CN207342459U - Molecular screen membrane device and separation production system - Google Patents
Molecular screen membrane device and separation production system Download PDFInfo
- Publication number
- CN207342459U CN207342459U CN201721331008.1U CN201721331008U CN207342459U CN 207342459 U CN207342459 U CN 207342459U CN 201721331008 U CN201721331008 U CN 201721331008U CN 207342459 U CN207342459 U CN 207342459U
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- tube sheet
- floating tube
- molecular screen
- membrane device
- screen membrane
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Abstract
The utility model provides a kind of molecular screen membrane device and separation production system, is related to the separated technical field of molecular sieve infiltrating and vaporizing membrane, including housing, baffle plate, upper floating tube sheet and lower floating tube sheet；The upper floating tube sheet and the lower floating tube sheet are removably arranged in the housing, and formed with cavity between the upper floating tube sheet and the lower floating tube sheet；The baffle plate is arranged between the upper floating tube sheet and the lower floating tube sheet, and the end of the baffle plate is contradicted on described on floating tube sheet and the lower floating tube sheet；The cavity is divided into splitter cavity and converges back cavity by the baffle plate, is solved low separation efficiency existing in the prior art and can not be produced basic structural components technical problem in batches.
Description
Technical field
Molecular sieve infiltration evaporation technical field of membrane separation is the utility model is related to, more particularly, to a kind of molecular screen membrane device
And separation production system.
Background technology
Molecular sieve infiltration evaporation membrane separation technique is one of 21 century most promising new and high technology, have it is energy-efficient,
The features such as environmentally friendly, can substitute the traditional separation methods such as distillation, extraction, absorption, have in organics dehydration field obvious excellent
Gesture.
When organic gas is contacted with membrane tube, due to the molecular diameter difference of different material, the absorption of making choice property of membrane tube is oozed
Thoroughly, so as to reach classification or dehydrating effect.
When organic gas is contacted with membrane tube, due to the molecular diameter difference of different material, the absorption of making choice property of membrane tube is oozed
Thoroughly, so as to reach classification or dehydrating effect.Membrane separation technique refers to the mixture of different-grain diameter molecule on a molecular scale logical
During semi-permeable membrane, the technology of Selective Separation is realized, pellicle is also known as seperation film or filter membrane, and membranous wall is covered with aperture, according to aperture
Size can be divided into：Microfiltration membranes, ultrafiltration membrane, NF membrane, reverse osmosis membrane etc..
UF membrane is that occur in early 20th century, the separation technology to emerge rapidly after the 1960s.UF membrane
Technology due to having separation, concentration, purifying and refined function concurrently, and have efficiently, energy-saving and environmental protection, molecular level filtering and filtered
Journey is simple, the feature such as easily controllable, therefore, is widely used to food, medicine, biology, environmental protection, chemical industry, metallurgy, the energy, stone
The field such as oil, water process, electronics, bionical, generates huge economic benefit and social benefit, it has also become in current separation science
One of most important means.
Conventional molecular screen membrane device membrane tube is directly installed in membrane module, when carrying out organic solvent separating and dehydrating, it is impossible to
Ensure that all organic gas can be contacted with membrane tube, low separation efficiency is, it is necessary to carry out multi-stage separation.
Conventional membrane module tube sheet form is single head activity, and other end is integral with case weld, to overall processing work
Skill requires high, it is impossible to which mass production, membrane tube need to fix membrane module housing when installing, single form installation, installation space
It is it is required that big, it is impossible to form pipeline system modularization installation procedure, installation effectiveness is low.
The information for being disclosed in the background section is merely intended to deepen the reason to the general background technology of the utility model
Solution, and be not construed as recognizing or imply known to those skilled in the art existing of the information structure in any form
Technology.
Utility model content
The purpose of this utility model is to provide molecular screen membrane device and separation production system, to alleviate in the prior art
Existing low separation efficiency and the technical problem that basic structural components can not be produced in batches.
