CN205773417U - The preparation facilities of Titanium Dioxide Produced by Chloride Procedure - Google Patents
The preparation facilities of Titanium Dioxide Produced by Chloride Procedure Download PDFInfo
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- CN205773417U CN205773417U CN201620500491.0U CN201620500491U CN205773417U CN 205773417 U CN205773417 U CN 205773417U CN 201620500491 U CN201620500491 U CN 201620500491U CN 205773417 U CN205773417 U CN 205773417U
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- Prior art keywords
- gas
- chlorine
- solid separator
- titanium dioxide
- cooling
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- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 title claims abstract description 106
- 239000004408 titanium dioxide Substances 0.000 title claims abstract description 50
- 238000000034 method Methods 0.000 title claims abstract description 19
- 238000002360 preparation method Methods 0.000 title claims abstract description 13
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 title claims abstract description 12
- 239000007787 solid Substances 0.000 claims abstract description 64
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 claims abstract description 54
- 229910052801 chlorine Inorganic materials 0.000 claims abstract description 54
- 239000000460 chlorine Substances 0.000 claims abstract description 54
- 238000001816 cooling Methods 0.000 claims abstract description 45
- 239000000203 mixture Substances 0.000 claims abstract description 34
- 239000000872 buffer Substances 0.000 claims abstract description 21
- 238000005406 washing Methods 0.000 claims abstract description 21
- XJDNKRIXUMDJCW-UHFFFAOYSA-J titanium tetrachloride Chemical compound Cl[Ti](Cl)(Cl)Cl XJDNKRIXUMDJCW-UHFFFAOYSA-J 0.000 claims abstract description 18
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 17
- 238000001035 drying Methods 0.000 claims abstract description 17
- 239000001301 oxygen Substances 0.000 claims abstract description 17
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 17
- 238000004537 pulping Methods 0.000 claims abstract description 17
- 239000002912 waste gas Substances 0.000 claims abstract description 5
- 238000007254 oxidation reaction Methods 0.000 claims description 28
- 230000003647 oxidation Effects 0.000 claims description 22
- 238000005660 chlorination reaction Methods 0.000 claims description 20
- 239000007789 gas Substances 0.000 claims description 20
- KZBUYRJDOAKODT-UHFFFAOYSA-N Chlorine Chemical compound ClCl KZBUYRJDOAKODT-UHFFFAOYSA-N 0.000 claims description 14
- 238000000926 separation method Methods 0.000 claims description 12
- 238000006243 chemical reaction Methods 0.000 claims description 11
- 230000008859 change Effects 0.000 claims description 4
- 238000007599 discharging Methods 0.000 claims description 3
- 238000002156 mixing Methods 0.000 claims description 3
- 239000000376 reactant Substances 0.000 claims description 2
- 239000000463 material Substances 0.000 abstract description 7
- 235000010215 titanium dioxide Nutrition 0.000 description 44
- VSCWAEJMTAWNJL-UHFFFAOYSA-K aluminium trichloride Chemical compound Cl[Al](Cl)Cl VSCWAEJMTAWNJL-UHFFFAOYSA-K 0.000 description 8
- 238000007670 refining Methods 0.000 description 5
- 125000001309 chloro group Chemical group Cl* 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 229910052756 noble gas Inorganic materials 0.000 description 3
- 238000012805 post-processing Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 2
- 230000008676 import Effects 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 229910001120 nichrome Inorganic materials 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 229910052719 titanium Inorganic materials 0.000 description 2
- 239000010936 titanium Substances 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 1
- 229910003074 TiCl4 Inorganic materials 0.000 description 1
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 239000002585 base Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000002537 cosmetic Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229940059082 douche Drugs 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 239000001023 inorganic pigment Substances 0.000 description 1
- 239000002480 mineral oil Substances 0.000 description 1
- 235000010446 mineral oil Nutrition 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000002006 petroleum coke Substances 0.000 description 1
- 239000012071 phase Substances 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000002574 poison Substances 0.000 description 1
- 231100000614 poison Toxicity 0.000 description 1
- 229950000845 politef Drugs 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 239000011541 reaction mixture Substances 0.000 description 1
- 238000006722 reduction reaction Methods 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 239000005060 rubber Substances 0.000 description 1
- 238000009991 scouring Methods 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 239000007790 solid phase Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 description 1
- 239000001038 titanium pigment Substances 0.000 description 1
- GPPXJZIENCGNKB-UHFFFAOYSA-N vanadium Chemical compound [V]#[V] GPPXJZIENCGNKB-UHFFFAOYSA-N 0.000 description 1
- 229910052720 vanadium Inorganic materials 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 239000011787 zinc oxide Substances 0.000 description 1
- 235000014692 zinc oxide Nutrition 0.000 description 1
Landscapes
- Paper (AREA)
- Inorganic Compounds Of Heavy Metals (AREA)
Abstract
The utility model discloses the preparation facilities of a kind of Titanium Dioxide Produced by Chloride Procedure, including oxidator, described oxidator is provided with oxygen intake, titanium tetrachloride entrance；Cooling tube, described cooling tube is connected with oxidator；Gas-solid separator, described gas-solid separator is connected with cooling tube；Pulping tank, described pulping tank is connected with gas-solid separator；Chlorine Buffer Vessel, described Chlorine Buffer Vessel is connected with gas-solid separator；Washing cooling and drying device, described washing cooling and drying device is connected with Chlorine Buffer Vessel；Liquefaction unit, liquefaction unit is connected with washing cooling and drying device, and described liquefaction unit is also connected with gas-solid separator, and described liquefaction unit is provided with waste gas outlet.After part chlorine is liquefied by liquefaction unit of the present utility model, the mixture in gas-solid separator is lowered the temperature, reduce the loss of gas-solid separator critical component filter bag, reduce the requirement of gas-solid separator material, saved cost for enterprise.
