CN106861225A - The continuous evaporating crystallizer and vapo(u)rization system of a kind of lightweight solid - Google Patents
The continuous evaporating crystallizer and vapo(u)rization system of a kind of lightweight solid Download PDFInfo
- Publication number
- CN106861225A CN106861225A CN201710116274.0A CN201710116274A CN106861225A CN 106861225 A CN106861225 A CN 106861225A CN 201710116274 A CN201710116274 A CN 201710116274A CN 106861225 A CN106861225 A CN 106861225A
- Authority
- CN
- China
- Prior art keywords
- cylinder
- tank body
- continuous evaporating
- evaporating crystallizer
- flare
- 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.)
- Granted
Links
- 238000001704 evaporation Methods 0.000 title claims abstract description 53
- 239000007787 solid Substances 0.000 title claims abstract description 31
- 239000007788 liquid Substances 0.000 claims abstract description 35
- 238000000605 extraction Methods 0.000 claims abstract description 21
- 238000010438 heat treatment Methods 0.000 claims abstract description 10
- 239000012452 mother liquor Substances 0.000 claims description 6
- 238000001914 filtration Methods 0.000 claims description 5
- 238000000926 separation method Methods 0.000 claims description 5
- 239000002994 raw material Substances 0.000 claims description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 4
- 239000013078 crystal Substances 0.000 claims description 3
- 239000003595 mist Substances 0.000 claims description 3
- 238000003466 welding Methods 0.000 claims description 3
- 238000010025 steaming Methods 0.000 claims 1
- BCZXFFBUYPCTSJ-UHFFFAOYSA-L Calcium propionate Chemical compound [Ca+2].CCC([O-])=O.CCC([O-])=O BCZXFFBUYPCTSJ-UHFFFAOYSA-L 0.000 abstract description 11
- 238000002425 crystallisation Methods 0.000 abstract description 9
- 238000000034 method Methods 0.000 abstract description 9
- 235000010331 calcium propionate Nutrition 0.000 abstract description 8
- 239000004330 calcium propionate Substances 0.000 abstract description 8
- 230000008020 evaporation Effects 0.000 abstract description 8
- 230000008025 crystallization Effects 0.000 abstract description 7
- 230000006641 stabilisation Effects 0.000 abstract description 4
- 238000011105 stabilization Methods 0.000 abstract description 4
- 239000000243 solution Substances 0.000 description 13
- 239000000126 substance Substances 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 3
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 2
- XBDQKXXYIPTUBI-UHFFFAOYSA-N dimethylselenoniopropionate Natural products CCC(O)=O XBDQKXXYIPTUBI-UHFFFAOYSA-N 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
- 239000012265 solid product Substances 0.000 description 2
- 239000007864 aqueous solution Substances 0.000 description 1
- 230000037237 body shape Effects 0.000 description 1
- 229910000019 calcium carbonate Inorganic materials 0.000 description 1
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 description 1
- 239000000920 calcium hydroxide Substances 0.000 description 1
- 229910001861 calcium hydroxide Inorganic materials 0.000 description 1
- 238000001311 chemical methods and process Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000011552 falling film Substances 0.000 description 1
- 235000013373 food additive Nutrition 0.000 description 1
- 239000002778 food additive Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 235000019260 propionic acid Nutrition 0.000 description 1
- IUVKMZGDUIUOCP-BTNSXGMBSA-N quinbolone Chemical compound O([C@H]1CC[C@H]2[C@H]3[C@@H]([C@]4(C=CC(=O)C=C4CC3)C)CC[C@@]21C)C1=CCCC1 IUVKMZGDUIUOCP-BTNSXGMBSA-N 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D9/00—Crystallisation
- B01D9/0018—Evaporation of components of the mixture to be separated
- B01D9/0031—Evaporation of components of the mixture to be separated by heating
Landscapes
- Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
Abstract
The present invention relates to the continuous evaporating crystallizer and vapo(u)rization system of a kind of lightweight solid, continuous evaporating crystallizer of the invention includes tank body, charging aperture, venthole, liquid outlet and magma extraction pipe, described charging aperture is arranged on the middle part of tank body, described venthole is arranged on the upper end of tank body, described liquid outlet is arranged on the lower end of tank body, middle part is provided with flare in described tank body, described flare big opening is down, small opening up, one end that described magma extraction pipe is located in tank body is connected with the small opening of flare.Compared with prior art, the continuous evaporating crystallizer that the present invention is provided produces magma from superjacent, and continuous evaporating crystallizer of the invention is applied to serialization stabilization industrial evaporation crystallization of the calcium propionate isodensity less than the lightweight solid of liquid.The continuous evaporating crystallizer that the present invention is provided is able to ensure that solution heating is separated with two processes of moisture evaporation in locus.
