CN107164569A - It is a kind of to reduce the white granulated sugar production method of white granulated sugar colour - Google Patents
It is a kind of to reduce the white granulated sugar production method of white granulated sugar colour Download PDFInfo
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- CN107164569A CN107164569A CN201710359930.XA CN201710359930A CN107164569A CN 107164569 A CN107164569 A CN 107164569A CN 201710359930 A CN201710359930 A CN 201710359930A CN 107164569 A CN107164569 A CN 107164569A
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- juice
- white granulated
- granulated sugar
- sugarcane
- crystal grain
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- C—CHEMISTRY; METALLURGY
- C13—SUGAR INDUSTRY
- C13B—PRODUCTION OF SUCROSE; APPARATUS SPECIALLY ADAPTED THEREFOR
- C13B20/00—Purification of sugar juices
- C13B20/16—Purification of sugar juices by physical means, e.g. osmosis or filtration
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Abstract
The white granulated sugar production method of white granulated sugar colour is reduced the invention discloses a kind of, is comprised the following steps：The head of sugarcane is cut after the 1/8 of the sugarcane total length, afterbody of sugarcane cuts the 1/6 of sugarcane total length and carries out sugar cane crushing, gained sugar-cane juice is crossed into 80~200 mesh sieves, Normal juice and sieving residue after being sieved；Normal juice after sieve is adjusted to pH6~6.5 in advance, it is heated to 55~65 DEG C, it is then added to neutralization reaction in stove drying averager, milk of lime regulation pH11~11.5 are added after reaction, it is heated to 90~100 DEG C, add after flocculant and enter settler sedimentation, obtain supernatant juice and mud juice, by mud juice by obtaining filtered juice after filter cloth, add SO2, crystallization and purification, dressing sieve crystal grain, dry crystal grain after supernatant juice and filtered juice are mixed through evaporation, again, by dried crystal grain by classifying except iron, packing, white granulated sugar is obtained.The white granulated sugar production method of the present invention, white granulated sugar sugaring efficiency is improved, and colour is substantially reduced.
Description
Technical field
The invention belongs to sugar refining field, and in particular to a kind of white granulated sugar production method of reduction white granulated sugar colour.
Background technology
The making of white granulated sugar is that raw material is manufactured mainly by sucrose, and the technique of cane sugar manufacture is a lot, than
More common has lime method, sulfurous method, sulfurous method+syrup floatation and carbonatation process, either using which kind of method, its
Principle substantially passes through extraction of the juice, peace and quiet, evaporation, crystallization, purging and the processing step of drying.And colour is always to weigh white
One important indicator of granulated sugar quality, the white granulated sugar of current China makes what is be mainly made by sulfurous method, but
It is that purification effect is relatively undesirable, considerable pigment is remained in syrup, causes the white granulated sugar colour being eventually fabricated higher, color
Exceeded value is also an intractable problem present in sugar refining technology always.
The content of the invention
It is an object of the invention to：For problems of the prior art the white of white granulated sugar colour is reduced there is provided a kind of
Granulated sugar production method, white granulated sugar colour is reduced by sugarcane selection, sugar refining technology efficiency.