Description
Technical field
This utility model relates to the preparation facilities of titanium white production technical field, especially titanium dioxide.
Background technology
Titanium dioxide is a kind of white inorganic pigment, has optimal opacity, optimal whiteness and brightness and nothing
The characteristics such as poison, being recognized is the Chinese white that at present performance is best in the world, be widely used in coating, plastics,
The industry such as papermaking, printing-ink, chemical fibre, rubber, cosmetics.
After richness titanium material is mainly mixed by chloridising production titanium dioxide with petroleum coke, chlorination furnace carries out chlorination
Reduction reaction, generates the mixture containing titanium tetrachloride, from chlorination furnace top mixture out through cyclone dust removal
Device separation slag, dirt, obtain crude titanic chloride；Make contained VOCl in crude titanic chloride3In impurity and mineral oil etc.
Reaction is except vanadium, and obtains refining titanic chloride after rectification；Refining titanic chloride at high temperature generates with oxygen reaction
Titanium dioxide base material, then the Rutile type titanium dioxide of top grade is obtained through post processing.The dominant response of this technique is former
Manage as follows:
Chlorination reaction 2TiO2+3C+4Cl2→2TiCl4+CO2+2CO
Oxidation reaction TiCl4+O2→TiO2+2Cl2
In oxidizing process, the refining titanic chloride liquid prepared carries out preheating and adding at gas phase titanium tetrachloride few
The compound modifying agent of amount is mixed into oxidation furnace and the oxygen being preheating to more than 1300 DEG C mixes rapidly at oxidation furnace
Close, at a temperature of 1300～1800 DEG C, less than 0.1 second in carry out oxidation reaction generate solid phase titanium dioxide；
Then rapidly titanium dioxide solids powder removed reaction zone and make reaction heat remove rapidly；Reaction in furnace will be aoxidized
The chlorine obtained separates return chlorination furnace through filter, synchronizes the titanium dioxide granule powder collected through filter
End is also beaten into liquid, send postprocessing working procedures to make Rutile type titanium dioxide finished product.
Oxidation reaction mixture out commonly used circulating water pipe is cooled fast to less than 600 DEG C,
Mixture is directly entered filter gas solid separation subsequently, titanium dioxide and chlorine is separated, separates
Titanium dioxide send post processing to carry out product treatment packaging after carrying out slurrying, and chlorine gas transfer returns to chlorination furnace and carries out
Reuse.Such gas-solid separating method also exist enter the mixture temperature after filter higher (often as high as
About 400-500 DEG C) so that the critical component (such as filter bag) in filter the most easily occurs that high temperature burns
Bad, the material of filter bag is selected more harsh, the filter bag made from the nichrome of external import need to be selected.
Utility model content
Technical problem to be solved in the utility model is to provide the preparation facilities of a kind of Titanium Dioxide Produced by Chloride Procedure, solves
In production process of titanium pigment, gas solid separation system temperature is too high, the flimsy problem of its critical component.
