CN107137955A - Machinery emulsification continuous extraction equipment - Google Patents
Machinery emulsification continuous extraction equipment Download PDFInfo
- Publication number
- CN107137955A CN107137955A CN201710526638.2A CN201710526638A CN107137955A CN 107137955 A CN107137955 A CN 107137955A CN 201710526638 A CN201710526638 A CN 201710526638A CN 107137955 A CN107137955 A CN 107137955A
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- China
- Prior art keywords
- extraction
- extraction equipment
- dividing plate
- drain pipe
- machinery emulsification
- 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.)
- Pending
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- 238000000605 extraction Methods 0.000 title claims abstract description 106
- 238000004945 emulsification Methods 0.000 title claims abstract description 33
- 239000000839 emulsion Substances 0.000 claims abstract description 29
- 239000007788 liquid Substances 0.000 claims abstract description 16
- 238000000926 separation method Methods 0.000 claims abstract description 16
- 238000005192 partition Methods 0.000 claims abstract description 14
- 239000011148 porous material Substances 0.000 claims abstract description 13
- 230000007246 mechanism Effects 0.000 claims abstract description 7
- 238000004891 communication Methods 0.000 claims abstract description 5
- 239000000463 material Substances 0.000 claims description 8
- 230000008676 import Effects 0.000 claims description 7
- 238000003756 stirring Methods 0.000 claims description 6
- 125000006850 spacer group Chemical group 0.000 claims description 5
- 230000000694 effects Effects 0.000 abstract description 12
- 238000002156 mixing Methods 0.000 description 6
- 239000000203 mixture Substances 0.000 description 4
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 3
- DKIDEFUBRARXTE-UHFFFAOYSA-N 3-mercaptopropanoic acid Chemical compound OC(=O)CCS DKIDEFUBRARXTE-UHFFFAOYSA-N 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000284 extract Substances 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- NLHHRLWOUZZQLW-UHFFFAOYSA-N Acrylonitrile Chemical compound C=CC#N NLHHRLWOUZZQLW-UHFFFAOYSA-N 0.000 description 1
- 238000005903 acid hydrolysis reaction Methods 0.000 description 1
- 238000007259 addition reaction Methods 0.000 description 1
- 238000010009 beating Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000000481 breast Anatomy 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000032798 delamination Effects 0.000 description 1
- 238000010410 dusting Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000000413 hydrolysate Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000003340 mental effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- HYHCSLBZRBJJCH-UHFFFAOYSA-M sodium hydrosulfide Chemical compound [Na+].[SH-] HYHCSLBZRBJJCH-UHFFFAOYSA-M 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D11/00—Solvent extraction
- B01D11/04—Solvent extraction of solutions which are liquid
- B01D11/0426—Counter-current multistage extraction towers in a vertical or sloping position
- B01D11/0434—Counter-current multistage extraction towers in a vertical or sloping position comprising rotating mechanisms, e.g. mixers, rotational oscillating motion, mixing pumps
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Extraction Or Liquid Replacement (AREA)
Abstract
The present invention relates to a kind of machinery emulsification continuous extraction equipment.Extraction equipment body including being internally provided with extraction dividing plate, is divided into extraction portion and separation unit, extraction portion is with separation unit by separating inlet communication；Dividing plate is disposed with by bottom to top in extraction portion, extraction portion is divided into feed space, the first emulsion chamber and the second emulsion chamber by bottom to top；Agitating shaft is provided with extraction portion, agitating shaft passes through the intercommunicating pore set on second partition to stretch into the first emulsion chamber；Agitating device is provided with agitating shaft；Extraction equipment body is provided with liquid outlet mechanism away from the side of extraction portion one.The machinery emulsification continuous extraction equipment that the present invention is provided can realize big power conveying extraction, and it is suitable for similar extraction, both extraction efficiency is increased, effect of extracting is also caused to become excellent simultaneously, the equipment volume of the present invention is flexible, several cubic metres are can be as small as, big to hundreds of cubic meters, effect of extracting is unaffected.
