CN103964495B - Large-scale boiling chloridizing furnace and gas distributor thereof - Google Patents
Large-scale boiling chloridizing furnace and gas distributor thereof Download PDFInfo
- Publication number
- CN103964495B CN103964495B CN201410196740.7A CN201410196740A CN103964495B CN 103964495 B CN103964495 B CN 103964495B CN 201410196740 A CN201410196740 A CN 201410196740A CN 103964495 B CN103964495 B CN 103964495B
- Authority
- CN
- China
- Prior art keywords
- gas
- air inlet
- inlet pipe
- distribution
- boiling chloridizing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Crucibles And Fluidized-Bed Furnaces (AREA)
- Fluidized-Bed Combustion And Resonant Combustion (AREA)
Abstract
The invention provides a kind of large-scale boiling chloridizing furnace and gas distributor thereof.Described gas distributor comprises distribution of gas seat, distribution of gas pipeline system and gas Flowrate Control System, and distribution of gas seat is arranged on burner hearth bottom, and has multiple through hole run through up and down; Distribution of gas pipeline system comprises multiple sub-distribution of gas pipeline, sub-distribution of gas pipeline comprises up air inlet pipe, the diversion rod be located in up air inlet pipe, end socket and the high pressure gas scavenging conduit, descending air inlet pipe and the vacuum tracheae that are communicated with of air inlet pipe up with this successively from bottom to top, end socket is removably disposed in the lower end of up air inlet pipe, and the upper end of up air inlet pipe is closely arranged in a through hole; Gas Flowrate Control System comprises and is separately positioned on flow monitoring on high pressure gas scavenging conduit, descending air inlet pipe and vacuum tracheae and control device.The present invention can to fluidizing gas become more meticulous subregion control; The blocking of up air inlet pipe can be reduced; Can dredge online safely.
Description
Technical field
The present invention relates to boiling chloridizing furnace distribution of gas control device, specifically, relate to a kind of large-scale boiling chloridizing furnace gas distributor and a kind of large-scale boiling chloridizing furnace comprising this gas distributor.
Background technology
The titanium material fluidizing chlorination such as high titanium slag produces titanium tetrachloride, is mainly the leaching process of titanium resource, by raw material 80% ~ 90% TiO
2reaction generates TiCl
4.In the maximization process of fluidized bed furnace, distribution of gas replaces the most critical controlling element that temperature etc. becomes system cloud gray model, and the gas distributor that maximizes is difficult to the uniformity of accomplishing distribution.Meanwhile, this industry relates to chlorine, TiCl
4deng poisonous medium, and be in high temperature, high pressure conditions, the blocking of online process distributor is very difficult.These are main factors that puzzlement boiling chloridizing furnace maximizes.
In addition, high titanium slag reaction belongs to gas-solid fluidization, and part can enter air inlet pipe, under the drive of high-speed gas, causes tube wall heavy wear.The calcium magnesium magnesium chloride that reaction generates is in a liquid state, and has viscosity, if the caliber of distributor is less, easily causes line clogging and is difficult to cleaning.Domestic production enterprise for avoiding above-mentioned situation, or takes narrower inlet channel, easily causes air-hole blockage; At side-wall hole, distributor base is irregular, and distribution of gas is difficult to obtain stability contorting.
Summary of the invention
The object of the invention is to solve at least one item in prior art above shortcomings.
Such as, an object of the present invention is to provide a kind of gas distributor being suitable for large-scale boiling chloridizing furnace.
Another object of the present invention is to provide a kind of be suitable for large-scale boiling chloridizing furnace and the gas distributor of safety on line dredging can be realized.