Description
Technical field
It is continuous less than the lightweight solid of liquid more particularly, to a kind of density the present invention relates to a kind of evaporated crystallization device
Crystallizing evaporator and vapo(u)rization system.
Background technology
Crystallization process is an important operation unit in chemical process, is an important ring for completing chemical products production
Section, also applies quite varied in other industrial departments.The density of solid product is typically larger than solution density, therefore industry at present
Upper general continuous crystallisation device such as Oslo crystallizers, DTB crystallizers are all to produce magma from the bottom of crystallisation vessel, then are passed through
Filter and/or drying process obtain solid product (Ye Tielin,《Chemical crystallization Principle of Process and application》, Chemical Industry Press,
2006)。
Calcium propionate is a kind of important food additives, in the food industry using quite extensive.Propionic acid and calcium carbonate or
Calcium hydroxide mutually carries out reaction and can obtain the aqueous solution of calcium propionate in water, because the density of calcium propionate is less than solution density, because
This, typically takes the partition heating process of interval to evaporate most of moisture after reaction production calcium propionate and obtains concentrating magma
(US P4700000,1987;The Guangdong such as Jia Zhenyu chemical industry the 2nd phase page 93 in 1999), it is impossible to realize large-scale continuous stabilization
Production.Propionic acid calcium solution is passed through falling film evaporation device concentration (packaging with mechanical 3rd phase page 97 in 2015) by Chen Guangyu etc. can be with
The serialization of implementation process, but solution heating with moisture evaporation simultaneously carry out, will cause solid calcium propionate on heating surface largely
Deposition.
The content of the invention
The purpose of the present invention is exactly to provide a kind of company of lightweight solid for the defect for overcoming above-mentioned prior art to exist
Continuous crystallizing evaporator and vapo(u)rization system, the continuous evaporating crystallizer that the present invention is provided produce magma from superjacent, of the invention
Continuous evaporating crystallizer is applied to serialization stabilization industrial evaporation crystallization of the calcium propionate isodensity less than the lightweight solid of liquid.This
The continuous evaporating crystallizer for providing is provided and is able to ensure that solution heating is separated with two processes of moisture evaporation in locus.
The purpose of the present invention can be achieved through the following technical solutions:
A kind of continuous evaporating crystallizer of lightweight solid, including tank body, the charging aperture being arranged on tank body, venthole, go out
Liquid mouthful, magma extraction pipe, and the demister in tank body is arranged on, described charging aperture is arranged on the middle part of tank body, and described goes out
Steam ports is arranged on the upper end of tank body, and described liquid outlet is arranged on the lower end of tank body, and middle part is provided with loudspeaker in described tank body
Shape enlarging, described flare big opening is down, small opening up, and described magma extraction pipe is located at the one end in tank body
It is connected with the small opening of flare.Described flare space above is gas-liquid separation zone, and described is tubaeform
Space below enlarging is liquid-solid separating region.
Described flare includes two parts connected up and down, and top is divided into the baffle plate of circular cone or polygonal pyramid shape,
Bottom is divided into cylinder or multiaspect cylinder, and the baffle plate upper end of circular cone or polygonal pyramid shape is the vertex of a cone, and lower end is cone bottom, and the vertex of a cone is formed
The small opening of flare, cylinder or multiaspect cylinder are connected on one with the cone back welding of circular cone or the baffle plate of polygonal pyramid shape,
The lower ending opening of cylinder or multiaspect cylinder forms the big opening of flare.
