 2019-11-05 | 2019-11-05 | Steam injection system in high-temperature converter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911071968.2A CN112174140A (en) | 2019-11-05 | 2019-11-05 | Steam injection system in high-temperature converter |
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| Publication Number | Publication Date |
|---|---|
| CN112174140A true CN112174140A (en) | 2021-01-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911071968.2A Pending CN112174140A (en) | 2019-11-05 | 2019-11-05 | Steam injection system in high-temperature converter |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0566075U (en) * | 1992-02-07 | 1993-08-31 | 株式会社アドール | Activation furnace |
| JP2003212531A (en) * | 2002-01-21 | 2003-07-30 | Kumagawa:Kk | Activation apparatus for activated carbon |
| CN101968309A (en) * | 2009-07-27 | 2011-02-09 | 谢仁智 | Novel rotary activation furnace |
| CN102180465A (en) * | 2011-03-16 | 2011-09-14 | 北京诺曼斯佰环保科技有限公司 | Energy-saving clean activated carbon production system |
| CN103408008A (en) * | 2013-08-20 | 2013-11-27 | 海南星光活性炭有限公司 | Activation furnace |
| CN206526818U (en) * | 2017-03-07 | 2017-09-29 | 诺曼利尔（青岛）环境能源技术有限公司 | Energy-saving rotary formula activating and regenerating stove |
| CN207313143U (en) * | 2017-10-20 | 2018-05-04 | 黄亚祥 | Steam conveying, overheat and the cloth vapour system of activated carbon external-heating revolving activation furnace |
| CN210825438U (en) * | 2019-11-05 | 2020-06-23 | 漳平市增恩炭业技术有限公司 | Steam injection system in high-temperature converter |
-
2019
- 2019-11-05 CN CN201911071968.2A patent/CN112174140A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0566075U (en) * | 1992-02-07 | 1993-08-31 | 株式会社アドール | Activation furnace |
| JP2003212531A (en) * | 2002-01-21 | 2003-07-30 | Kumagawa:Kk | Activation apparatus for activated carbon |
| CN101968309A (en) * | 2009-07-27 | 2011-02-09 | 谢仁智 | Novel rotary activation furnace |
| CN102180465A (en) * | 2011-03-16 | 2011-09-14 | 北京诺曼斯佰环保科技有限公司 | Energy-saving clean activated carbon production system |
| CN103408008A (en) * | 2013-08-20 | 2013-11-27 | 海南星光活性炭有限公司 | Activation furnace |
| CN206526818U (en) * | 2017-03-07 | 2017-09-29 | 诺曼利尔（青岛）环境能源技术有限公司 | Energy-saving rotary formula activating and regenerating stove |
| CN207313143U (en) * | 2017-10-20 | 2018-05-04 | 黄亚祥 | Steam conveying, overheat and the cloth vapour system of activated carbon external-heating revolving activation furnace |
| CN210825438U (en) * | 2019-11-05 | 2020-06-23 | 漳平市增恩炭业技术有限公司 | Steam injection system in high-temperature converter |
Non-Patent Citations (1)
| Title |
|---|
| 张明主编, 化学工业出版社 * |
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Application publication date: 20210105 |