CN104450979A - Stoving neutral reaction system - Google Patents
Stoving neutral reaction system Download PDFInfo
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- CN104450979A CN104450979A CN201410571078.9A CN201410571078A CN104450979A CN 104450979 A CN104450979 A CN 104450979A CN 201410571078 A CN201410571078 A CN 201410571078A CN 104450979 A CN104450979 A CN 104450979A
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- absorption tower
- juice
- sulphitation
- neutralization
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- C—CHEMISTRY; METALLURGY
- C13—SUGAR INDUSTRY
- C13B—PRODUCTION OF SUCROSE; APPARATUS SPECIALLY ADAPTED THEREFOR
- C13B20/00—Purification of sugar juices
- C13B20/02—Purification of sugar juices using alkaline earth metal compounds
- C13B20/04—Purification of sugar juices using alkaline earth metal compounds followed by saturation
- C13B20/06—Purification of sugar juices using alkaline earth metal compounds followed by saturation with carbon dioxide or sulfur dioxide
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biochemistry (AREA)
- Organic Chemistry (AREA)
- Drying Of Solid Materials (AREA)
- Processing Of Solid Wastes (AREA)
- Gas Separation By Absorption (AREA)
Abstract
The invention discloses a stoving neutral reaction system which comprises a stoving neutralizer, a reaction barrel and a degassing barrel, wherein the reaction barrel is connected with the stoving neutralizer by virtue of a lime milk pipe, the degassing barrel is connected with the reaction barrel by virtue of a pipeline, the stoving neutralizer is provided with a first cane juice injection pipe and a SO2 injection pipe, and a first juice discharge pipe is arranged on the lower part of the degassing barrel. The system further comprises an absorption tower which is connected with the degassing barrel by virtue of a tail gas pipe, the absorption tower is further provided with a second cane juice injection pipe, a second juice discharge pipe is arranged on the lower part of the absorption tower, residual SO2 in the degassing barrel enters into the absorption tower by virtue of a tail gas pipe, and juice injected into the absorption tower is stoved, so that the tail gas is recycled. Equivalently, the system disclosed by the invention utilizes unspent SO2, so that the use level of sulfur is reduced and the cost and expenditure are saved, and moreover, the surrounding environmental pollution of SO2 gas can be reduced.
Description
Technical field
The present invention relates to cane sugar manufacture field, particularly relate to a kind of Sulphitation and Neutralization reactive system.
Background technology
Sulfurous method sugaring mainly relies on the impurity in sulfurous gas, lime and sugar cane juice to react, form coagulated particles thing, reaction forms calcium sulfite adsorb non-sugar impurities, reaches the object of rclarifying cane juice, and the clarifying efficiency of sugarcane juice has vital impact to the quality of white sugar, kiering recovery.
At present, sulfitation sugar mill normally by syrup after stove drying, in the tail pipe of pipeline sulfitator, add milk of lime, then enter a loose inflator and carry out loose gas and simple mixing, due to a large amount of sulfurous gas (Sulfur dioxide, SO
2) and milk of lime almost add in syrup simultaneously, initial reactive concentration is high, and chemical reaction is violent.But the Main Function due to loose inflator is the air dissipated in syrup and the SO cannot absorbed completely
2gas, does not consider chemical reaction function, and therefore, the design of loose inflator is general all less, and do not have agitator, this causes SO
2the mixing of gas, milk of lime and syrup is uneven, causes the purification effect of syrup low, affects quality product and sugar total recovery.In a word, can there is following problem in existing Sulphitation and Neutralization reaction unit: (1) sugarcane juice absorbs SO
2insufficient; (2) milk of lime and SO
2react complete not.
Above situation can cause a lot of adverse influence to sound field: (1) unreacted milk of lime and SO completely
2along with syrup enters into subsequent production link, produce after reaction, reduce evaporation performance; (2) milk of lime and SO
2reaction not exclusively, does not reach the clarifying efficiency of processing requirement, need increase sulfur consumption, increases production cost; (3) after reaction, SO
2reactive absorption rate only has about 90%, still has the SO of 10%
2along with tail gas is dispersed in air, not only health of human body is produced serious influence, also to around plant and equipment corrosion contamination.
Summary of the invention
Technical problem to be solved by this invention is how to overcome existing unreacted SO completely
2make sulfur consumption, production cost, the SO be discharged in air
2the defect that gas increases.