In a first aspect, a kind of molecular screen membrane device provided by the utility model, including：Housing, baffle plate, upper floating tube sheet
With lower floating tube sheet；
The upper floating tube sheet and the lower floating tube sheet are removably arranged in the housing, and the upper adjustable pipe
Formed with cavity between plate and the lower floating tube sheet；
The baffle plate is arranged between the upper floating tube sheet and the lower floating tube sheet, and the end of the baffle plate
Contradict on described on floating tube sheet and the lower floating tube sheet；
The cavity is divided into splitter cavity and converges back cavity by the baffle plate.
Further, air inlet is provided with the housing；
The baffle plate includes：Flow distribution plate and converge plate；
The flow distribution plate is arranged at the air inlet, and the gas distribution in the air inlet is entered the splitter cavity
It is interior；
It is described converge plate by the gas in the splitter cavity converge entrance described in converge back cavity.
Further, the lower end for converging plate is set jagged, makes the gas from air inlet entrance from described point
Stream chamber described in notch remittance by converging back cavity.
Further, the molecular screen membrane device further includes：Membrane tube；
The membrane tube is threaded through along the vertical direction of the housing between the upper floating tube sheet and the lower movable plate；
The upper fenestra for fixing the membrane tube is provided with the upper floating tube sheet；Use is provided with the lower movable plate
In the lower fenestra of the fixation membrane tube.
Further, the diameter of the lower fenestra is less than the diameter of the membrane tube.
Further, the molecular screen membrane device further includes：Top board and lower platen；
The top board for fixing the upper floating tube sheet is arranged on the side opposite with the membrane tube；
The lower platen for fixing the lower floating tube sheet is arranged on the side opposite with the membrane tube.
Further, the molecular screen membrane device further includes：Lower housing shell flange and seal；
The seal of lift-off seal is arranged between the lower floating tube sheet and the lower housing shell flange, and is ensured
The seal has decrement between the lower housing shell flange and the lower floating tube sheet.
Further, it is provided with the circumferential direction of the lower floating tube sheet for making the recessed of the seal positioning
Groove.
Further, the insulating layer for keeping the temperature reaction organic gas is provided with the outside of the housing.
Second aspect, a kind of separation production system provided by the utility model, including subordinate's separator and first aspect
Any one of described in molecular screen membrane device；
Subordinate's separator is connected with the molecular screen membrane device.
Had using molecular screen membrane device provided by the utility model and separation production system following
Beneficial effect：
A kind of molecular screen membrane device provided by the utility model, including：Housing, baffle plate, upper floating tube sheet and lower activity
Tube sheet；Upper floating tube sheet and lower floating tube sheet are removably arranged in housing, and between upper floating tube sheet and lower floating tube sheet
Formed with cavity；Baffle plate is arranged between floating tube sheet and lower floating tube sheet, and the end of baffle plate is contradicted in upper activity
On tube sheet and lower floating tube sheet；Cavity is divided into splitter cavity and converges back cavity by baffle plate.Here by setting in housing
The gas entered out of air inlet is divided into multiply air-flow so as to be separated by baffle plate, in order to increase the efficiency of absorption, is then existed
The top of housing is provided with air inlet so that the gas for being divided into multiply air-flow is flowed through along the length direction of membrane tube, is flowed through always
After gas is merged after to the end of membrane tube, separated again by membrane tube, by adding baffle plate, shunt organic gas
First separation is carried out by the tube side of whole membrane tube, separated space is reduced, improves the contact rate of organic gas and membrane tube, improve and divide
From efficiency, most moisture is removed；Gas merges in membrane module end and is back to gas outlet, separates again, removes surplus
Remaining moisture.Whole stroke is twice of conventional membrane tube, adds holdup time of the gas in membrane tube, greatly improves separation effect
Rate.Its separating effect of the membrane tube of same size, what it is equipped with baffle plate is conventional 1.2-1.5 times, and contacting section product multiplies with stroke
Product is compared, and as both, but contact rate improves, and the holdup time increases, and efficiency improves.