Preferably, the cone-apex angle of the vertex of a cone that the baffle plate upper end of circular cone or polygonal pyramid shape is formed is 100-160 °.
Preferably, the height of cylinder or multiaspect cylinder is 200-1000mm..
Preferably, 3-15 times of a diameter of small opening diameter of the big opening of described flare, wherein tubaeform
The small opening of enlarging is equal with the internal diameter of magma extraction pipe.
The position of described charging aperture is higher than cylinder or the upper end of multiaspect cylinder.
Described flare is fixed on tank interior by fixed thick stick.
Described tank body includes a cylinder and is connected to the end socket of cylinder upper and lower ends, and described venthole is opened in upper end
On end socket, described liquid outlet is opened on the end socket of lower end, and described charging aperture is set along the side wall tangential direction of cylinder, described
Demister be arranged on the top of cylinder or in the end socket of cylinder upper end.Preferably, described cylinder is cylindrical tube, cylinder
The end socket at body two ends uses semielliptical shape structure or pyramidal structure.
Based on the vapo(u)rization system of continuous evaporating crystallizer of the present invention, including heater, continuous evaporating crystallizer, mistake
Filter and blender, set feed conduit and heat exchange pipeline, the external recuperated cycle water of heat exchanger channels, mother tube in described heater
The outlet in road is connected with the charging aperture of continuous evaporating crystallizer, and the entrance of filter is managed with the magma extraction of continuous evaporating crystallizer
Connection, the mother liquor outlet of filter, the liquid outlet of continuous evaporating crystallizer are connected with blender, outlet and the heating of blender
The entrance connection of feed conduit in device;
As common crystallizing evaporator, continuous evaporating crystallizer of the invention is used cooperatively with external heater,
Solution after heated device heating enters continuous evaporating crystallizer from charging aperture, and part steam turns to steam and removes folder through demister
Discharged from venthole after the mist of band, the circular passage of liquid and crystal between tank body and flare flows downward, residual
The gas-liquid separation zone for staying bubble to rise and enter on flare;Liquid-solid separating region under flare, density
Small solid is slow to float and enters magma extraction pipe through flare, so that in inflow filter in the form of magma, magma is passed through
Filter filtering after, crystalline solids collect, magma filtering after mother liquor flow into blender, with the solution flowed out from liquid outlet and plus
The raw material for entering mixes the entrance that Posterior circle enters feed conduit in heater in blender.
Compared with prior art, the continuous evaporating crystallizer that the present invention is provided produces magma from superjacent, of the invention
Continuous evaporating crystallizer is applied to serialization stabilization industrial evaporation crystallization of the calcium propionate isodensity less than the lightweight solid of liquid.This
The continuous evaporating crystallizer for providing is provided and is able to ensure that solution heating is separated with two processes of moisture evaporation in locus.Together
When, structure type of the present invention is simple, produces trumpet flared structure, and it is small that magma flows up process Midst density along flare
There is the concentration that inverse sedimentation is favorably improved magma in the solid particle of liquid.
Additionally, structure type of the present invention is not suitable for crystallizer in negative-pressure operation, due to extraction trumpet flared structure, in loudspeaker
Further reduced to upper flowing pressure in shape enlarging, siphon extraction is difficult, mechanical pump extraction magma is then easy to cavitation.
Brief description of the drawings
Fig. 1 is continuous evaporating crystallizer structural representation of the invention;
Fig. 2 is the structural representation of the vapo(u)rization system based on continuous evaporating crystallizer of the present invention.
Label in figure, 1 charging aperture, 2 ventholes, 3 end sockets, 4 demisters, 5 cylinders, 6 fix thick stick, 7 flares, 8 crystalline substances
Slurry extraction pipe, 9 liquid outlets, 11 heaters, 12 continuous evaporating crystallizers, 13 filters, 14 blenders.
Specific embodiment
The present invention is described in detail with specific embodiment below in conjunction with the accompanying drawings.