Description
Technical field
The present invention relates to a kind of chemical separating equipment, and in particular to a kind of machinery emulsification continuous extraction equipment.
Background technology
In the prior art, box continuous extraction equipment to mixed two-phase by being stirred, although fluid motion is fast
Degree can be guaranteed, still, and direct fluid motion causes inferior separating effect, it is necessary to larger delamination area, therefore box continuous
The volume of extraction equipment is generally larger, wasting space, and makes higher with installation cost, and because volume causes greatly whole stream
Fast dead angle area increases required stirring and transport kinetic energy increase, and power consumption is high, and effect of extracting is not also undesirable.
The content of the invention
For defect of the prior art, it is good that the main object of the present invention is to provide a kind of rational in infrastructure, effect of extracting
Machinery emulsification continuous extraction equipment.
The machinery emulsification continuous extraction equipment that the present invention is provided includes：Extraction equipment body；In the extraction equipment body
Portion is provided with extraction dividing plate, and extraction equipment body is divided into extraction portion and separation unit, the extraction dividing plate by the extraction dividing plate
On be provided with separation import, the extraction portion separates inlet communication with separation unit by described；It is vertical inside the extraction portion
The first dividing plate and second partition are disposed with by bottom to top on direction, first dividing plate and second partition are by the extraction
Portion is taken to be divided into feed space, the first emulsion chamber and the second emulsion chamber by bottom to top, the separation import is arranged at institute's rheme
In on the extraction dividing plate of the second emulsion chamber side wall；Be additionally provided with agitating shaft in the extraction portion, first dividing plate and second every
Intercommunicating pore is provided with plate, the agitating shaft passes through the intercommunicating pore set on second partition to stretch into the first emulsion chamber；It is described to stir
Mix and agitating device is provided with axle；The extraction equipment body is provided with liquid outlet mechanism away from the side of extraction portion one.
That is heavy phase and light phase are entered by the feed space of bottom sequentially enters to the first emulsion chamber and the second breast
Change in room, agitating device mixes two-phase liquid shear under the drive of agitating shaft, then enter by the side wall of the second emulsion chamber
Enter separation unit, two-phase laminated flow is completed in separation unit, then light phase and heavy phase go out extraction equipment sheet by different pipelines
Body.The two-stage tydrophilization provided by the present invention, can enable the longer preferably mixing of two-phase liquid to contact, and compared with
The extraction equipment of prior art, conveying power of the invention can be greatly improved, and while extraction flowing velocity is improved, be also suitable for
In similar extraction (i.e. the extract and separate for the material that two phase densities are closer to), the clarified separation process in later stage also can be more effective
Ground is carried out.
Further, the agitating device set described in above-mentioned machinery emulsification continuous extraction equipment on agitating shaft is paddle
The first agitator arm and the second agitator arm are provided with wheel, the agitating shaft, first agitator arm is located at the first emulsification
In room, second agitator arm is located in the second emulsion chamber.It is to improve after two-phase mixtures using impeller stirring purpose
Shear rate, strengthens mixed effect, it is further preferred that the blade on the impeller is plane blade, the blade is on stirring
Mix that axle is central axial to be symmetrical arranged, this is in order to be smashed in the bigger degree of the liquid after emulsification, that is, to cause emulsion droplet body
Product is smaller, beneficial to extraction process.
Further, above-mentioned machinery emulsification continuous extraction equipment also includes impeller chimney, for being hidden in the top of agitator arm
Cover agitator arm；Through hole is provided with the side wall of the impeller chimney.That is after the agitated shearing of mixing liquid, be from
Beaten in the presence of mental and physical efforts to the wall of impeller chimney side, the drop after then beating enters next ring by the cage apertures on impeller chimney
Section, impeller chimney is in addition to having the function of protection impeller, moreover it is possible to strengthens the mixed effect between liquid, and provides one to emulsion droplet
The screening function of individual filtering dusting cover, further facilitated extraction effect.