Molecular screen membrane device provided by the utility model is made into double compared with conventional membrane module by single side floating tube sheet at the same time
Head floating tube sheet, floating tube sheet is separated with membrane module housing, combined type nonstandard product is resolved into single module unit, from
And membrane module housing production technology is simplified, realize mass production pattern, shown in terms of work efficiency and economic benefit
Write lifting.Due to eliminating membrane module housing when membrane tube is installed, installation space is substantially reduced, and passes through easy frock, Ke Yi great
Width improves the installation effectiveness of membrane tube, and due to eliminating membrane module housing, between two floating tube sheets, the precision controlling of mounting hole is more
It is easy to implement, it ensure that installation accuracy requirement, ensure membrane module total quality.Original membrane module form is top board-upper tube
Plate-lower perforated plate (is connected)-lower platen with membrane module housing, the concentricity requirement of the overall membrane tube mounting hole to four parts
Height, tube sheet is separated, simplify the part for needing precision controlling with membrane module housing now, it is easier to control mounting hole it is coaxial
Degree requires.In maintenance, membrane tube can also be individually replaced, membrane tube and tube sheet can also be separated with housing, is convenient for maintaining.
Separation production system provided by the utility model has the advantages that all that above-mentioned molecular screen membrane device has.
Brief description of the drawings
, below will be right in order to illustrate more clearly of the utility model embodiment or technical solution of the prior art
Embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, describe below
In attached drawing be the utility model some embodiments, for those of ordinary skill in the art, do not paying creativeness
On the premise of work, other attached drawings can also be obtained according to these attached drawings.
Fig. 1 is the sectional view for the molecular screen membrane device that the utility model embodiment provides；
Fig. 2 is the top view for the molecular screen membrane device that the utility model embodiment provides；
Fig. 3 is the external structure schematic diagram for the molecular screen membrane device that the utility model embodiment provides；
Fig. 4 is the close-up schematic view at the A for the molecular screen membrane device that the utility model embodiment provides.
Icon：100- housings；110- cavitys；111- splitter cavities；112- converges back cavity；120- air inlets；
130- insulating layers；131- keeps the temperature steam inlet；132- keeps the temperature steam (vapor) outlet；200- baffle plates；210- flow distribution plates；220-
Converge plate；221- notches；The upper floating tube sheets of 300-；Floating tube sheet under 400-；500- membrane tubes；600- top boards；700-
Lower platen；800- lower housing shell flanges；900- seals.
Embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing, it is clear that described
Embodiment is the utility model part of the embodiment, instead of all the embodiments.Based on the embodiment in the utility model, sheet
Field those of ordinary skill all other embodiments obtained without making creative work, belong to this practicality
Novel protected scope.
, it is necessary to explanation in the description of the utility model, term " " center ", " on ", " under ", it is "left", "right", " perpendicular
Directly ", the orientation of the instruction such as " level ", " interior ", " outer " or position relationship are based on orientation shown in the drawings or position relationship, are only
Described for the ease of description the utility model and simplifying, rather than instruction or imply signified device or element must have it is specific
Orientation, with specific azimuth configuration and operation, therefore it is not intended that limitation to the utility model.In addition, term " the
One ", " second ", " the 3rd " are only used for description purpose, and it is not intended that instruction or hint relative importance.
, it is necessary to which explanation, unless otherwise clearly defined and limited, term " are pacified in the description of the utility model
Dress ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integratedly
Connection；Can mechanically connect or be electrically connected；It can be directly connected, can also be indirectly connected by intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition
Concrete meaning of the language in the utility model.
Specific embodiment of the present utility model is described in detail below in conjunction with attached drawing.It should be appreciated that herein
Described embodiment is only used for describing and explaining the present invention, and is not intended to limit the present invention.
Fig. 1, Fig. 2, Fig. 3 and Fig. 4 are refer to, the molecular screen membrane provided below in conjunction with attached drawing the utility model embodiment
Device and separation production system elaborate.
A kind of molecular screen membrane device that the utility model embodiment provides, including：Housing 100, baffle plate 200, upper activity
Tube sheet 300 and lower floating tube sheet 400；
Upper floating tube sheet 300 and lower floating tube sheet 400 are removably arranged in housing 100, and upper floating tube sheet 300 with
Formed with cavity 110 between lower floating tube sheet 400；
Baffle plate 200 is arranged between floating tube sheet 300 and lower floating tube sheet 400, and the end of baffle plate 200 contradicts
On upper floating tube sheet 300 and lower floating tube sheet 400；
Cavity 110 is divided into splitter cavity 111 and converges back cavity 112 by baffle plate 200.