To achieve these goals, the technical solution adopted by the present invention is：
It is a kind of to reduce the white granulated sugar production method of white granulated sugar colour, comprise the following steps：
The head of sugarcane is cut carried out after the 1/8 of the sugarcane total length, afterbody of sugarcane cuts the 1/6 of sugarcane total length it is sweet
Sugarcane is squeezed the juice, and gained sugar-cane juice is crossed into 80~200 mesh sieves, Normal juice and sieving residue after being sieved；By Normal juice after sieve be adjusted in advance pH6~
6.5, be heated to 55~65 DEG C, be then added to neutralization reaction in stove drying averager, after reaction add milk of lime regulation pH11~
11.5,90~100 DEG C are heated to, adds after flocculant and enters settler sedimentation, obtain supernatant juice and mud juice, mud juice is passed through into filter
Filtered juice is obtained after cloth, through evaporating, adding SO again after supernatant juice and filtered juice are mixed2, crystallization and purification, dressing sieve crystal grain, dry it is brilliant
Grain, by dried crystal grain by classifying except iron, packing, obtains white granulated sugar；
The preparation method of the flocculant：Raw material cationic polyacrylic acid by volume：Anionic polypropylene amine：It is poly-
It is 1 to close aluminium chloride:1:1.5 ratio is mixed to form compound formulation, then will meet preparation according to volume ratio compound formulation：Water is
1:120 ratio is mixed into flocculant；
The settler includes tank body, and tank body includes cylinder portion and the cone portion positioned at cylinder subordinate end, institute
It is provided with the inside of the upper end in the cylinder portion stated along the inwall of tank body and enters main loop groove around what is set, is entered main loop groove and be connected with into juice
Pipe, the bottom for entering main loop groove is provided with the water conservancy diversion ring flat-plate set along the inwall and horizontal interior wall of tank body, the bottom of water conservancy diversion ring flat-plate
In the cone portion for extending to tank body, water conservancy diversion ring flat-plate is used to the syrup entered in main loop groove being incorporated into tank base；Water conservancy diversion
It is provided with above first order herringbone stabilier, first order herringbone stabilier side bead and also sets up above the end of ring flat-plate
Have to be provided with above at least two second level herringbone stabiliers, second level herringbone stabilier and separate water conservancy diversion ring flat-plate inner chamber
Juice yield tube is provided with above the current stabilization web plate opened, current stabilization web plate；Tank base is connected with mud juice discharge pipe.
Preferably, the head and afterbody that described sugarcane cuts are used for brown sugar and make raw material.
Preferably, described cationic polyacrylic acid, anionic polypropylene amine, aluminium polychloride are mixed with compound
Incorporation time is 5~10min during preparation.
By adopting the above-described technical solution, the beneficial effects of the invention are as follows：
The white granulated sugar production method of the reduction white granulated sugar colour of the present invention, removes head in sugarcane selection with afterbody containing sugar
Amount is low, containing miscellaneous high part, the content of ammonia nitrogen effectively in reduction sugarcane raw material；The sedimentation higher by being provided with settling efficiency
Device, so that stability contorting clarification process, improves the removal of nitrogen substance in clarifying process, reduces amino nitrogen content, final to improve
The sugaring efficiency of whole sugar refining technology, it is to avoid contact iron container for a long time during sugaring and cause increasing for iron-holder,
The colour of final effectively reduction white granulated sugar.
Brief description of the drawings
Fig. 1 is the structure diagram of the settler of the present invention.
Reference：1- tank bodies, 101- cylinders portion, 102- cones portion, 2- enters main loop groove, 3- juice yield tubes, 4- water conservancy diversion
Ring flat-plate, 5- mud juice discharge pipes, 6- first order herringbone stabiliers, 7- second level herringbone stabilier, 8- current stabilization web plates, 9- enters
Juice pipe.
Embodiment
A kind of white granulated sugar production method of reduction white granulated sugar colour of the present invention, comprises the following steps：
The head of sugarcane is cut carried out after the 1/8 of the sugarcane total length, afterbody of sugarcane cuts the 1/6 of sugarcane total length it is sweet
Sugarcane is squeezed the juice, and the head and afterbody that sugarcane cuts are used for brown sugar and make raw material.Gained sugar-cane juice is crossed into 80~200 mesh sieves, obtained
Normal juice and sieving residue after to sieve；Normal juice after sieve is adjusted to pH6~6.5 in advance, 55~65 DEG C is heated to, is then added in stove drying
With neutralization reaction in device, milk of lime regulation pH11~11.5 are added after reaction, 90~100 DEG C is heated to, adds flocculant laggard
Enter settler sedimentation, obtain supernatant juice and mud juice, by mud juice by obtaining filtered juice after filter cloth, supernatant juice and filtered juice are mixed
By evaporation, add SO2, crystallization and purification, dressing sieve crystal grain, dry crystal grain again, by dried crystal grain by classifying except iron, packing,
Obtain white granulated sugar.