It is further preferred that being provided with through hole on the side wall of impeller chimney described in above-mentioned machinery emulsification continuous extraction equipment
A diameter of 5-7mm, the through hole is uniformly distributed along circumference of impeller.This is the optimal cage apertures size of effect of extracting, can cause kinetic energy
While utilization rate is maximum, the emulsion droplet size sifted out is enough small but not occurs two-phase laminated flow.
Further, the bottom opening of impeller chimney covers in described first described in above-mentioned machinery emulsification continuous extraction equipment
The intercommunicating pore of setting on dividing plate and second partition.That is mixing liquid must leave leaf by the cage apertures of impeller chimney side wall
Wheel, further improves mixing efficiency.
Further, above-mentioned machinery emulsification continuous extraction equipment also includes feed spacer；The feed space is by feed spacer
It is divided into two parts：Heavy phase feed space and light phase feed space；The heavy phase feed space is connected with heavy phase feed pipe, and the light phase is entered
Material room is connected with light phase feed pipe；Heavy phase feed pipe supplied materials and light phase the feed pipe supplied materials on first dividing plate by setting
The intercommunicating pore put enters the first emulsion chamber.That is heavy phase and light phase charging enter feed space after under laminar condition first
Mixing contact, both mixing efficiencies of enhancing and mixed effect are carried out at the agitator arm of emulsion chamber, meanwhile, in corrective maintenance and
It is very convenient during maintenance, it is only necessary to which the liquid outlet closing of feed space can be achieved.
Further, liquid outlet mechanism includes described in above-mentioned machinery emulsification continuous extraction equipment：Two-phase laminated flow dividing plate, heavy phase
Drain pipe, light phase drain pipe；The two-phase laminated flow dividing plate top margin is connected with the extraction equipment body top surface, two-phase laminated flow dividing plate
Heavy phase drain pipe is provided with the space constituted with extraction equipment body top surface；Light phase drain pipe is provided with outside the space.
Further, the position at the top of it of heavy phase drain pipe described in above-mentioned machinery emulsification continuous extraction equipment is set
It is equipped with heavy phase positioning head；The position at the top of it of the light phase drain pipe is provided with light phase positioning head.
Further, the positioning head of heavy phase described in above-mentioned machinery emulsification continuous extraction equipment or light phase transpose head for sleeve pipe；
Described sleeve pipe is socketed in the top of the heavy phase drain pipe or light phase drain pipe, and described sleeve pipe can be in heavy phase drain pipe or light phase
Moved up and down outside drain pipe along its caliber direction.
Further, extraction portion described in above-mentioned machinery emulsification continuous extraction equipment is cylinder, in the cylinder
Axial location sets the agitating shaft.
In summary, the machinery emulsification continuous extraction equipment that the present invention is provided can realize big power conveying extraction, and
It is suitable for similar extraction, both increases extraction efficiency, while also make it that effect of extracting change is excellent, equipment volume of the invention is flexible,
Several cubic metres are can be as small as, big to hundreds of cubic meters, effect of extracting is unaffected.
Brief description of the drawings
, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical scheme of the prior art
The accompanying drawing used required in embodiment or description of the prior art is briefly described.In all of the figs, similar element
Or part is general by similar reference mark.In accompanying drawing, each element or part might not be drawn according to actual ratio.
The structural representation for the machinery emulsification continuous extraction equipment that Fig. 1 provides for one embodiment of the invention；
Fig. 2 is Fig. 1 top view；
Fig. 3 is the A-A sectional views in Fig. 1.
Embodiment
The embodiment of technical solution of the present invention is described in detail below in conjunction with accompanying drawing.Following examples are only used for
Clearly illustrate technical scheme, therefore be only used as example, and the protection model of the present invention can not be limited with this
Enclose, in the present invention unless otherwise indicated, percentage is mass percent.
It should be noted that unless otherwise indicated, technical term or scientific terminology used in this application should be this hair
The ordinary meaning that bright one of ordinary skill in the art are understood.