In order to solve the problems of the technologies described above, the invention provides a kind of Sulphitation and Neutralization reactive system, described system comprises Sulphitation and Neutralization device, reaction container and loose gas bucket, described reaction container is connected with Sulphitation and Neutralization device by lime latex dust, described loose gas bucket is connected by pipeline with reaction container, described Sulphitation and Neutralization device is provided with the first sugarcane juice injection tube and SO
2injection tube, described loose gas bucket bottom is provided with the first juice-ejecting tube, and described system also comprises absorption tower, described absorption tower is connected with loose gas bucket by offgas duct, absorption tower is also provided with the second sugarcane juice injection tube, bottom, absorption tower is provided with the second juice-ejecting tube, SO remaining in described loose gas bucket
2enter in absorption tower by offgas duct, the juice injected in absorption tower is carried out stove drying, realizes the recycling of tail gas.
Further, described system also comprises induced draft fan, and described induced draft fan one end is connected with absorption tower by UNICOM's airduct, and the other end is connected with vapor pipe, and described offgas duct is positioned at absorption tower side wall lower ends, the SO of described remnants
2top, absorption tower is diffused into by bottom, absorption tower under the effect of induced draft fan.
Wherein, induced draft fan can aspirate the gas in absorption tower, and gas can be spread along absorption tower lower to upper part.
Further, described second sugarcane juice injection tube is positioned at absorption tower sidewall upper, and described juice flows to bottom, absorption tower by top, absorption tower, makes the SO of described remnants
2with juice counter current contact in absorption tower.
Further, at least one guiding device is provided with in described absorption tower, described guiding device comprises collector-shoe gear and part flow arrangement, wherein, described collector-shoe gear comprises the water conservancy diversion inclined-plane of upper shed, lower opening and connection upper and lower opening, and the edge of described upper shed is fixed on the inwall of absorption tower, forms angle between described water conservancy diversion inclined-plane and absorption tower inwall, described part flow arrangement is tapered and be arranged on below collector-shoe gear, has gap between described part flow arrangement and absorption tower inwall.
Particularly, when being provided with two or more guiding device in described absorption tower, described part flow arrangement and have gap between the collector-shoe gear of the guiding device of its underpart, makes juice can be flow on described collector-shoe gear by described part flow arrangement.
Further, described guiding device surface is that smooth or described guiding device is evenly distributed with multiple through hole on the surface.
Further, described second sugarcane juice injection tube is stretched in absorption tower, and around being arranged on the water conservancy diversion inclined-plane of collector-shoe gear on top.
Further, described second sugarcane juice injection tube evenly offers opening or perforate, makes juice can be evenly distributed on described collector-shoe gear on the surface.
Sulphitation and Neutralization reactive system of the present invention be by first sugarcane juice injection tube inject juice after the stove drying of Sulphitation and Neutralization device with SO
2gas enters reaction container by pipeline; By lime latex dust milk of lime injected after reaction container with described SO
2gas generation neutralization reaction, after neutralization reaction, juice and remaining tail gas enter loose gas bucket, and juice is discharged by the first juice-ejecting tube of gas bottom of the barrel of faling apart, and remaining tail gas is entered by bottom, absorption tower by offgas duct; The juice injected by the second sugarcane juice injection tube on absorption tower is injected by top, absorption tower; Under the effect of induced draft fan, the tail gas of described remnants is diffused into top, absorption tower by bottom, absorption tower, the SO in remaining tail gas
2gas in absorption tower with juice counter current contact.
SO in described remaining tail gas
2gas is flowed to collector-shoe gear by the conical surface of the gap between the part flow arrangement be arranged in absorption tower and absorption tower inwall along part flow arrangement; The juice that described second sugarcane juice injection tube injects flow on the conical surface of part flow arrangement along the water conservancy diversion inclined-plane of collector-shoe gear, makes juice and SO
2gas fully contacts.
Sulphitation and Neutralization reactive system of the present invention, has following beneficial effect:
1, absorption tower is arranged in whole Sulphitation and Neutralization reactive system in the present invention, is equivalent to unreacted SO completely
2second stage employ, thus reduce sulfur consumption, cost-saving spending, and can SO be reduced
2gas is to ambient contamination.