It should be noted that it will be entered here by the baffle plate 200 that sets in the housing 100 out of air inlet 120
Gas is divided into multiply air-flow so as to be separated, and in order to increase the efficiency of absorption, then the top of housing 100 is provided with air inlet
120 so that the gas for being divided into multiply air-flow is flowed through along the length direction of membrane tube 500, behind the end for flowing through membrane tube 500 always
After gas is merged, separated again by membrane tube 500, by adding baffle plate 200, organic gas is diverted through entirely
The tube side of membrane tube 500 carries out first separation, reduces separated space, improves organic gas and the contact rate of membrane tube 500, improves separation
Efficiency, removes most moisture；Gas merges in membrane module end and is back to gas outlet, separates again, removes remaining
Moisture.Whole stroke is twice of conventional membrane tube 500, adds holdup time of the gas in membrane tube 500, greatly improves separation
Efficiency.Its separating effect of the membrane tube 500 of same size, what it is equipped with baffle plate 200 is conventional 1.2-1.5 times, and contacting section accumulates
Compared with stroke product, as both, but contact rate improves, and the holdup time increases, and efficiency improves.
Molecular screen membrane device provided by the utility model is made into double compared with conventional membrane module by single side floating tube sheet at the same time
Head floating tube sheet, floating tube sheet is separated with membrane module housing 100, combined type nonstandard product is resolved into single module list
Member, so as to simplify 100 production technology of membrane module housing, realizes mass production pattern, in work efficiency and economic benefit side
Face is significantly improved.Due to eliminating membrane module housing 100 when membrane tube 500 is installed, installation space is substantially reduced, by simple
Frock, the installation effectiveness of membrane tube 500 can be greatly improved, due to eliminating membrane module housing 100, between two floating tube sheets
The precision controlling of mounting hole is easier to realize, ensure that installation accuracy requirement, ensure membrane module total quality.Original membrane module shape
Formula (is connected)-lower platen 700 for top board 600- upper perforated plates-lower perforated plate with membrane module housing 100, integrally to four parts
The concentricity of 500 mounting hole of membrane tube require high, tube sheet is separated with membrane module housing 100 now, simplifying needs precision control
The part of system, it is easier to the concentricity requirement of control mounting hole.In maintenance, membrane tube 500 can also be individually replaced, can also be by film
Pipe 500 and tube sheet are separated with housing 100, are convenient for maintaining.
In addition, air inlet 120 is provided with housing 100；
Baffle plate 200 includes：Flow distribution plate 210 and converge plate 220；
Flow distribution plate 210 is arranged at air inlet 120, and the gas distribution in air inlet 120 is entered in splitter cavity 111；
Converge plate 220 to converge the gas in splitter cavity 111 into converging back cavity 112.
Specifically, cavity 110 can be divided into 2 parts, 3 parts, 4 parts or more splitter cavities by flow distribution plate 210
111, belong to this reality as long as the organic gas of air inlet 120 to be divided into multiply gas and enter in different splitter cavities 111
With new claimed scope.
In addition, the lower end for converging plate 220 sets jagged 221, the gas for making to enter from air inlet 120 is from splitter cavity 111
Back cavity 112 is converged by notch 221.
It should be noted that the organic gas that air inlet 120 enters, divides the flow into multiply by flow distribution plate 210 first,
Enter in different splitter cavities 111, what the organic gas so entered from air inlet 120 was provided from the utility model embodiment
The top of molecular screen membrane device starts to move along the length direction of membrane tube 500, and gas is by converging lacking for 220 bottom of plate afterwards
Mouthfuls 221 enter and converge in back cavity 112, are moved upwards since being converged the bottom of back cavity 112 along the bottom of membrane tube 500,
Absorption and separation processing is carried out again.Such design will considerably increase the efficiency of absorbing reaction, in the molecular sieve of same volume
Greatly improved the efficiency in film device, improve space availability ratio.
In addition, molecular screen membrane device further includes：Membrane tube 500；
Membrane tube 500 is threaded through along the vertical direction of housing 100 between upper floating tube sheet and lower movable plate；
The upper fenestra for fixing membrane tube 500 is provided with upper floating tube sheet；It is provided with lower movable plate for fixing film
The lower fenestra of pipe 500.