This utility model solves the preparation dress of the technical scheme is that Titanium Dioxide Produced by Chloride Procedure of its technical problem
Putting, including oxidator, described oxidator is provided with oxygen intake, titanium tetrachloride entrance；Cooling tube, described cold
But pipe is connected with oxidator, for cooling down the oxidation mixtures in oxidator；Gas-solid separator, described gas
Solid separator is connected with cooling tube, for oxidation mixtures is carried out gas solid separation, obtains titanium dioxide solid
Body and chlorine；Pulping tank, described pulping tank is connected with gas-solid separator, for storing what gas-solid separator obtained
Titanium dioxide solids；Chlorine Buffer Vessel, described Chlorine Buffer Vessel is connected with gas-solid separator, is used for storing gas
The isolated chlorine of solid separator；Washing cooling and drying device, described washing cooling and drying device is with Chlorine Buffer Vessel even
Connect, for part chlorine being carried out washing cooling and drying；Liquefaction unit, described liquefaction unit and washing cooling
Exsiccator connects, and for being liquid chlorine by chlorine conversion, described liquefaction unit is also connected with gas-solid separator, uses
In reducing the temperature of oxidation mixtures in gas-solid separator, described liquefaction unit is provided with waste gas outlet,
The gas not being liquefied for discharge.
Preferably, described gas-solid separator includes cyclone separator and the bag hose being sequentially connected with, described whirlwind
Separator is connected with cooling tube, and described bag hose is connected with Chlorine Buffer Vessel, described cyclone separator and bag hose
It is connected with pulping tank respectively.
Preferably, described Chlorine Buffer Vessel is connected with chlorination furnace, carries out chlorination for chlorine is delivered to chlorination furnace
Reaction.
The beneficial effects of the utility model are: after part chlorine is liquefied by liquefaction unit of the present utility model,
Mixture in gas-solid separator is lowered the temperature, reduces the loss of gas-solid separator critical component filter bag, fall
The low requirement of gas-solid separator material, has saved cost for enterprise；After cyclone separator pre-separation, enter
The solid concentration of bag hose reduces, and decreases the noble gas usage amount of douche bag filter, improves making of chlorine
Use quality.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of Titanium Dioxide Produced by Chloride Procedure preparation facilities of the present utility model.
Detailed description of the invention
With embodiment, this utility model is further illustrated below in conjunction with the accompanying drawings.
As it is shown in figure 1, the preparation facilities of Titanium Dioxide Produced by Chloride Procedure of the present utility model, including oxidator, described oxygen
Change device and be provided with oxygen intake, titanium tetrachloride entrance；Cooling tube, described cooling tube is connected with oxidator, is used for
Oxidation mixtures in cooling oxidator；Gas-solid separator, described gas-solid separator is connected with cooling tube,
For oxidation mixtures is carried out gas solid separation, obtain titanium dioxide solids and chlorine；Pulping tank, described
Pulping tank is connected with gas-solid separator, for storing the titanium dioxide solids that gas-solid separator obtains；Chlorine buffers
Tank, described Chlorine Buffer Vessel is connected with gas-solid separator, is used for storing the isolated chlorine of gas-solid separator；
Washing cooling and drying device, described washing cooling and drying device is connected with Chlorine Buffer Vessel, for carrying out part chlorine
Washing cooling and drying；Liquefaction unit, described liquefaction unit is connected with washing cooling and drying device, for by chlorine
Being converted into liquid chlorine, described liquefaction unit is also connected with gas-solid separator, is used for reducing in gas-solid separator oxidation
The temperature of reactant mixture, described liquefaction unit is provided with waste gas outlet, for discharging the gas not being liquefied.
Described gas-solid separator includes cyclone separator and the bag hose being sequentially connected with, described cyclone separator with
Cooling tube be connected, described bag hose is connected with Chlorine Buffer Vessel, described cyclone separator and bag hose respectively with system
Stock tank is connected.
Described Chlorine Buffer Vessel is connected with chlorination furnace, carries out chlorination reaction for chlorine is delivered to chlorination furnace.
The preparation facilities using Titanium Dioxide Produced by Chloride Procedure of the present utility model prepares the method for titanium dioxide, including following
Step:
(1) aluminum chloride mixing is added after refining titanic chloride being preheated；Add after oxygen is preheated
The mixture entered to oxidator with titanium tetrachloride and aluminum chloride mixes, and makes titanium tetrachloride and oxygen generation oxygen
Change reaction, obtain the oxidation mixtures containing titanium dioxide and chlorine；(2) gained oxidation mixtures
Enter cooling tube and be cooled to 400-500 DEG C, carry out gas solid separation subsequently into cyclone separator, isolated two
Titanium oxide is delivered in pulping tank, and unsegregated titanium dioxide and chlorine gas mixture are then admitted to bag hose and continue to divide
From；(3) titanium dioxide separated in bag hose delivers to pulping tank, the chlorine part reuse separated
In chlorination furnace, part chlorine be sent to liquefy after washing cooling and drying unit carry out liquefaction obtain liquid chlorine and not by
The gas of liquefaction, the gas not being liquefied is sent to emission-control equipment and processes；(4) liquid chlorine joins whirlwind
Oxidation mixtures is lowered the temperature by separator.