2, arrange in absorption tower of the present invention, part flow arrangement, juice flows on the inclined-plane of flow deflector, SO
2gas spreads in the gap on absorption tower, expands juice and SO
2the contact area of gas, makes SO
2gas fully contacts with juice.
3, upper, the part flow arrangement in the present invention arranges through hole, then can increase juice and SO further
2the contact area of gas.
4, the second sugarcane juice injection tube of the present invention is looped around on the water conservancy diversion inclined-plane of the collector-shoe gear on top, absorption tower or evenly offers opening or perforate on described second sugarcane juice injection tube, collector-shoe gear can be evenly distributed on the surface when making under juice stream, also can increase juice and SO
2the contact area of gas.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the device schematic diagram of Sulphitation and Neutralization reactive system of the present invention;
Fig. 2 is the schematic diagram of absorption tower internal structure in Sulphitation and Neutralization reactive system of the present invention;
Fig. 3 is the schematic top plan view that the second sugarcane juice injection tube offering opening in the embodiment of the present invention one is looped around on the water conservancy diversion inclined-plane of collector-shoe gear.
In figure: 1-Sulphitation and Neutralization device, 2-first sugarcane juice injection tube, 3-SO
2injection tube, 4-lime latex dust, 5-reaction container, 6-falls apart gas bucket, 7-offgas duct, 8-second sugarcane juice injection tube, 9-absorption tower, 10-UNICOM airduct, 11-vapor pipe, 12-induced draft fan, 13-second juice-ejecting tube, 14-first juice-ejecting tube, 15-collector-shoe gear, 16-part flow arrangement, 17-perforate, 18-upper shed, 19-lower opening.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, the every other embodiment that those of ordinary skill in the art obtain under the prerequisite of not making creative work, all belongs to the scope of protection of the invention.
Embodiment one:
Refer to shown in Fig. 1 and Fig. 2, embodiments provide a kind of Sulphitation and Neutralization reactive system, described system comprises Sulphitation and Neutralization device 1, reaction container 5 and loose gas bucket 6, described reaction container 5 is connected with Sulphitation and Neutralization device 1 by lime latex dust 4, described loose gas bucket 6 is connected by pipeline with reaction container 5, described Sulphitation and Neutralization device 1 is provided with the first sugarcane juice injection tube 2 and SO
2injection tube 3, described loose gas bucket 6 bottom is provided with the first juice-ejecting tube 14, described system also comprises absorption tower 9, described absorption tower 9 is connected with loose gas bucket 6 by offgas duct 7, absorption tower 9 is also provided with the second sugarcane juice injection tube 8, bottom, absorption tower 9 is provided with the second juice-ejecting tube 13, and described second sugarcane juice injection tube 8 is positioned at absorption tower 9 sidewall upper, described juice flows to bottom, absorption tower 9 by top, absorption tower 9, SO remaining in described loose gas bucket 6
2enter in absorption tower 9 by offgas duct 7, the juice injected in absorption tower 9 is carried out stove drying, the SO of described remnants
2with juice counter current contact in absorption tower 9, realize the recycling of tail gas.
Wherein, described system also comprises induced draft fan 12, described induced draft fan 12 one end is connected with absorption tower 9 by UNICOM's airduct 10, the other end is connected with vapor pipe 11, described induced draft fan 12 can aspirate the gas in absorption tower 9, gas can be spread along absorption tower 9 lower to upper part, and described offgas duct 7 is positioned at absorption tower 9 side wall lower ends, the SO of described remnants
2top, absorption tower 9 is diffused into by bottom, absorption tower 9 under the effect of induced draft fan 12.
Shown in Figure 3, a guiding device is provided with in described absorption tower 9, described guiding device surface is smooth, described guiding device comprises collector-shoe gear 15 and part flow arrangement 16, wherein, described collector-shoe gear 15 comprises upper shed 18, lower opening 19 be connected, the water conservancy diversion inclined-plane of lower opening, the edge of described upper shed 18 is fixed on the inwall of absorption tower 9, angle is formed between described water conservancy diversion inclined-plane and absorption tower 9 inwall, described part flow arrangement 16 is tapered and be arranged on below collector-shoe gear 15, between described part flow arrangement 16 and absorption tower 9 inwall, there is gap, in addition, described collector-shoe gear 15 upper, lower opening is circle or ellipse.