It should be noted that the diameter of lower fenestra is less than the diameter of membrane tube 500, so position for membrane tube 500 has a
The effect of limitation, ensures the installation site of membrane tube 500.
In addition, molecular screen membrane device further includes：Top board 600 and lower platen 700；
Top board 600 for fixed upper floating tube sheet 300 is arranged on the side opposite with membrane tube 500；
Lower platen 700 for fixed lower floating tube sheet 400 is arranged on the side opposite with membrane tube 500.
It should be noted that in order to ensure connection tightness, top board 600 be connected with upper 300 screw of floating tube sheet or
Person is to be bolted to be fixed.Same lower platen 700, which is connected or is bolted with lower 400 screw of floating tube sheet, to be consolidated
It is fixed.
In addition, molecular screen membrane device further includes：Lower housing shell flange 800 and seal 900；
The seal 900 of lift-off seal is arranged between lower floating tube sheet 400 and lower housing shell flange 800, and is ensured close
Sealing 900 has decrement between lower housing shell flange 800 and lower floating tube sheet 400.
It should be noted that here due to the matching relationship between lower movable plate and lower housing shell flange 800, in order to ensure two
The formedness of sealing between person, then be provided with seal 900 between them, so as to greatly increase the effect of sealing, makes
Obtaining sealing effect on the whole strengthens, since the seal 900 set between lower movable plate and lower housing shell flange 800 has necessarily
Decrement, the leakproofness than directly connecting is stronger.
In addition, the groove for positioning seal 900 is provided with the circumferential direction of lower floating tube sheet 400.
It is provided with the groove for placing seal 900 in advance on lower floating tube sheet 400 so that seal 900 can be with
Have a fixed position, prevent because lower housing shell flange 800 and lower movable plate cannot align and caused by sealing it is incomplete and
The problem of seal 900 misplaces.
In addition, the insulating layer 130 for keeping the temperature reaction organic gas is provided with the outside of housing 100.
It should be noted that can ensure that organic vapor carries out separated operating temperature in membrane module, ensure to divide
From effect, equipment investment is reduced, reduces cost.Here insulating layer 130 is a double casing, and inside is cavity, and double
The epimere of layer shell is provided with insulation steam inlet 131, and lower part is provided with insulation steam (vapor) outlet 132, so as to whole shell
Body 100 is kept the temperature, so as to ensure the temperature for entering the organic gas that can be reacted with pipe die, so as to substantially increase separation effect
Rate.
Second aspect, a kind of separation production system that the utility model embodiment provides, including：Subordinate's separator and
Molecular screen membrane device described in any one of one side；
Subordinate's separator is connected with the molecular screen membrane device.
It should be noted that it is provided by the utility model separation production system with above-mentioned molecular screen membrane device with one
Cut advantage.
The molecular screen membrane device to the utility model and separation production system are illustrated above, and still, this practicality is new
Type is not limited to above-mentioned specific embodiment, without departing from the scope of claim, can carry out various deformations
Or change.The various modifications and change that the utility model is included within the scope of the claims.
Finally it should be noted that：Various embodiments above is only to illustrate the technical solution of the utility model, rather than it is limited
System；Although the utility model is described in detail with reference to foregoing embodiments, those of ordinary skill in the art should
Understand：It can still modify the technical solution described in foregoing embodiments, either to which part or whole
Technical characteristic carries out equivalent substitution；And these modifications or replacement, the essence of appropriate technical solution is departed from this practicality newly
The scope of each embodiment technical solution of type.
Claims (10)
- A kind of 1. molecular screen membrane device, it is characterised in that including：Housing (100), baffle plate (200), upper floating tube sheet (300) With lower floating tube sheet (400)；The upper floating tube sheet (300) and the lower floating tube sheet (400) are removably arranged in the housing (100), and Formed with cavity (110) between the upper floating tube sheet (300) and the lower floating tube sheet (400)；The baffle plate (200) is arranged between the upper floating tube sheet (300) and the lower floating tube sheet (400), and described The end of baffle plate (200) is contradicted on described on floating tube sheet (300) and the lower floating tube sheet (400)；The cavity (110) is divided into splitter cavity (111) and converges back cavity (112) by the baffle plate (200).