In the description of the present application, it is to be understood that the orientation or position of the instruction such as term " top ", " bottom ", " side "
It is, based on orientation shown in the drawings or position relationship, to be for only for ease of the description present invention and simplify description to put relation, rather than
Indicate or imply that the device or element of meaning there must be specific orientation, with specific azimuth configuration and operation, therefore can not
It is interpreted as limitation of the present invention.
In addition, term " first ", " second " etc. are only used for describing purpose, and it is not intended that indicating or implying relatively important
Property or the implicit quantity for indicating indicated technical characteristic.
In this application, unless otherwise clearly defined and limited, the term such as term " connection " should be interpreted broadly, example
Such as, can be fixedly connected or be detachably connected, or integrally；Can be mechanical connection or electrical connection；
Can be joined directly together, can also be indirectly connected to by intermediary, can be two element internals connection or two elements
Interaction relationship.For the ordinary skill in the art, above-mentioned term can be understood at this as the case may be
Concrete meaning in invention.
That the present invention will be described is as follows for the preferred embodiment provided according to Fig. 1 to Fig. 3：
A kind of machinery emulsification continuous extraction equipment includes：Extraction equipment body；Extraction equipment body interior is provided with extraction
Dividing plate 14, extraction equipment body is divided on extraction portion 2 and separation unit 10, the extraction dividing plate 14 by extraction dividing plate 14 to be provided with
Separate import 11, extraction portion 2 and separation unit 10 are separated import 11 and connected by described；On vertical direction inside extraction portion 2 by
Bottom to top is disposed with the first dividing plate 6 and second partition 5, and the first dividing plate 6 and second partition 5 are by extraction portion 2 by bottom
It is divided into feed space, the first emulsion chamber and the second emulsion chamber to top, separation import 11 is arranged at positioned at the second emulsion chamber side wall
Extraction dividing plate 14 on；Extraction portion 2 is cylinder, and the axis line position of the cylinder sets agitating shaft 1, the He of the first dividing plate 6
Intercommunicating pore is provided with second partition 5, agitating shaft 1 passes through the intercommunicating pore set on second partition 5 to stretch into the first emulsion chamber；Stir
Mix and agitator arm 4 is provided with axle 1, the first agitator arm 4 and the second agitator arm 4, the first paddle are provided with agitating shaft 1
Wheel 4 is located in the first emulsion chamber, and the second agitator arm 4 is located in the second emulsion chamber.Being provided with the top of agitator arm 4 to hide
Cover the impeller chimney 3 of agitator arm 4；It is provided with through hole i.e. cage apertures 12 on the side wall of impeller chimney 3, a diameter of 5-7mm of cage apertures 12,
Totally 210, these cage apertures 12 are uniformly distributed along circumference of impeller.The bottom opening of impeller chimney 3 cover in the first dividing plate 6 and second every
The intercommunicating pore of setting on plate 5.Feed space is divided into two parts by feed spacer 20：Heavy phase feed space and light phase feed space；Weight
Phase feed space is connected with heavy phase feed pipe 7, and light phase feed space is connected with light phase feed pipe 19；The supplied materials of heavy phase feed pipe 7 and light phase
The supplied materials of feed pipe 19 enters the first emulsion chamber by the intercommunicating pore set on the first dividing plate 6.