An aspect of of the present present invention provides a kind of gas distributor of large-scale boiling chloridizing furnace.Described gas distributor comprises distribution of gas seat, distribution of gas pipeline system and gas Flowrate Control System, wherein, described distribution of gas seat is arranged on the bottom of the burner hearth of large-scale boiling chloridizing furnace, and distribution of gas seat has equally distributed multiple through hole run through up and down, described distribution of gas pipeline system comprises multiple sub-distribution of gas pipeline, described sub-distribution of gas pipeline comprises up air inlet pipe, diversion rod, end socket, and the high pressure gas scavenging conduit that is communicated with of air inlet pipe up with this successively from bottom to top, descending air inlet pipe and vacuum tracheae, end socket is removably disposed in the lower end of up air inlet pipe, one end that end socket enters up air inlet pipe is provided with shackle member, diversion rod to be arranged in up air inlet pipe along the length direction of up air inlet pipe and to have the upper end being greater than diversion rod shaft diameter with the lower end that described shackle member is combined and diameter, the upper end of up air inlet pipe is closely arranged in a through hole in described multiple through hole run through up and down, described gas Flowrate Control System comprises and is arranged on high pressure gas flow monitoring on high pressure gas scavenging conduit and control device, is arranged on fluidized gas flow monitoring in descending air inlet pipe and control device and the gas flow monitoring be arranged on vacuum tracheae and control device.
In an exemplary embodiment of gas distributor of the present invention, the distance between the center line of any two through holes adjacent in described multiple through hole run through up and down can be 8 ~ 12 times of up air inlet pipe internal diameter.
In an exemplary embodiment of gas distributor of the present invention, the internal diameter of described up air inlet pipe can be 30 ~ 45mm.
In an exemplary embodiment of gas distributor of the present invention, the cross-sectional area of the upper end of described diversion rod preferably increases from bottom to top gradually, and the radian of the cambered surface of the upper end of described diversion rod can be 30 ~ 45 °.
In an exemplary embodiment of gas distributor of the present invention, the top end face diameter of the upper end of described diversion rod can be 2 ~ 2.5 times of diversion rod shaft diameter.
In an exemplary embodiment of gas distributor of the present invention, the distance between the top end face of the upper end of described diversion rod and the upper end outlet of up air inlet pipe can be 2 ~ 3 times of up air inlet pipe internal diameter.
In an exemplary embodiment of gas distributor of the present invention, the angle of descending air inlet pipe and up air inlet pipe can be 30 ° ~ 60 °.
In an exemplary embodiment of gas distributor of the present invention, described gas Flowrate Control System can also comprise Signal reception and processing unit, described Signal reception and processing unit receive the flow signal that high pressure gas flow monitoring and control device, fluidized gas flow monitoring and control device and gas flow monitoring and control device are monitored, and control the gas flow on the high pressure gas flow of high pressure gas scavenging conduit, the fluidized gas flow of descending air inlet pipe and the vacuum tracheae in every sub-gas distribution tube road according to fluidization demand and flow feedback situation.
Another aspect provides a kind of large-scale boiling chloridizing furnace.Described boiling chloridizing furnace comprises burner hearth, the charging aperture be communicated with burner hearth, discharging opening, and described boiling chloridizing furnace also comprises gas distributor as above, to provide equally distributed fluidizing gas from burner hearth bottom in burner hearth.
Compared with prior art, beneficial effect of the present invention comprises: can provide the gas distributor being applicable to maximization boiling chloridizing furnace; The fluidizing gas that can realize being provided to burner hearth carries out subregion, Precise control, meets the fluidization demand of maximization boiling chloridizing furnace particle; And can effectively prevent particle to the wearing and tearing of air inlet pipe, and effectively can reduce the blocking of up air inlet pipe, even if block in extreme circumstances, also can dredge online safely.
Accompanying drawing explanation
By the description carried out below in conjunction with accompanying drawing, above and other object of the present invention and feature will become apparent, wherein:
Fig. 1 shows the structural representation of the sub-distribution of gas pipeline of large-scale boiling chloridizing furnace gas distributor of the present invention;
Fig. 2 shows the partial sectional view of large-scale boiling chloridizing furnace of the present invention.