Particularly, when being provided with two or more guiding device in described absorption tower, described part flow arrangement and have gap between the collector-shoe gear of the guiding device of its underpart, makes juice can be flow on described collector-shoe gear by described part flow arrangement.
Described second sugarcane juice injection tube 8 is stretched in absorption tower 9, and around being arranged on the water conservancy diversion inclined-plane of collector-shoe gear 15 on top, and perforate 17 is evenly offered on described second sugarcane juice injection tube 8, make juice can be evenly distributed on described collector-shoe gear 15 on the surface.
Sulphitation and Neutralization reactive system in the embodiment of the present invention be the juice that injected by the first sugarcane juice injection tube 2 after Sulphitation and Neutralization device 1 stove drying with SO
2gas enters reaction container 5 by pipeline; By lime latex dust 4, milk of lime is injected after reaction container 5 and described SO
2gas generation neutralization reaction, after neutralization reaction, juice and remaining tail gas enter loose gas bucket 6, and juice is discharged by the first juice-ejecting tube 14 bottom the gas bucket 6 that falls apart, and remaining tail gas is entered by bottom, absorption tower 9 by offgas duct 7; The juice injected by the second sugarcane juice injection tube 8 on absorption tower 9 is injected by top, absorption tower 9; Under the effect of induced draft fan 12, the tail gas of described remnants is diffused into top, absorption tower 9 by bottom, absorption tower 9, the SO in remaining tail gas
2gas in absorption tower 9 with juice counter current contact.
Wherein, the SO in described remaining tail gas
2gas is flowed to collector-shoe gear 15 by the conical surface of the gap between the part flow arrangement 16 be arranged in absorption tower 9 and absorption tower 9 inwall along part flow arrangement 16; The juice that described second sugarcane juice injection tube 8 injects flow on the conical surface of part flow arrangement 16 along the water conservancy diversion inclined-plane of collector-shoe gear 15, makes juice and SO
2gas fully contacts.
The Sulphitation and Neutralization reactive system of the embodiment of the present invention, has following beneficial effect:
1, absorption tower is arranged in whole Sulphitation and Neutralization reactive system in the embodiment of the present invention, is equivalent to unreacted SO completely
2second stage employ, thus reduce sulfur consumption, cost-saving spending, and can SO be reduced
2gas is to ambient contamination.
Arrange in the absorption tower of 2, the embodiment of the present invention, part flow arrangement, juice flows on the inclined-plane of flow deflector, SO
2gas spreads in the gap on absorption tower, expands juice and SO
2the contact area of gas, makes SO
2gas fully contacts with juice.
3, the second sugarcane juice injection tube evenly offering perforate of the present invention is looped around on the water conservancy diversion inclined-plane of collector-shoe gear, can be evenly distributed in collector-shoe gear on the surface, also can increase juice and SO when making under juice stream
2the contact area of gas.
Embodiment two:
Refer to shown in Fig. 1 and Fig. 2, embodiments provide a kind of Sulphitation and Neutralization reactive system, described system comprises Sulphitation and Neutralization device 1, reaction container 5 and loose gas bucket 6, described reaction container 5 is connected with Sulphitation and Neutralization device 1 by lime latex dust 4, described loose gas bucket 6 is connected by pipeline with reaction container 5, described Sulphitation and Neutralization device 1 is provided with the first sugarcane juice injection tube 2 and SO
2injection tube 3, described loose gas bucket 6 bottom is provided with the first juice-ejecting tube 14, described system also comprises absorption tower 9, described absorption tower 9 is connected with loose gas bucket 6 by offgas duct 7, absorption tower 9 is also provided with the second sugarcane juice injection tube 8, bottom, absorption tower 9 is provided with the second juice-ejecting tube 13, SO remaining in described loose gas bucket 6
2enter in absorption tower 9 by offgas duct 7, the juice injected in absorption tower 9 is carried out stove drying, realizes the recycling of tail gas.
Wherein, described second sugarcane juice injection tube 8 is positioned at absorption tower 9 sidewall upper, and described juice flows to bottom, absorption tower 9 by top, absorption tower 9, makes the SO of described remnants
2with juice counter current contact in absorption tower 9.
Described system also comprises induced draft fan 12, described induced draft fan 12 one end is connected with absorption tower 9 by UNICOM's airduct 10, the other end is connected with vapor pipe 11, described offgas duct 7 is positioned at absorption tower 9 side wall lower ends, induced draft fan 12 can aspirate the gas in absorption tower 9, gas can be spread, the SO of described remnants along absorption tower 9 lower to upper part
2top, absorption tower 9 is diffused into by bottom, absorption tower 9 under the effect of induced draft fan 12.