- 2. molecular screen membrane device according to claim 1, it is characterised in that be provided with air inlet on the housing (100) Mouth (120)；The baffle plate (200) includes：Flow distribution plate (210) and converge plate (220)；The flow distribution plate (210) is arranged on the air inlet (120) place, and the gas distribution in the air inlet (120) is entered In the splitter cavity (111)；It is described converge plate (220) by the gas in the splitter cavity (111) converge entrance described in converge back cavity (112).
- 3. molecular screen membrane device according to claim 2, it is characterised in that the lower end for converging plate (220) is provided with Notch (221), makes to import by the notch (221) from the gas that the air inlet (120) enters from the splitter cavity (111) It is described to converge back cavity (112).
- 4. molecular screen membrane device according to claim 1, it is characterised in that the molecular screen membrane device further includes：Membrane tube (500)；The membrane tube (500) be threaded through along the vertical direction of the housing (100) the upper floating tube sheet (300) and it is described under Between floating tube sheet (400)；The upper fenestra for fixing the membrane tube (500) is provided with the upper floating tube sheet (300)；The lower floating tube sheet (400) the lower fenestra for fixing the membrane tube (500) is provided with.
- 5. molecular screen membrane device according to claim 4, it is characterised in that the diameter of the lower fenestra is less than the membrane tube (500) diameter.
- 6. molecular screen membrane device according to claim 4, it is characterised in that the molecular screen membrane device further includes：Upper pressure Plate (600) and lower platen (700)；The top board (600) for fixing the upper floating tube sheet (300) is arranged on one opposite with the membrane tube (500) Side；The lower platen (700) for fixing the lower floating tube sheet (400) is arranged on one opposite with the membrane tube (500) Side.
- 7. molecular screen membrane device according to claim 1, it is characterised in that the molecular screen membrane device further includes：Lower casing Body flange (800) and seal (900)；The seal (900) of lift-off seal is arranged on the lower floating tube sheet (400) and the lower housing shell flange (800) Between, and ensure that the seal (900) has between the lower housing shell flange (800) and the lower floating tube sheet (400) Decrement.
- 8. molecular screen membrane device according to claim 7, it is characterised in that in the circumferential direction of the lower floating tube sheet (400) The groove for positioning the seal (900) is provided with direction.
- 9. molecular screen membrane device according to claim 1, it is characterised in that be provided with the outside of the housing (100) For the insulating layer (130) for keeping the temperature reaction organic gas.
- 10. one kind separation production system, it is characterised in that including any one of subordinate's separator and claim 1-9 institute The molecular screen membrane device stated；Subordinate's separator is connected with the molecular screen membrane device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721331008.1U CN207342459U (en) | 2017-10-17 | 2017-10-17 | Molecular screen membrane device and separation production system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721331008.1U CN207342459U (en) | 2017-10-17 | 2017-10-17 | Molecular screen membrane device and separation production system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207342459U true CN207342459U (en) | 2018-05-11 |
Family
ID=62354740
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721331008.1U Expired - Fee Related CN207342459U (en) | 2017-10-17 | 2017-10-17 | Molecular screen membrane device and separation production system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207342459U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107485982A (en) * | 2017-10-17 | 2017-12-19 | 江苏阿尔法药化设备有限公司 | Molecular screen membrane device and separation production system |
-
2017
- 2017-10-17 CN CN201721331008.1U patent/CN207342459U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107485982A (en) * | 2017-10-17 | 2017-12-19 | 江苏阿尔法药化设备有限公司 | Molecular screen membrane device and separation production system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20181105 Address after: 215621 100 Lok Fung Road, loyu Town, Zhangjiagang, Suzhou, Jiangsu Patentee after: JIANGSU ALPHA ENVIRONMENTAL TECHNOLOGY Co.,Ltd. Address before: 215000 100 Lok Fung Road, loyu Town, Zhangjiagang, Suzhou, Jiangsu Patentee before: JIANGSU ALPHA PHARM&CHEM EQUIPMENT CO.,LTD. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180511 Termination date: 20211017 |