Description of reference numerals is as follows:
The descending air inlet pipe of 1-, 2a-fluidized gas flow monitoring and control device, 2b-high pressure gas flow monitoring and control device, the monitoring of 2c-gas flow and control device, 3-high pressure gas scavenging conduit, 4-vacuum tracheae, 5-end socket, 6-diversion rod, the up air inlet pipe of 7-, 8-burner hearth, 9-stove inwall and 10-distribution of gas seat.
Detailed description of the invention
Hereinafter, large-scale boiling chloridizing furnace of the present invention and gas distributor thereof is described with reference to the accompanying drawings in detail.
In one exemplary embodiment of the present invention, as illustrated in fig. 1 and 2, the gas distributor of large-scale boiling chloridizing furnace comprises distribution of gas seat 10, distribution of gas pipeline system and gas Flowrate Control System.Such as, the diameter of the large-scale boiling chloridizing furnace in the present invention can be more than 4m usually.
As shown in Figure 2, distribution of gas seat 10 be arranged on large-scale boiling chloridizing furnace by the bottom of stove inwall 9 around the burner hearth 8 formed, and distribution of gas seat 10 has the through hole that equally distributed multiple (such as, more than dozens of or hundreds of more than) runs through up and down.Such as, from the upper and lower of through hole always, multiple through hole can be uniformly distributed in latticed (such as, cell is foursquare latticed).Preferably, the distance between the center line of adjacent in multiple through hole run through up and down any two through holes is 8 ~ 12 times of up air inlet pipe 7 internal diameter.That is, the distance between the center line of any two adjacent up air inlet pipe 7 is 8 ~ 12 times of up air inlet pipe 7 internal diameter.Make the fluidisation situation of material particles in burner hearth 8 reach more excellent effect like this, but also can suitably expand.Inventor finds: if the distance between the center line of any two adjacent up air inlet pipe 7 is long, dead band is excessive, and material particles is easily bonded in furnace bottom; If the distance between the center line of any two adjacent up air inlet pipe 7 is too short, the quantity then corresponding increase of sub-distribution of gas pipeline, increase makes and controls cost by this.
Distribution of gas pipeline system comprises multiple sub-distribution of gas pipeline.As shown in Figure 1, the up air inlet pipe of sub-gas distribution tube route 7, diversion rod 6, end socket 5, high pressure gas scavenging conduit 3, descending air inlet pipe 1 and vacuum tracheae 4.High pressure gas scavenging conduit 3, descending air inlet pipe 1 and vacuum tracheae 4 are communicated with up air inlet pipe 7 respectively, and high pressure gas scavenging conduit 3, descending air inlet pipe 1 and vacuum tracheae 4 from bottom to top successively air inlet pipe 7 up with this be communicated with, that is, the position that is communicated with being communicated with position, up air inlet pipe 7 and descending air inlet pipe 1 and up air inlet pipe 7 and vacuum tracheae 4 of up air inlet pipe 7 and high pressure gas scavenging conduit 3 distributes according to order from bottom to top.The internal diameter of up air inlet pipe 7 mainly determines according to use raw material and design production production capacity, such as, can be 30 ~ 45mm.Descending air inlet pipe 1 is preferably 30 ° ~ 60 ° with the angle of up air inlet pipe 7.In up air inlet pipe 7, nominal gas flow velocity (can be fast referred to as gas) can be determined according to technological requirement, and such as, normal gas speed can be 18 ~ 24m/s.Generally speaking, gas speed too low then burner hearth 8 endocorpuscular fluidisation dead band is excessive, and the too high chlorine reaction that easily causes of gas speed is incomplete.
Wherein, end socket 5 is removably disposed in the lower end of up air inlet pipe 7, and one end that end socket 5 enters up air inlet pipe 7 is provided with shackle member.Such as, end socket can have the thread be combined with the lower end of up air inlet pipe 7 and the draw-in groove being formed in the one end entering up air inlet pipe 7.What up air inlet pipe 7 lower end can be set to match with the end socket with thread screws structure, and such end socket just can be opened fast, processes up air inlet pipe 7 and blocks.