Embodiment
A kind of continuous evaporating crystallizer of lightweight solid, as shown in figure 1, including tank body, the charging aperture being arranged on tank body
1st, venthole 2, liquid outlet 9, magma extraction pipe 8, and the demister 4 in tank body is arranged on, charging aperture 1 is arranged in tank body
Portion, venthole 2 is arranged on the upper end of tank body 1, and liquid outlet 9 is arranged on middle part in the lower end of tank body 1, tank body and is provided with tubaeform expansion
Mouth 7, the big opening of flare 7 is down, small opening up, and magma extraction pipe 8 is located at one end and flare 7 in tank body
Small opening be connected.The space above of flare 7 is gas-liquid separation zone, and the space below flare 7 is divided admittedly for liquid
From area.
Wherein, tank body includes a cylinder 5 and is connected to the end socket 3 of the upper and lower ends of cylinder 5, and venthole 2 is opened in end seal
On first 3, liquid outlet 9 is opened on lower end end socket 3, and charging aperture 1 is set along the side wall tangential direction of cylinder 5, and demister 4 is arranged on
The top of cylinder 5 or in the end socket 3 of the upper end of cylinder 5.Cylinder 5 is cylindrical tube, and the end socket 3 at the two ends of cylinder 5 is ellipse using half
Spherical structure or pyramidal structure.
Flare 7 includes two parts connected up and down, and top is divided into the baffle plate of circular cone or polygonal pyramid shape, lower part
For cylinder or multiaspect cylinder, the baffle plate upper end of circular cone or polygonal pyramid shape is the vertex of a cone, and lower end is cone bottom, and the vertex of a cone forms tubaeform
The small opening of enlarging 7, cylinder or multiaspect cylinder are connected on one, cylinder with the cone back welding of circular cone or the baffle plate of polygonal pyramid shape
Or the lower ending opening of multiaspect cylinder forms the big opening of flare 7.What the baffle plate upper end of circular cone or polygonal pyramid shape was formed
For 100-160 ° preferably, the height of cylinder or multiaspect cylinder is 200-1000mm to the cone-apex angle of the vertex of a cone.Flare 7
The small opening of 3-15 times of a diameter of small opening diameter of big opening, wherein flare 7 produces the internal diameter phase of pipe 8 with magma
Deng.The position of charging aperture 1 is higher than cylinder or the upper end of multiaspect cylinder.Flare 7 passes through fixed thick stick 6 and is fixed in tank body
Portion.
Based on the vapo(u)rization system of continuous evaporating crystallizer of the present invention, as shown in Fig. 2 H-IN and H-OUT represents heating in Fig. 2
The entrance of heat exchange pipeline and outlet in device 11, SOLID represent magma gained crystalline solids after the filtering of filter 13, and M represents brilliant
Slurry is mother liquid obtained after being filtered through filter 13, and FEED represents the raw material for adding blender 14.The vapo(u)rization system include heater 11,
Feed conduit and heat exchange pipeline are set in continuous evaporating crystallizer 12, filter 13 and blender 14, heater 11, outside heat exchanger channels
Recuperated cycle water is connect, the outlet of feed conduit is connected with the charging aperture 1 of continuous evaporating crystallizer 12, the entrance of filter 13 and company
The magma extraction pipe 8 of continuous crystallizing evaporator 12 is connected, the mother liquor outlet of filter 13, the liquid outlet 9 of continuous evaporating crystallizer 12
It is connected with blender 14, the outlet of blender 14 is connected with the entrance of feed conduit in heater 11.
As common crystallizing evaporator, continuous evaporating crystallizer of the invention is used cooperatively with external heater,
Solution after heated device 11 is heated enters continuous evaporating crystallizer 12 from charging aperture 1, and part steam turns to steam through demister 4
Remove entrainment mist after discharged from venthole 2, the circular passage of liquid and crystal between cylinder 5 and flare 7 to
Lower flowing, the gas-liquid separation zone that residual bubble rises and enters on flare 7;Liquid under flare 7 is consolidated
Disengagement zone, the small solid of density slowly floats and enters magma through flare 7 and produces pipe 8, is flowed into the form of magma
In filter 13, magma through filter 13 filter after, crystalline solids collect, magma filtering after mother liquor flow into blender 14, with from
The solution of the outflow of liquid outlet 9 and the raw material that adds the mixing Posterior circle in the blender 14 enter into feed conduit in heater 11
Mouthful.