The preparation method of the flocculant：Raw material cationic polyacrylic acid by volume：Anionic polypropylene amine：It is poly-
It is 1 to close aluminium chloride:1:1.5 ratio is mixed to form compound formulation, then will meet preparation according to volume ratio compound formulation：Water is
1:120 ratio is mixed into flocculant.Cationic polyacrylic acid, anionic polypropylene amine, aluminium polychloride are mixed with
Incorporation time is 5~10min during compound formulation.
Reference picture 1, settler includes tank body 1, and tank body 1 includes cylinder portion 101 and positioned at the lower end of cylinder portion 101
Cone portion 102, be provided with the inside of the upper end in described cylinder portion 101 along the inwall of tank body 1 and to enter main loop around what is set
Groove 2, enters main loop groove 2 and is connected with juice-feeding tube 9, and the bottom for entering main loop groove 2 is provided with what is set along the inwall and horizontal interior wall of tank body 1
Water conservancy diversion ring flat-plate 4, the bottom of water conservancy diversion ring flat-plate 4 is extended in the cone portion 102 of tank body 1, and water conservancy diversion ring flat-plate 4 is used to that juice will to be entered
Syrup in annular groove 2 is incorporated into the bottom of tank body 1；First order herringbone stabilier 6 is provided with above the end of water conservancy diversion ring flat-plate 4, the
At least two second level herringbone stabiliers 7, second level herringbone are additionally provided with above the side bead of one-level herringbone stabilier 6
The top of shape stabilier 7 is provided with the current stabilization web plate 8 for separating the inner chamber of water conservancy diversion ring flat-plate 4, and the top of current stabilization web plate 8 is provided with juice
Pipe 3；The bottom of tank body 1 is connected with mud juice discharge pipe 5.
The present invention juice decanters, it is necessary to sedimentation syrup entered by juice-feeding tube 9 into main loop groove 2, Ran Houzai
The bottom of tank body 1 is entered by entering the water conservancy diversion ring flat-plate 4 of the bottom of main loop groove 2, enters the use of main loop groove 2 and water conservancy diversion ring flat-plate 44 and is close to
The inwall of tank body 1 is set, and syrup finally slowly drops into the bottom of tank body 1, enters subsidence stage.Even if the syrup newly entered
Can have an impact to the juice mud of the bottom of tank body 1, first order herringbone stabilier 6, the and of second level herringbone stabilier 7 can also be passed through
The current stabilization effect of current stabilization web plate 8, it is ensured that the clear liquid on current stabilization web plate 8 will not be affected.
With reference to specific embodiment, the manufacturing process of the white granulated sugar of the present invention is illustrated.
Embodiment 1：
The head of sugarcane is cut carried out after the 1/8 of the sugarcane total length, afterbody of sugarcane cuts the 1/6 of sugarcane total length it is sweet
Sugarcane is squeezed the juice, and the head and afterbody that sugarcane cuts are used for brown sugar and make raw material.Gained sugar-cane juice is crossed into 200 mesh sieves, sieved
Normal juice and sieving residue afterwards；Normal juice after sieve is adjusted to pH6.2 in advance, 65 DEG C are heated to, is then added in stove drying averager and neutralizes
Reaction, adds milk of lime regulation pH11.5, is heated to 100 DEG C, add after flocculant and enter settler sedimentation, obtain after reaction
Supernatant juice and mud juice, by mud juice by obtaining filtered juice after filter cloth, will supernatant juice and filtered juice mix after through evaporation, again plus SO2,
Crystallization and purification, dressing sieve crystal grain, dry crystal grain, by dried crystal grain by classifying except iron, packing, obtain white granulated sugar.
The preparation method of the flocculant：Raw material cationic polyacrylic acid by volume：Anionic polypropylene amine：It is poly-
It is 1 to close aluminium chloride:1:1.5 ratio is mixed to form compound formulation, then will meet preparation according to volume ratio compound formulation：Water is
1:120 ratio is mixed into flocculant.Cationic polyacrylic acid, anionic polypropylene amine, aluminium polychloride are mixed with
Incorporation time is 6min during compound formulation.