Two guiding devices are provided with in described absorption tower 9, described guiding device comprises collector-shoe gear 15 and part flow arrangement 16, described guiding device is evenly distributed with multiple through hole on the surface, wherein, described collector-shoe gear 15 comprises upper shed 18, lower opening 19 be connected, the water conservancy diversion inclined-plane of lower opening, the edge of described upper shed 18 is fixed on the inwall of absorption tower 9, angle is formed between described water conservancy diversion inclined-plane and absorption tower 9 inwall, described part flow arrangement 16 is tapered and be arranged on below collector-shoe gear 15, between described part flow arrangement 16 and absorption tower 9 inwall, there is gap, in addition, described part flow arrangement 16 can by juice stream on the collector-shoe gear 15 of guiding device being positioned at its lower end.
Described second sugarcane juice injection tube 8 is looped around on the water conservancy diversion inclined-plane of the collector-shoe gear 15 on top, absorption tower 9, and evenly offers opening on described second sugarcane juice injection tube 8, make juice can be evenly distributed on described collector-shoe gear 15 on the surface.
Sulphitation and Neutralization reactive system in the embodiment of the present invention be the juice that injected by the first sugarcane juice injection tube 2 after Sulphitation and Neutralization device 1 stove drying with SO
2gas enters reaction container 5 by pipeline; By lime latex dust 4, milk of lime is injected after reaction container 5 and described SO
2gas generation neutralization reaction, after neutralization reaction, juice and remaining tail gas enter loose gas bucket 6, and juice is discharged by the first juice-ejecting tube 14 bottom the gas bucket 6 that falls apart, and remaining tail gas is entered by bottom, absorption tower 9 by offgas duct 7; The juice injected by the second sugarcane juice injection tube 8 on absorption tower 9 is injected by top, absorption tower 9; Under the effect of induced draft fan 12, the tail gas of described remnants is diffused into top, absorption tower 9 by bottom, absorption tower 9, the SO in remaining tail gas
2gas in absorption tower 9 with juice counter current contact.
Wherein, the SO in described remaining tail gas
2gas is flowed to collector-shoe gear 15 by the conical surface of the gap between the part flow arrangement 16 be arranged in absorption tower 9 and absorption tower 9 inwall along part flow arrangement 16; The juice that described second sugarcane juice injection tube 8 injects flow on the conical surface of part flow arrangement 16 along the water conservancy diversion inclined-plane of collector-shoe gear 15, makes juice and SO
2gas fully contacts.
Sulphitation and Neutralization reactive system of the present invention, has following beneficial effect:
1, absorption tower is arranged in whole Sulphitation and Neutralization reactive system in the present invention, is equivalent to unreacted SO completely
2second stage employ, thus reduce sulfur consumption, cost-saving spending, and can SO be reduced
2gas is to ambient contamination.
2, arrange in absorption tower of the present invention, part flow arrangement, juice flows on the inclined-plane of flow deflector, SO
2gas spreads in the gap on absorption tower, expands juice and SO
2the contact area of gas, makes SO
2gas fully contacts with juice.
3, upper, the part flow arrangement in the present invention arranges through hole, then can increase juice and SO further
2the contact area of gas.
4, the second sugarcane juice injection tube of the present invention is looped around on the water conservancy diversion inclined-plane of the collector-shoe gear on top, absorption tower or evenly offers opening on described second sugarcane juice injection tube, collector-shoe gear can be evenly distributed on the surface when making under juice stream, also can increase juice and SO
2the contact area of gas.
The above is the preferred embodiment of the present invention; it should be pointed out that for those skilled in the art, under the premise without departing from the principles of the invention; can also make some improvements and modifications, these improvements and modifications are also considered as protection scope of the present invention.