Using the crystallizing evaporator of the present embodiment, and the continuous of propionic acid calcium solution is carried out using the vapo(u)rization system shown in Fig. 2
Evaporative crystallization, processes 15 cubic metre of 20% propionic acid calcium solution of (mass fraction) per hour, and top operational pressure 1.0bar is (often
Pressure), 3 meters of barrel diameter is high 8 meters, and top is hemispherical head, and bottom is the end socket of pyramidal structure, charging aperture, liquid outlet and goes out
0.4 meter of steam ports diameter, magma 0.3 meter of pipe diameter of extraction, diametrically 2.5 meters, loudspeaker outside the flare of magma extraction pipe connection
2.5 meters of lower cylinder diameter, 0.4 meter of the height of shape enlarging, top uses cone shape, 140 degree of cone-apex angle, charging aperture tying
The centre position of brilliant device cylinder, charging aperture lower edge is higher by the cylinder of flare along 0.1 meter, going out outside magma extraction pipe
Mouth position is remained basically stable with crystallizer cylinder lower edge, and extraction magma enters filter centrifugal.
The above-mentioned description to embodiment is to be understood that and use invention for ease of those skilled in the art.
Person skilled in the art obviously can easily make various modifications to these embodiments, and described herein general
Principle is applied in other embodiment without by performing creative labour.Therefore, the invention is not restricted to above-described embodiment, ability
Field technique personnel announcement of the invention, does not depart from improvement that scope made and modification all should be of the invention
Within protection domain.
Claims (9)
1. a kind of continuous evaporating crystallizer of lightweight solid, including tank body, charging aperture (1), the venthole being arranged on tank body
(2), liquid outlet (9), magma extraction pipe (8), and it is arranged on the demister (4) in tank body, it is characterised in that described charging aperture
(1) middle part of tank body is arranged on, described venthole (2) is arranged on the upper end of tank body (1), and described liquid outlet (9) is arranged on
The lower end of tank body (1), middle part is provided with flare (7), described flare (7) big opening court in described tank body
Under, small opening up, described magma extraction is managed the one end of (8) in tank body and is connected with the small opening of flare (7).
2. the continuous evaporating crystallizer of a kind of lightweight solid according to claim 1, it is characterised in that described is tubaeform
Enlarging (7) includes two parts connected up and down, and top is divided into the baffle plate of circular cone or polygonal pyramid shape, and bottom is divided into cylinder or many
The baffle plate upper end of face cylinder, circular cone or polygonal pyramid shape is the vertex of a cone, and lower end is cone bottom, and the vertex of a cone forms the small of flare (7)
Opening, cylinder or multiaspect cylinder are connected on one, cylinder or multiaspect cylinder with the cone back welding of circular cone or the baffle plate of polygonal pyramid shape
The lower ending opening of body forms the big opening of flare (7).
3. the continuous evaporating crystallizer of a kind of lightweight solid according to claim 2, it is characterised in that circular cone or polygonal pyramid
The cone-apex angle of the vertex of a cone that the baffle plate upper end of shape is formed is 100-160 °.
4. the continuous evaporating crystallizer of a kind of lightweight solid according to claim 2, it is characterised in that cylinder or multiaspect
The height of cylinder is 200-1000mm.
5. the continuous evaporating crystallizer of a kind of lightweight solid according to claim 2, it is characterised in that described is tubaeform
3-15 times of a diameter of small opening diameter of the big opening of enlarging (7).
6. a kind of continuous evaporating crystallizer of lightweight solid according to claim 2, it is characterised in that described charging aperture
(1) position is higher than cylinder or the upper end of multiaspect cylinder.
7. the continuous evaporating crystallizer of a kind of lightweight solid according to claim 2, it is characterised in that described is tubaeform
Enlarging (7) is fixed on tank interior by fixed thick stick (6).