Embodiment 2：
The head of sugarcane is cut carried out after the 1/8 of the sugarcane total length, afterbody of sugarcane cuts the 1/6 of sugarcane total length it is sweet
Sugarcane is squeezed the juice, and the head and afterbody that sugarcane cuts are used for brown sugar and make raw material.Gained sugar-cane juice is crossed into 80 mesh sieves, obtained after sieve
Normal juice and sieving residue；Normal juice after sieve is adjusted to pH6 in advance, 65 DEG C are heated to, neutralization reaction in stove drying averager is then added to,
Milk of lime regulation pH11 is added after reaction, 100 DEG C are heated to, adds after flocculant and enters settler sedimentation, obtain supernatant juice and
Mud juice, by mud juice by obtaining filtered juice after filter cloth, adds SO2, crystallization to carry after supernatant juice and filtered juice are mixed through evaporation, again
Pure, dressing sieve crystal grain, dry crystal grain, by dried crystal grain by classifying except iron, packing, obtain white granulated sugar.
The preparation method of the flocculant：Raw material cationic polyacrylic acid by volume：Anionic polypropylene amine：It is poly-
It is 1 to close aluminium chloride:1:1.5 ratio is mixed to form compound formulation, then will meet preparation according to volume ratio compound formulation：Water is
1:120 ratio is mixed into flocculant.Cationic polyacrylic acid, anionic polypropylene amine, aluminium polychloride are mixed with
Incorporation time is 10min during compound formulation.
Embodiment 3：
The head of sugarcane is cut carried out after the 1/8 of the sugarcane total length, afterbody of sugarcane cuts the 1/6 of sugarcane total length it is sweet
Sugarcane is squeezed the juice, and the head and afterbody that sugarcane cuts are used for brown sugar and make raw material.Gained sugar-cane juice is crossed into 100 mesh sieves, sieved
Normal juice and sieving residue afterwards；Normal juice after sieve is adjusted to pH6.5 in advance, 55 DEG C are heated to, is then added in stove drying averager and neutralizes
Reaction, adds milk of lime regulation pH11, is heated to 90 DEG C, add after flocculant and enter settler sedimentation, obtain supernatant after reaction
Juice and mud juice, by mud juice by obtaining filtered juice after filter cloth, add SO2, crystallization through evaporation, again after supernatant juice and filtered juice are mixed
Purification, dressing sieve crystal grain, dry crystal grain, by dried crystal grain by classifying except iron, packing, obtain white granulated sugar.
The preparation method of the flocculant：Raw material cationic polyacrylic acid by volume：Anionic polypropylene amine：It is poly-
It is 1 to close aluminium chloride:1:1.5 ratio is mixed to form compound formulation, then will meet preparation according to volume ratio compound formulation：Water is
1:120 ratio is mixed into flocculant.Cationic polyacrylic acid, anionic polypropylene amine, aluminium polychloride are mixed with
Incorporation time is 5min during compound formulation.
Embodiment 4：
The head of sugarcane is cut carried out after the 1/8 of the sugarcane total length, afterbody of sugarcane cuts the 1/6 of sugarcane total length it is sweet
Sugarcane is squeezed the juice, and the head and afterbody that sugarcane cuts are used for brown sugar and make raw material.Gained sugar-cane juice is crossed into 80~200 mesh sieves, obtained
Normal juice and sieving residue after to sieve；Normal juice after sieve is adjusted to pH6 in advance, 62 DEG C are heated to, in being then added in stove drying averager
And reaction, milk of lime regulation pH11.2 is added after reaction, 95 DEG C are heated to, adds after flocculant and enters settler sedimentation, obtain
Supernatant juice and mud juice, by mud juice by obtaining filtered juice after filter cloth, will supernatant juice and filtered juice mix after through evaporation, again plus SO2,
Crystallization and purification, dressing sieve crystal grain, dry crystal grain, by dried crystal grain by classifying except iron, packing, obtain white granulated sugar.
The preparation method of the flocculant：Raw material cationic polyacrylic acid by volume：Anionic polypropylene amine：It is poly-
It is 1 to close aluminium chloride:1:1.5 ratio is mixed to form compound formulation, then will meet preparation according to volume ratio compound formulation：Water is
1:120 ratio is mixed into flocculant.Cationic polyacrylic acid, anionic polypropylene amine, aluminium polychloride are mixed with
Incorporation time is 6min during compound formulation.