The extraction equipment body is provided with liquid outlet mechanism away from the side of extraction portion 2 one, and liquid outlet mechanism includes：Two-phase laminated flow every
Plate 15, heavy phase drain pipe 9, light phase drain pipe 17；The top margin of two-phase laminated flow dividing plate 15 is connected with extraction equipment body top surface, two-phase point
Heavy phase drain pipe 9 is provided with the space constituted from dividing plate 15 and extraction equipment body top surface, the bottom of heavy phase drain pipe 9 passes through weight
Phase liquid outlet 8 is in communication with the outside；Light phase drain pipe 17 is provided with outside the space, the bottom of light phase drain pipe 17 passes through light phase liquid outlet
18 are in communication with the outside.The position at the top of it of heavy phase drain pipe 9 is provided with heavy phase positioning first 13；Light phase drain pipe 17 is leaned on
Position closely at the top of it is provided with light phase positioning first 16.Heavy phase positioning first 13 or light phase transpose first 16 for sleeve pipe；Described sleeve pipe set
The top of heavy phase drain pipe 9 or light phase drain pipe 17 is connected on, described sleeve pipe can be outside heavy phase drain pipe 9 or light phase drain pipe 17
Portion is moved up and down along its caliber direction.
Acrylonitrile prepares mercaptopropionic acid with meeting acid hydrolysis after NaHS addition reaction, in hydrolysate dichloromethane
Extracted, original continuous extraction equipment is replaced using above-mentioned machinery emulsification continuous extraction equipment, its extraction yield is from original
90% or so, improve to more than 98%, specific experiment data are as shown in table 1.
The machinery emulsification continuous extraction equipment of table 1 extracts mercaptopropionic acid
Finally it should be noted that：Various embodiments above is merely illustrative of the technical solution of the present invention, rather than its limitations；To the greatest extent
The present invention is described in detail with reference to foregoing embodiments for pipe, it will be understood by those within the art that：Its according to
The technical scheme described in foregoing embodiments can so be modified, or which part or all technical characteristic are entered
Row equivalent substitution；And these modifications or replacement, the essence of appropriate technical solution is departed from various embodiments of the present invention technology
The scope of scheme, it all should cover among the claim of the present invention and the scope of specification.
Claims (10)
1. a kind of machinery emulsification continuous extraction equipment, it is characterised in that including：
Extraction equipment body；
The extraction equipment body interior is provided with extraction dividing plate, and extraction equipment body is divided into extraction portion by the extraction dividing plate
And separation unit, separation import is provided with the extraction dividing plate, and the extraction portion separates inlet communication with separation unit by described；
The first dividing plate and second partition, described are disposed with by bottom to top on vertical direction inside the extraction portion
The extraction portion is divided into feed space, the first emulsion chamber and the second emulsion chamber by one dividing plate and second partition by bottom to top,
The separation import is arranged at described on the extraction dividing plate of the second emulsion chamber side wall；
It is additionally provided with the extraction portion on agitating shaft, first dividing plate and second partition and is provided with intercommunicating pore, the stirring
Axle passes through the intercommunicating pore set on second partition to stretch into the first emulsion chamber；
Agitating device is provided with the agitating shaft；
The extraction equipment body is provided with liquid outlet mechanism away from the side of extraction portion one.
2. machinery emulsification continuous extraction equipment according to claim 1, it is characterised in that
The agitating device set on the agitating shaft is to be provided with the first agitator arm and second on agitator arm, the agitating shaft
Agitator arm, first agitator arm is located in the first emulsion chamber, and second agitator arm is located in the second emulsion chamber.
3. machinery emulsification continuous extraction equipment according to claim 2, it is characterised in that also include：
Impeller chimney, for covering in agitator arm above agitator arm；
Through hole is provided with the side wall of the impeller chimney.
4. machinery emulsification continuous extraction equipment according to claim 3, it is characterised in that
A diameter of 5-7mm of through hole is provided with the side wall of the impeller chimney, the through hole is uniformly distributed along circumference of impeller.
5. machinery emulsification continuous extraction equipment according to claim 3, it is characterised in that
The bottom opening of the impeller chimney covers in first dividing plate and the intercommunicating pore of the setting on second partition.
6. machinery emulsification continuous extraction equipment as claimed in any of claims 1 to 5, it is characterised in that also include：
Feed spacer；
The feed space is divided into two parts by feed spacer：Heavy phase feed space and light phase feed space；
The heavy phase feed space is connected with heavy phase feed pipe, and the light phase feed space is connected with light phase feed pipe；
Heavy phase feed pipe supplied materials and light phase the feed pipe supplied materials enters by the intercommunicating pore set on first dividing plate
One emulsion chamber.