8. a kind of continuous evaporating crystallizer of lightweight solid according to claim 1, it is characterised in that described tank body bag
Include a cylinder (5) and be connected to the end socket (3) of cylinder (5) upper and lower ends, described venthole (2) is opened in upper end end socket (3)
On, described liquid outlet (9) is opened on lower end end socket (3), described charging aperture (1) along cylinder (5) side wall tangential direction
Set, described demister (4) is arranged on the top of cylinder (5) or in the end socket (3) of cylinder (5) upper end.
9. a kind of vapo(u)rization system of the continuous evaporating crystallizer based on described in claim 1, it is characterised in that including heater
(11) set in, continuous evaporating crystallizer (12), filter (13) and blender (14), described heater (11) feed conduit with
Heat exchange pipeline, the external recuperated cycle water of heat exchanger channels, the outlet of feed conduit and the charging aperture (1) of continuous evaporating crystallizer (12)
Connection, the entrance of filter (13) is connected with magma extraction pipe (8) of continuous evaporating crystallizer (12), the mother liquor of filter (13)
Outlet, the liquid outlet (9) of continuous evaporating crystallizer (12) are connected with blender (14), the outlet of blender (14) and heater
(11) the entrance connection of interior feed conduit;
Solution after heated device (11) heating enters continuous evaporating crystallizer (12) from charging aperture (1), and part steam turns to steaming
Vapour is discharged after the mist of demister (4) removing entrainment from venthole (2), and liquid and crystal are along tank body and flare (7)
Between circular passage flow downward, the residual bubble gas-liquid separation zone that rises and enter on flare (7);In loudspeaker
Liquid-solid separating region under shape enlarging (7), the small solid of density slowly floats and enters magma through flare (7) and produces pipe
(8), in the form of magma in inflow filter (13), after magma is filtered through filter (13), crystalline solids are collected, magma filtering
Mother liquor afterwards flows into blender (14), mixes in blender (14) with the solution flowed out from liquid outlet (9) and the raw material of addition
Posterior circle enters the entrance of heater (11) interior feed conduit.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710116274.0A CN106861225B (en) | 2017-03-01 | 2017-03-01 | A kind of continuous evaporating crystallizer and vapo(u)rization system of lightweight solid |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710116274.0A CN106861225B (en) | 2017-03-01 | 2017-03-01 | A kind of continuous evaporating crystallizer and vapo(u)rization system of lightweight solid |
Publications (2)
Publication Number | Publication Date |
---|---|
CN106861225A true CN106861225A (en) | 2017-06-20 |
CN106861225B CN106861225B (en) | 2019-02-01 |
Family
ID=59168229
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201710116274.0A Expired - Fee Related CN106861225B (en) | 2017-03-01 | 2017-03-01 | A kind of continuous evaporating crystallizer and vapo(u)rization system of lightweight solid |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN106861225B (en) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107261544A (en) * | 2017-08-10 | 2017-10-20 | 合肥宁垣工程技术有限责任公司 | A kind of high-efficiency mould |
CN107376401A (en) * | 2017-08-31 | 2017-11-24 | 北京金隅琉水环保科技有限公司 | A kind of lengthening formula crystallization cylinder and crystal system |
CN107601747A (en) * | 2017-11-07 | 2018-01-19 | 哈尔滨工程大学 | A kind of crystallizing evaporator of oil removing containing salt oil-containing wastewater |
CN110732155A (en) * | 2019-11-14 | 2020-01-31 | 江苏润普食品科技股份有限公司 | continuous evaporation crystallization process and device for calcium propionate with controllable particle size |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6887452B1 (en) * | 2000-10-31 | 2005-05-03 | United States Filter Corporation | System and method for precipitating salts |