Embodiment 5：
The head of sugarcane is cut carried out after the 1/8 of the sugarcane total length, afterbody of sugarcane cuts the 1/6 of sugarcane total length it is sweet
Sugarcane is squeezed the juice, and the head and afterbody that sugarcane cuts are used for brown sugar and make raw material.Gained sugar-cane juice is crossed into 80 mesh sieves, obtained after sieve
Normal juice and sieving residue；Normal juice after sieve is adjusted to pH6.5 in advance, 58 DEG C are heated to, is then added in stove drying averager and neutralizes instead
Should, milk of lime regulation pH11 is added after reaction, 98 DEG C are heated to, adds after flocculant and enters settler sedimentation, obtain supernatant juice
And mud juice, by mud juice by obtaining filtered juice after filter cloth, add SO2, crystallization to carry through evaporation, again after supernatant juice and filtered juice are mixed
Pure, dressing sieve crystal grain, dry crystal grain, by dried crystal grain by classifying except iron, packing, obtain white granulated sugar.
The preparation method of the flocculant：Raw material cationic polyacrylic acid by volume：Anionic polypropylene amine：It is poly-
It is 1 to close aluminium chloride:1:1.5 ratio is mixed to form compound formulation, then will meet preparation according to volume ratio compound formulation：Water is
1:120 ratio is mixed into flocculant.Cationic polyacrylic acid, anionic polypropylene amine, aluminium polychloride are mixed with
Incorporation time is 8min during compound formulation.
The one-level white granulated sugar made according to embodiment 1-5 technique is obtained, by determining the pigment content of white sugar sample, is obtained
To the colour of white granulated sugar, as shown in table 1.
The white granulated sugar pigment content of table 1
By said determination result, the colour content of white granulated sugar is relative to common production technology or existing production work
For skill, hence it is evident that reduction.
Claims (3)
1. a kind of reduce the white granulated sugar production method of white granulated sugar colour, it is characterised in that comprises the following steps：
The head of sugarcane is cut after the 1/8 of the sugarcane total length, afterbody of sugarcane cuts the 1/6 of sugarcane total length and carries out sugarcane squeezing
Juice, 80~200 mesh sieves are crossed by gained sugar-cane juice, Normal juice and sieving residue after being sieved；Normal juice after sieve is adjusted to pH6~6.5 in advance,
55~65 DEG C are heated to, neutralization reaction in stove drying averager is then added to, milk of lime regulation pH11~11.5 are added after reaction,
Be heated to 90~100 DEG C, add after flocculant and enter settler sedimentation, obtain supernatant juice and mud juice, by mud juice by filter cloth after
Filtered juice is obtained, through evaporating, adding SO again after supernatant juice and filtered juice are mixed2, crystallization and purification, dressing sieve crystal grain, dry crystal grain, will
Dried crystal grain obtains white granulated sugar by classifying except iron, packing；
The preparation method of the flocculant：Raw material cationic polyacrylic acid by volume：Anionic polypropylene amine：It polymerize chlorine
It is 1 to change aluminium:1:1.5 ratio is mixed to form compound formulation, then will meet preparation according to volume ratio compound formulation：Water is 1:
120 ratio is mixed into flocculant；
The settler includes tank body, and tank body includes cylinder portion and the cone portion positioned at cylinder subordinate end, described
It is provided with the inside of the upper end in cylinder portion along the inwall of tank body and enters main loop groove around what is set, is entered main loop groove and be connected with juice-feeding tube,
The bottom for entering main loop groove is provided with the water conservancy diversion ring flat-plate set along the inwall and horizontal interior wall of tank body, and the bottom of water conservancy diversion ring flat-plate is always
In the cone portion for extending to tank body, water conservancy diversion ring flat-plate is used to the syrup entered in main loop groove being incorporated into tank base；Water conservancy diversion ring flat-plate
End above be provided with above first order herringbone stabilier, first order herringbone stabilier side bead be additionally provided with to
It is provided with separate water conservancy diversion ring flat-plate inner chamber above few two second level herringbone stabiliers, second level herringbone stabilier
Juice yield tube is provided with above current stabilization web plate, current stabilization web plate；Tank base is connected with mud juice discharge pipe.