After oxidation mixtures is lowered the temperature by step (4) cyclone separator, enter the titanium dioxide of bag hose
Titanium and chlorine gas mixture temperature are 150-220 DEG C.Bag hose filter bag is made to be not easy to burn out；Reduce bag hose
The material requirement of critical component filter bag, the filter bag that the nichrome of the external import of employing at present makes, and the present invention
Filter bag material can be selected for politef, reduce cost for enterprise.
After cyclone separator gas solid separation in step (2), isolate 50-90% in oxidation mixtures
Titanium dioxide solids.The work principle of filter of bag hose is that the filter pore size utilizing filter bag is between titanium dioxide solids particle diameter
And relation between chlorine molecular size, it is achieved chlorine may pass through filter bag, titanium dioxide solids then cannot pass through filter
Bag；The titanium dioxide not passing through filter bag is then attached on filter bag surface, and part titanium dioxide solids is in action of gravity
Under drop and leave filter bag surface, the part not dropped then periodically sprays into noble gas from the side that chlorine passes, will
The titanium dioxide scouring being attached to filter bag surface gets off, it is achieved the cleaning on the surface of filter bag.Because of through cyclonic separation
The titanium dioxide concentration entered after device in bag hose unit volume reduces, therefore the recoil of the noble gas needed for filter bag
Wash frequency and can reduce by more than 50%, the amount of inert gas entered in chlorine can be reduced, improve the use quality of chlorine.
In step (1), after oxygen preheating, temperature is not less than 1300 DEG C.The temperature of oxidation reaction in step (1)
For 1300-1800 DEG C.
Embodiment:
A kind of preparation facilities of Titanium Dioxide Produced by Chloride Procedure, including oxidator, described oxidator be provided with oxygen intake,
Titanium tetrachloride entrance；Cooling tube, described cooling tube is connected with oxidator, anti-for cooling down the oxidation in oxidator
Answer mixture；Cyclone separator, described cyclone separator is connected with cooling tube, and cyclone separator rear end connects to be had
Bag hose, described bag hose is connected with Chlorine Buffer Vessel, described cyclone separator and bag hose respectively with pulping tank
It is connected；Cyclone separator is for the oxidation mixtures pre-separation after cooling, isolating in mixture
The solid titanium dioxide of 50-90%, remains unsegregated mixture and enters bag hose continuation isolated titanium dioxide
Solid and chlorine；Also include that pulping tank, described pulping tank are connected with cyclone separator and bag hose, be used for storing
The titanium dioxide solids that separator obtains；Connect after bag hose and have Chlorine Buffer Vessel, separate for reservoir bag filter
The chlorine gone out；This device also includes washing cooling and drying device and liquefaction unit, described washing cooling and drying device and chlorine
Gas surge tank connects, for part chlorine carries out washing cooling and drying；Described liquefaction unit and washing cooling
Exsiccator connects, and for being liquid chlorine by chlorine conversion, described liquefaction unit is also connected with cyclone separator, uses
In reducing the temperature of oxidation mixtures in gas-solid separator, described liquefaction unit is provided with waste gas outlet,
Exhaust-gas treatment is carried out for discharging the gas entrance exhaust treatment system not being liquefied.Chlorine Buffer Vessel also with chlorination
Stove connects, and carries out chlorination reaction for major part chlorine is delivered to chlorination furnace.
The operation principle of this device:
(1) aluminum chloride mixing is added after refining titanic chloride being preheated；Add after oxygen is preheated
The mixture entered to oxidator with titanium tetrachloride and aluminum chloride mixes, and makes titanium tetrachloride and oxygen generation oxygen
Change reaction, obtain the oxidation mixtures containing titanium dioxide and chlorine；After oxygen preheating, temperature is not less than
1300℃；The temperature of oxidation reaction is 1300-1800 DEG C；
(2) gained oxidation mixtures enters cooling tube and is cooled to 400-500 DEG C, divides subsequently into whirlwind
Carry out gas solid separation from device, isolate the titanium dioxide solids of 50-90% in oxidation mixtures, isolate
Titanium dioxide deliver in pulping tank, unsegregated titanium dioxide and chlorine gas mixture be then admitted to bag hose continue
Separate；
(3) titanium dioxide separated in bag hose delivers to pulping tank, and the chlorine part separated is returned
For chlorination furnace, the part chlorine unit that is sent to liquefy after washing cooling and drying carries out liquefaction and obtains liquid chlorine and not
The gas being liquefied, the gas not being liquefied is sent to emission-control equipment and processes；
(4) during liquid chlorine joins cyclone separator, oxidation mixtures is lowered the temperature, make entrance bag hose
Titanium dioxide and chlorine gas mixture temperature be 150-220 DEG C.