Diversion rod is arranged in up air inlet pipe 7 along the length direction of up air inlet pipe 7, and have with described shackle member (such as, draw-in groove) lower end that combines, be greater than the upper end of diversion rod shaft diameter with diameter, the upper end of up air inlet pipe 7 is closely arranged in a through hole in multiple through hole run through up and down.Like this, the upper end of the up air inlet pipe 7 of multiple sub-distribution of gas pipeline is then separately positioned in multiple through holes of distribution of gas seat 10.Preferably, the cross-sectional area of the upper end of diversion rod increases from bottom to top gradually, and that is, the side of the upper end of diversion rod is cambered surface, can reduce the opposition that top produces particle like this when high pressure nitrogen purges.The other parts of diversion rod 6 except upper end (comprising diversion rod shaft and lower end) can have uniform diameter.Preferably, the top end face diameter of the upper end of diversion rod is 2 ~ 2.5 times of diversion rod shaft diameter.In addition, the radian of the cambered surface of the upper end of diversion rod is preferably 30 ~ 45 °.In addition, preferably, the distance between the top end face of the upper end of diversion rod and the upper end outlet of up air inlet pipe 7 is 2 ~ 3 times of up air inlet pipe 7 internal diameter, is uniformly distributed before being conducive to making gas enter burner hearth 8 in up air inlet pipe 7; And inventor finds: the occurrence of the distance between the top end face of the upper end of diversion rod and the upper end outlet of up air inlet pipe 7 is relevant with gas speed, and gas speed is higher, and distance is longer.
Gas Flowrate Control System comprises and is arranged on high pressure gas flow monitoring on high pressure gas scavenging conduit 3 and control device 2b, is arranged on fluidized gas flow monitoring in descending air inlet pipe 1 and control device 2a and the gas flow monitoring be arranged on vacuum tracheae 4 and control device 2c.In the present example embodiment, high pressure gas flow monitoring and control device 2b, fluidized gas flow monitoring and control device 2a and gas flow monitoring and control device 2c are the Long-distance Control valve of band flowmeter.Preferably, gas Flowrate Control System can also comprise Signal reception and processing unit.Wherein, Signal reception and processing unit receive the high pressure gas flow signal that high pressure gas flow monitoring and control device 2b monitor, gas flow signals in the vacuum tracheae 4 that the fluidized gas flow signal that fluidized gas flow monitoring and control device 2a monitor and gas flow monitoring and control device 2c monitor, and according to the high pressure gas flow of the high pressure gas scavenging conduit 3 in the fluidization demand of fluidizing chlorination technique and flow feedback situation Precise control every sub-gas distribution tube road (such as, Long-distance Control is to make closure valve or by-pass valve control aperture), the fluidized gas flow of descending air inlet pipe 1 (such as, Long-distance Control is to make closure valve or by-pass valve control aperture) and vacuum tracheae 4 on gas flow (such as, Long-distance Control is to make closure valve or by-pass valve control aperture).