7. machinery emulsification continuous extraction equipment as claimed in any of claims 1 to 5, it is characterised in that it is described go out
Liquid mechanism includes：
Two-phase laminated flow dividing plate, heavy phase drain pipe, light phase drain pipe；
The two-phase laminated flow dividing plate top margin is connected with the extraction equipment body top surface, two-phase laminated flow dividing plate and extraction equipment body
Heavy phase drain pipe is provided with the space that top surface is constituted；Light phase drain pipe is provided with outside the space.
8. machinery emulsification continuous extraction equipment according to claim 7, it is characterised in that
The position at the top of it of the heavy phase drain pipe is provided with heavy phase positioning head；
The position at the top of it of the light phase drain pipe is provided with light phase positioning head.
9. machinery emulsification continuous extraction equipment according to claim 8, it is characterised in that
The heavy phase positioning head or light phase positioning head are sleeve pipe；
Described sleeve pipe is socketed in the top of the heavy phase drain pipe or light phase drain pipe, described sleeve pipe can in heavy phase drain pipe or
Moved up and down outside light phase drain pipe along its caliber direction.
10. machinery emulsification continuous extraction equipment according to claim 1, it is characterised in that
The extraction portion is cylinder, and the axis line position of the cylinder sets the agitating shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710526638.2A CN107137955A (en) | 2017-06-30 | 2017-06-30 | Machinery emulsification continuous extraction equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710526638.2A CN107137955A (en) | 2017-06-30 | 2017-06-30 | Machinery emulsification continuous extraction equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107137955A true CN107137955A (en) | 2017-09-08 |
Family
ID=59785460
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710526638.2A Pending CN107137955A (en) | 2017-06-30 | 2017-06-30 | Machinery emulsification continuous extraction equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107137955A (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN88200727U (en) * | 1988-01-30 | 1988-10-19 | 中国科学院化工冶金研究所 | Mixing and clearing extractor of upright series double mixing chamber |
| CN2098319U (en) * | 1991-04-30 | 1992-03-11 | 机械电子工业部第二设计研究院 | Liquid mixture clarifying extractor with two-stage pump |
| CN2174245Y (en) * | 1993-12-11 | 1994-08-17 | 浙江大学 | Fast-acting continuous extracting device for tea polyphenols |
| CN2367367Y (en) * | 1999-04-29 | 2000-03-08 | 清华大学 | Rotary disc extracting tower fitted with interstage rotary baffle |
| CN101016589A (en) * | 2006-10-16 | 2007-08-15 | 中南大学 | Continuous extraction apparatus for mineral bacteria leachate |
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| CN206063850U (en) * | 2016-09-20 | 2017-04-05 | 宁波大学 | A kind of chemical experiment extraction equipment |
| CN206965196U (en) * | 2017-06-30 | 2018-02-06 | 重庆天原化工有限公司 | Machinery emulsification continuous extraction equipment |
-
2017
- 2017-06-30 CN CN201710526638.2A patent/CN107137955A/en active Pending
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|---|---|---|---|---|
| CN88200727U (en) * | 1988-01-30 | 1988-10-19 | 中国科学院化工冶金研究所 | Mixing and clearing extractor of upright series double mixing chamber |
| CN2098319U (en) * | 1991-04-30 | 1992-03-11 | 机械电子工业部第二设计研究院 | Liquid mixture clarifying extractor with two-stage pump |
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| CN2367367Y (en) * | 1999-04-29 | 2000-03-08 | 清华大学 | Rotary disc extracting tower fitted with interstage rotary baffle |
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| US20160317946A1 (en) * | 2013-12-18 | 2016-11-03 | Sulzer Chemtech Ag | Static internal, use of one or more static internal, agitated liquid-liquid contactor and use of an agitated liquid-liquid contactor |
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Application publication date: 20170908 |