Claims (3)
1. the preparation facilities of Titanium Dioxide Produced by Chloride Procedure, it is characterised in that include oxidator, described oxidator is arranged
There are oxygen intake, titanium tetrachloride entrance；Cooling tube, described cooling tube is connected with oxidator, is used for cooling down oxidation
Oxidation mixtures in device；Gas-solid separator, described gas-solid separator is connected with cooling tube, for oxygen
Change reactant mixture and carry out gas solid separation, obtain titanium dioxide solids and chlorine；Pulping tank, described pulping tank with
Gas-solid separator connects, for storing the titanium dioxide solids that gas-solid separator obtains；Chlorine Buffer Vessel, described
Chlorine Buffer Vessel be connected with gas-solid separator, be used for storing the isolated chlorine of gas-solid separator；Washing cooling
Exsiccator, described washing cooling and drying device is connected with Chlorine Buffer Vessel, for part chlorine carries out washing cooling
It is dried；Liquefaction unit, described liquefaction unit is connected with washing cooling and drying device, and being used for chlorine conversion is liquid
Chlorine, described liquefaction unit is also connected with gas-solid separator, is used for reducing oxidation reaction mixing in gas-solid separator
The temperature of thing, described liquefaction unit is provided with waste gas outlet, for discharging the gas not being liquefied.
The preparation facilities of Titanium Dioxide Produced by Chloride Procedure the most according to claim 1, it is characterised in that described
Gas-solid separator includes cyclone separator and the bag hose being sequentially connected with, described cyclone separator and cooling tube phase
Even, described bag hose is connected with Chlorine Buffer Vessel, and described cyclone separator is connected with pulping tank respectively with bag hose.
The preparation facilities of Titanium Dioxide Produced by Chloride Procedure the most according to claim 1 and 2, it is characterised in that institute
The Chlorine Buffer Vessel stated is connected with chlorination furnace, carries out chlorination reaction for chlorine is delivered to chlorination furnace.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620500491.0U CN205773417U (en) | 2016-05-26 | 2016-05-26 | The preparation facilities of Titanium Dioxide Produced by Chloride Procedure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620500491.0U CN205773417U (en) | 2016-05-26 | 2016-05-26 | The preparation facilities of Titanium Dioxide Produced by Chloride Procedure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205773417U true CN205773417U (en) | 2016-12-07 |
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ID=57408779
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| CN201620500491.0U Active CN205773417U (en) | 2016-05-26 | 2016-05-26 | The preparation facilities of Titanium Dioxide Produced by Chloride Procedure |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111892181A (en) * | 2020-08-14 | 2020-11-06 | 攀钢集团钛业有限责任公司 | Purification method and circulation system for cooling water of titanium chloride white oxidation device |
| CN113184900A (en) * | 2021-05-12 | 2021-07-30 | 攀钢集团钒钛资源股份有限公司 | Titanium tetrachloride production method and system and raw material ratio adjusting method |
| CN113786780A (en) * | 2021-11-02 | 2021-12-14 | 湖南创大玉兔化工有限公司 | Device for producing titanium dioxide by chlorination process |
-
2016
- 2016-05-26 CN CN201620500491.0U patent/CN205773417U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111892181A (en) * | 2020-08-14 | 2020-11-06 | 攀钢集团钛业有限责任公司 | Purification method and circulation system for cooling water of titanium chloride white oxidation device |
| CN113184900A (en) * | 2021-05-12 | 2021-07-30 | 攀钢集团钒钛资源股份有限公司 | Titanium tetrachloride production method and system and raw material ratio adjusting method |
| CN113786780A (en) * | 2021-11-02 | 2021-12-14 | 湖南创大玉兔化工有限公司 | Device for producing titanium dioxide by chlorination process |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: YIBIN TIANYUAN HAIFENG HETAI Co.,Ltd. Assignor: YIBIN TIANYUAN GROUP Co.,Ltd. Contract record no.: X2023980043720 Denomination of utility model: Preparation device of titanium dioxide by chlorination method Granted publication date: 20161207 License type: Common License Record date: 20231020 |
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| EE01 | Entry into force of recordation of patent licensing contract |