For the gas distributor of this exemplary embodiment, when the normal chlorination reaction of large-scale boiling chloridizing furnace, high pressure gas flow monitoring and control device 2b and gas flow monitoring and control device 2c controls high pressure gas scavenging conduit 3 respectively and (namely vacuum tracheae 4 is in closed condition, high pressure gas scavenging conduit 3 and vacuum tracheae 4 are in not by the state of air-flow), fluidized gas flow monitoring and control device 2a control and regulate the gas flow in descending air inlet pipe 1, control to reach and regulate gas flow in up air inlet pipe 7, thus the object that the fluidization meeting fluidizing chlorination technique requires.When fluidized gas flow monitoring and control device 2a monitor fluid flow appearance exception reduction, then there is stopping state in corresponding sub-distribution of gas pipeline.For slight stopping state, high pressure gas scavenging conduit 3 is connected by high pressure gas flow monitoring and control device 2b, close simultaneously and close descending air inlet pipe 1 by fluidized gas flow monitoring and control device 2a and to be monitored by gas flow and control device 2c closes vacuum tracheae 4, with by gases at high pressure (such as, nitrogen) be provided to up air inlet pipe 7, thus can realize carrying out Hand scarf to the gas distributor of large-scale boiling chloridizing furnace, that is, do not need during cleaning to stop large-scale boiling chloridizing furnace.For Severe blockage situation, high pressure gas scavenging conduit 3 is connected by high pressure gas flow monitoring and control device 2b, to be monitored by gas flow and control device 2c connects vacuum tracheae 4 and closes descending air inlet pipe 1 by fluidized gas flow monitoring and control device 2a simultaneously, with by gases at high pressure (such as, inert nitrogen) be provided to up air inlet pipe 7 and vacuum tracheae 4, one end be connected with up air inlet pipe 7 of vacuum tracheae 4 and vacuum extractor are (such as, vavuum pump) connect, and open end socket 5 pairs of block part to clear up simultaneously, thus can realize carrying out Hand scarf and dredging to the gas distributor of large-scale boiling chloridizing furnace, and avoid the unsafe factor caused because the toxic gas in boiling chloridizing furnace burner hearth 8 leaks.Certainly, when processing blocking, more preferably mode is: such as by the up air inlet pipe 7 of blocking and many of periphery (simultaneously, 8) up air inlet pipe 7 is converted to nitrogen (this nitrogen is provided by high pressure gas scavenging conduit 3), and connect corresponding multiple vacuum tracheae 4, then close the nitrogen input of the up air inlet pipe 7 of blocking, the end socket 5 of up air inlet pipe 7 correspondence of this blocking of then outwarding winding, dredges.
Gas distributor of the present invention can realize the flow independently monitoring and control the up air inlet pipe 7 of every root, the setting of diversion rod 6 can prevent the large granular materials in burner hearth 8 from entering up air inlet pipe 7, high pressure gas scavenging conduit 3 can carry out blowback and sweep to the fine grained entered in up air inlet pipe 7, the air velocity of purge gas can be more than 2 times of normal intake velocity in descending air inlet pipe 1, the plug for air inlet pipe situation that vacuum tracheae 4 occurs under can processing extreme case.
Another aspect provides a kind of large-scale boiling chloridizing furnace.This large-scale boiling chloridizing furnace comprises burner hearth, the charging aperture be communicated with burner hearth, discharging opening and gas distributor as above, this gas distributor can provide equally distributed fluidizing gas from burner hearth bottom to burner hearth, and the fluidizing gas that this gas distributor can realize being provided to burner hearth carries out subregion Precise control, and can realize online dredging.
In sum, the invention provides a kind of gas distributor being applicable to maximization boiling chloridizing furnace, the fluidizing gas that can realize being provided to burner hearth carries out subregion Precise control, meets the fluidization demand of maximization boiling chloridizing furnace particle; And can effectively prevent particle to the wearing and tearing of air inlet pipe, and effectively can prevent the blocking of up air inlet pipe, even if block in extreme circumstances, also can safe dredging be carried out.
Although describe the present invention with exemplary embodiment by reference to the accompanying drawings above, those of ordinary skill in the art should be clear, when not departing from the spirit and scope of claim, can carry out various amendment to above-described embodiment.