2. the white granulated sugar production method of reduction white granulated sugar colour according to claim 1, it is characterised in that described sugarcane
The head cut and afterbody are used for brown sugar and make raw material.
3. the white granulated sugar production method of reduction white granulated sugar colour according to claim 1, it is characterised in that described sun from
Incorporation time is 5~10min when subtype polyacrylic acid, anionic polypropylene amine, aluminium polychloride are mixed with compound formulation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710359930.XA CN107164569A (en) | 2017-05-20 | 2017-05-20 | It is a kind of to reduce the white granulated sugar production method of white granulated sugar colour |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710359930.XA CN107164569A (en) | 2017-05-20 | 2017-05-20 | It is a kind of to reduce the white granulated sugar production method of white granulated sugar colour |
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| Publication Number | Publication Date |
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| CN107164569A true CN107164569A (en) | 2017-09-15 |
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| CN201710359930.XA Pending CN107164569A (en) | 2017-05-20 | 2017-05-20 | It is a kind of to reduce the white granulated sugar production method of white granulated sugar colour |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB645192A (en) * | 1946-10-12 | 1950-10-25 | American Cyanamid Co | Improvements in or relating to the purification of aqueous solutions of sugar |
| CN201128742Y (en) * | 2007-01-31 | 2008-10-08 | 黄桂忠 | Static fast settling vessel |
| CN103114155A (en) * | 2012-11-30 | 2013-05-22 | 南宁苏格尔科技有限公司 | Method for settling extracted sugarcane juice by using weak base |
| CN203315808U (en) * | 2013-02-01 | 2013-12-04 | 南宁苏格尔科技有限公司 | Rapid single-layer settler |
| CN203498393U (en) * | 2013-07-09 | 2014-03-26 | 河南工业大学 | Rapid settler for sugar juice |
| CN103981290A (en) * | 2014-05-30 | 2014-08-13 | 彭华成 | Process for preparing sugar from cane |
| CN104357587A (en) * | 2014-11-24 | 2015-02-18 | 临沧南华糖业有限公司 | Carbon-sulfur combining sugar juice carbonation and clarifying method through CO2 generated from alcohol in production of sugar from sugarcane |
| CN104388600A (en) * | 2014-10-21 | 2015-03-04 | 南宁苏格尔科技有限公司 | Sugar manufacturing technique for improving yield and reducing color value of white sugar |
-
2017
- 2017-05-20 CN CN201710359930.XA patent/CN107164569A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB645192A (en) * | 1946-10-12 | 1950-10-25 | American Cyanamid Co | Improvements in or relating to the purification of aqueous solutions of sugar |
| CN201128742Y (en) * | 2007-01-31 | 2008-10-08 | 黄桂忠 | Static fast settling vessel |
| CN103114155A (en) * | 2012-11-30 | 2013-05-22 | 南宁苏格尔科技有限公司 | Method for settling extracted sugarcane juice by using weak base |
| CN203315808U (en) * | 2013-02-01 | 2013-12-04 | 南宁苏格尔科技有限公司 | Rapid single-layer settler |
| CN203498393U (en) * | 2013-07-09 | 2014-03-26 | 河南工业大学 | Rapid settler for sugar juice |
| CN103981290A (en) * | 2014-05-30 | 2014-08-13 | 彭华成 | Process for preparing sugar from cane |
| CN104388600A (en) * | 2014-10-21 | 2015-03-04 | 南宁苏格尔科技有限公司 | Sugar manufacturing technique for improving yield and reducing color value of white sugar |
| CN104357587A (en) * | 2014-11-24 | 2015-02-18 | 临沧南华糖业有限公司 | Carbon-sulfur combining sugar juice carbonation and clarifying method through CO2 generated from alcohol in production of sugar from sugarcane |
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Application publication date: 20170915 |
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