CN102284189A (en) * | 2010-06-18 | 2011-12-21 | 大连化工研究设计院 | Novel slurry circular-type crystallizer and application thereof |
CN102294135A (en) * | 2011-07-21 | 2011-12-28 | 无锡荣丰生物工程有限公司 | Crystal-magma separator device |
CN204543621U (en) * | 2015-04-26 | 2015-08-12 | 宁波大学 | A kind of safe evaporation crystallization equipment |
-
2017
- 2017-03-01 CN CN201710116274.0A patent/CN106861225B/en not_active Expired - Fee Related
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6887452B1 (en) * | 2000-10-31 | 2005-05-03 | United States Filter Corporation | System and method for precipitating salts |
CN102284189A (en) * | 2010-06-18 | 2011-12-21 | 大连化工研究设计院 | Novel slurry circular-type crystallizer and application thereof |
CN102294135A (en) * | 2011-07-21 | 2011-12-28 | 无锡荣丰生物工程有限公司 | Crystal-magma separator device |
CN204543621U (en) * | 2015-04-26 | 2015-08-12 | 宁波大学 | A kind of safe evaporation crystallization equipment |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107261544A (en) * | 2017-08-10 | 2017-10-20 | 合肥宁垣工程技术有限责任公司 | A kind of high-efficiency mould |
CN107376401A (en) * | 2017-08-31 | 2017-11-24 | 北京金隅琉水环保科技有限公司 | A kind of lengthening formula crystallization cylinder and crystal system |
CN107601747A (en) * | 2017-11-07 | 2018-01-19 | 哈尔滨工程大学 | A kind of crystallizing evaporator of oil removing containing salt oil-containing wastewater |
CN107601747B (en) * | 2017-11-07 | 2019-12-06 | 青岛哈工资源环境技术有限公司 | oil-removing evaporative crystallizer for salt-containing oily wastewater |
CN110732155A (en) * | 2019-11-14 | 2020-01-31 | 江苏润普食品科技股份有限公司 | continuous evaporation crystallization process and device for calcium propionate with controllable particle size |
CN110732155B (en) * | 2019-11-14 | 2022-03-29 | 江苏润普食品科技股份有限公司 | Particle size controllable calcium propionate continuous evaporation crystallization process and device |
Also Published As
Publication number | Publication date |
---|---|
CN106861225B (en) | 2019-02-01 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN106861225B (en) | A kind of continuous evaporating crystallizer and vapo(u)rization system of lightweight solid | |
CN106943766B (en) | The continuous evaporating crystallizer and vapo(u)rization system of lightweight solid | |
CN107837557B (en) | The continuous crystallizing system and its technique of a kind of coarse granule, low water-insoluble cobaltous sulfate | |
CN103071310B (en) | Evaporating crystallizer | |
CN201482246U (en) | Combined defoamer | |
CN107601747A (en) | A kind of crystallizing evaporator of oil removing containing salt oil-containing wastewater | |
CN201894882U (en) | Continuous material washing device | |
CN107441753A (en) | Falling-film crystallizer | |
CN203823716U (en) | Four-step type liquid droplet separating device | |
JP5097269B2 (en) | Forced circulation type crystallizer | |
CN108298757B (en) | Industrial wastewater treatment system | |
CN101874983B (en) | Method and device for evaporation concentration of depressurized membrane | |
CN208448692U (en) | A kind of brine waste crystal separator | |
CN204490537U (en) | For the evaporative crystallizer of high slat-containing wastewater | |
CN207654746U (en) | A kind of high-efficiency mould | |
CN207371363U (en) | Efficient molecular sieve film device and separation production system | |
CN212799708U (en) | Acid-base waste water evaporator | |
CN201026403Y (en) | Spherical jacket type jointing apparatus for stirring extractive crystallization and filtering | |
CN107261544A (en) | A kind of high-efficiency mould | |
CN207898998U (en) | A kind of vertical reboiler of block-resistant type | |
CN210331733U (en) | Crystallizer with defoaming function | |
CN205759987U (en) | A kind of Novel filtration separator | |
US4453960A (en) | Liquid-solid separation apparatus and method | |
CN206553201U (en) | A kind of Zeolite synthesis equipment | |
CN101204680A (en) | Method for separating solid |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190201 |
|
CF01 | Termination of patent right due to non-payment of annual fee |