Claims (9)
1. a gas distributor for large-scale boiling chloridizing furnace, is characterized in that, described gas distributor comprises distribution of gas seat, distribution of gas pipeline system and gas Flowrate Control System, wherein,
Described distribution of gas seat is arranged on the bottom of the burner hearth of large-scale boiling chloridizing furnace, and distribution of gas seat has equally distributed multiple through hole run through up and down;
Described distribution of gas pipeline system comprises multiple sub-distribution of gas pipeline, described sub-distribution of gas pipeline comprises up air inlet pipe, diversion rod, end socket, and the high pressure gas scavenging conduit that is communicated with of air inlet pipe up with this successively from bottom to top, descending air inlet pipe and vacuum tracheae, end socket is removably disposed in the lower end of up air inlet pipe, one end that end socket enters up air inlet pipe is provided with shackle member, diversion rod to be arranged in up air inlet pipe along the length direction of up air inlet pipe and to have the upper end being greater than diversion rod shaft diameter with the lower end that described shackle member is combined and diameter, the upper end of up air inlet pipe is closely arranged in a through hole in described multiple through hole run through up and down,
Described gas Flowrate Control System comprises and is arranged on high pressure gas flow monitoring on high pressure gas scavenging conduit and control device, is arranged on fluidized gas flow monitoring in descending air inlet pipe and control device and the gas flow monitoring be arranged on vacuum tracheae and control device.
2. the gas distributor of large-scale boiling chloridizing furnace according to claim 1, is characterized in that, the distance between the center line of any two through holes adjacent in described multiple through hole run through up and down is 8 ~ 12 times of up air inlet pipe internal diameter.
3. the gas distributor of large-scale boiling chloridizing furnace according to claim 1, is characterized in that, the internal diameter of described up air inlet pipe is 30 ~ 45mm.
4. the gas distributor of large-scale boiling chloridizing furnace according to claim 1, is characterized in that, the cross-sectional area of the upper end of described diversion rod increases from bottom to top gradually, and the radian of the cambered surface of the upper end of described diversion rod is 30 ~ 45 °.
5. the gas distributor of large-scale boiling chloridizing furnace according to claim 1, is characterized in that, the top end face diameter of the upper end of described diversion rod is 2 ~ 2.5 times of diversion rod shaft diameter.
6. the gas distributor of large-scale boiling chloridizing furnace according to claim 1, is characterized in that, the distance between the top end face of the upper end of described diversion rod and the upper end outlet of up air inlet pipe is 2 ~ 3 times of up air inlet pipe internal diameter.
7. the gas distributor of large-scale boiling chloridizing furnace according to claim 1, is characterized in that, the angle of descending air inlet pipe and up air inlet pipe is 30 ° ~ 60 °.
8. the gas distributor of large-scale boiling chloridizing furnace according to claim 1, it is characterized in that, described gas Flowrate Control System also comprises Signal reception and processing unit, described Signal reception and processing unit receive high pressure gas flow monitoring and control device, the flow signal that fluidized gas flow monitoring and control device and gas flow monitoring and control device are monitored, and the high pressure gas flow of the high pressure gas scavenging conduit in every sub-gas distribution tube road is controlled according to fluidization demand and flow feedback situation, gas flow on the fluidized gas flow of descending air inlet pipe and vacuum tracheae.