Claims (8)
1. a Sulphitation and Neutralization reactive system, described system comprises Sulphitation and Neutralization device (1), reaction container (5) and loose gas bucket (6), described reaction container (5) is connected with Sulphitation and Neutralization device (1) by lime latex dust (4), described loose gas bucket (6) is connected by pipeline with reaction container (5), described Sulphitation and Neutralization device (1) is provided with the first sugarcane juice injection tube (2) and SO
2injection tube (3), described loose gas bucket (6) bottom is provided with the first juice-ejecting tube (14), it is characterized in that,
Described system also comprises absorption tower (9), described absorption tower (9) is connected with loose gas bucket (6) by offgas duct (7), absorption tower (9) is also provided with the second sugarcane juice injection tube (8), absorption tower (9) bottom is provided with the second juice-ejecting tube (13)
SO remaining in described loose gas bucket (6)
2enter in absorption tower (9) by offgas duct (7), the juice injected in absorption tower (9) is carried out stove drying, realizes the recycling of tail gas.
2. Sulphitation and Neutralization reactive system according to claim 1, it is characterized in that, described system also comprises induced draft fan (12), described induced draft fan (12) one end is connected with absorption tower (9) by UNICOM's airduct (10), the other end is connected with vapor pipe (11)
Described offgas duct (7) is positioned at absorption tower (9) side wall lower ends, the SO of described remnants
2absorption tower (9) top is diffused into by absorption tower (9) bottom under the effect of induced draft fan (12).
3. Sulphitation and Neutralization reactive system according to claim 2, it is characterized in that, described second sugarcane juice injection tube (8) is positioned at absorption tower (9) sidewall upper, described juice flows to absorption tower (9) bottom by absorption tower (9) top, makes the SO of described remnants
2with juice counter current contact in absorption tower (9).
4. the Sulphitation and Neutralization reactive system according to claim 1 or 2 or 3, it is characterized in that, described absorption tower is provided with at least one guiding device in (9), described guiding device comprises collector-shoe gear (15) and part flow arrangement (16), described collector-shoe gear (15) comprises upper shed (18), lower opening (19) be connected, lower opening (18, 19) water conservancy diversion inclined-plane, described upper shed (18) is greater than lower opening (19), the edge of described upper shed (18) is fixed on absorption tower (9) inwall, angle is formed between described water conservancy diversion inclined-plane and absorption tower (9) inwall, described part flow arrangement (16) is tapered and be arranged on the below of collector-shoe gear (15) lower opening (19), between described part flow arrangement (16) and absorption tower (9) inwall, there is gap.
5. the Sulphitation and Neutralization reactive system according to claim 1-4 any one, it is characterized in that, when being provided with two or more guiding device in described absorption tower (9), described part flow arrangement (16) and be positioned at its underpart guiding device collector-shoe gear (15) between there is gap, juice can be flow on described collector-shoe gear (15) by described part flow arrangement (16).
6. Sulphitation and Neutralization reactive system according to claim 5, is characterized in that, described guiding device surface is that smooth or described guiding device is evenly distributed with multiple through hole on the surface.
7. Sulphitation and Neutralization reactive system according to claim 6, is characterized in that, is stretched in absorption tower (9) by described second sugarcane juice injection tube (8), and around being arranged on the water conservancy diversion inclined-plane of collector-shoe gear (15) on top.
8. the Sulphitation and Neutralization reactive system according to claim 6 or 7, it is characterized in that, described second sugarcane juice injection tube (8) evenly offers opening or perforate (17), makes juice can be evenly distributed on described collector-shoe gear (15) on the surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410571078.9A CN104450979B (en) | 2014-10-23 | 2014-10-23 | A kind of stove drying neutralization reaction system |
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|---|---|---|---|
| CN201410571078.9A CN104450979B (en) | 2014-10-23 | 2014-10-23 | A kind of stove drying neutralization reaction system |
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| CN104450979A true CN104450979A (en) | 2015-03-25 |
| CN104450979B CN104450979B (en) | 2017-07-18 |
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|---|---|---|---|---|
| CN104928404A (en) * | 2015-06-29 | 2015-09-23 | 广西农垦糖业集团红河制糖有限公司 | System and method for two-stage sulfur-fumigation neutralizing sugarcane juice |
| CN105060263A (en) * | 2015-09-01 | 2015-11-18 | 青海盐湖工业股份有限公司 | Neutralization reaction system |
| CN105060263B (en) * | 2015-09-01 | 2017-06-13 | 青海盐湖工业股份有限公司 | A kind of neutralization reaction system |
| CN106704756A (en) * | 2016-12-13 | 2017-05-24 | 广西大学 | Pipeline compensator of sulfitation neutralizer |
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