9. a large-scale boiling chloridizing furnace, described boiling chloridizing furnace comprises burner hearth, the charging aperture be communicated with burner hearth, discharging opening, it is characterized in that, described boiling chloridizing furnace also comprises gas distributor as claimed in any of claims 1 to 8 in one of claims, to provide equally distributed fluidizing gas from burner hearth bottom in burner hearth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410196740.7A CN103964495B (en) | 2014-05-09 | 2014-05-09 | Large-scale boiling chloridizing furnace and gas distributor thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410196740.7A CN103964495B (en) | 2014-05-09 | 2014-05-09 | Large-scale boiling chloridizing furnace and gas distributor thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103964495A CN103964495A (en) | 2014-08-06 |
| CN103964495B true CN103964495B (en) | 2015-09-16 |
Family
ID=51234562
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410196740.7A Active CN103964495B (en) | 2014-05-09 | 2014-05-09 | Large-scale boiling chloridizing furnace and gas distributor thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103964495B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105170037B (en) * | 2015-08-27 | 2018-09-11 | 攀钢集团攀枝花钢铁研究院有限公司 | Fluidized-bed reactor |
| CN105363391B (en) * | 2015-11-12 | 2018-08-14 | 攀钢集团攀枝花钢铁研究院有限公司 | The flow-guiding structure of multitube gas distributor for fluidized-bed reactor |
| CN107537410B (en) * | 2017-09-08 | 2020-02-18 | 攀钢集团攀枝花钢铁研究院有限公司 | Flow guiding structure of multi-tube type gas distributor |
| CN112456547A (en) * | 2020-12-12 | 2021-03-09 | 蚌埠中瓷纳米科技有限公司 | Boiling chlorination furnace chlorine feeding device |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202666816U (en) * | 2012-07-30 | 2013-01-16 | 中国石油化工集团公司 | Gas distributor for triphase slurry bed reactor |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7431772B2 (en) * | 2004-03-09 | 2008-10-07 | Applied Materials, Inc. | Gas distributor having directed gas flow and cleaning method |
| CN104874334B (en) * | 2006-11-30 | 2020-05-05 | 西湖朗维尤公司 | Gas distribution plate for fluidized bed olefin polymerization reactor equipped with flow rate or pressure sensors for detecting grid plugging |
-
2014
- 2014-05-09 CN CN201410196740.7A patent/CN103964495B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202666816U (en) * | 2012-07-30 | 2013-01-16 | 中国石油化工集团公司 | Gas distributor for triphase slurry bed reactor |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103964495A (en) | 2014-08-06 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103964495B (en) | Large-scale boiling chloridizing furnace and gas distributor thereof | |
| CN102774880A (en) | Device of boiling chlorination furnace for continuous slagging and slagging method | |
| CN103395829B (en) | Method and equipment for producing titanium tetrachloride through circular chlorination | |
| CN103408067B (en) | Sieve plate-free fluidized bed chlorination furnace | |
| CN103818950B (en) | Boiling chlorination furnace for preparing titanium tetrachloride by using fine-graded artificial rutile | |
| CN203392876U (en) | Fluidizing chlorination furnace without sieve plate | |
| CN107963653A (en) | A kind of gradient control method of fused salt chlorimation system temperature | |
| CN105753344B (en) | By the device and method that garbage flying ash disposition is cement raw material | |
| CN103979603B (en) | A kind of low-temperature boiling chlorination system | |
| CN103964496B (en) | A kind of titanium tetrachloride production system and technique | |
| CN105236477B (en) | Low-temperature boiling chlorination furnace continuous deslagging device | |
| CN203079321U (en) | Powder particle delivery device | |
| CN103896334B (en) | Except the continuous feeding of scar sand and the Titanium Dioxide Produced by Chloride Procedure process units with it | |
| CN105056855B (en) | Circulating chlorination device with bottom feeding and discharging functions | |
| CN110526287B (en) | Sieve plate-free fluidized bed chlorination furnace | |
| CN213924065U (en) | Boiling chlorination furnace chlorine feeding device | |
| CN105363391B (en) | The flow-guiding structure of multitube gas distributor for fluidized-bed reactor | |
| CN112408468A (en) | Slurry returning device and method for chlorination furnace | |
| CN204107354U (en) | A kind of flue gas mixing arrangement | |
| CN104258752B (en) | A kind of flue gas mixing arrangement and method | |
| CN108529668B (en) | Low-temperature chlorination furnace | |
| CN103406075B (en) | A kind of anti-blockage method of fluid bed overflow pipe and device thereof | |
| CN208560956U (en) | A kind of equipment of powder material Dense Phase Pneumatic Conveying | |
| CN206550487U (en) | For welding pool and the integral type protective cover of fillet in normal shear high-temperature region | |
| CN206751421U (en) | A kind of chlorination furnace feed arrangement of chloridising production titanium dioxide |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |