CN201279414Y - Filter cloth and filter unit with the same - Google Patents
Filter cloth and filter unit with the same Download PDFInfo
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- CN201279414Y CN201279414Y CNU2008201227296U CN200820122729U CN201279414Y CN 201279414 Y CN201279414 Y CN 201279414Y CN U2008201227296 U CNU2008201227296 U CN U2008201227296U CN 200820122729 U CN200820122729 U CN 200820122729U CN 201279414 Y CN201279414 Y CN 201279414Y
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Abstract
The public utility model discloses a filter cloth which comprises a surface layer and an inner layer which are connected together, wherein, conductive fiber is arranged in at least one directional woven along at least one direction of warp direction and across warp in the surface layer and the inner layer. One piece of the filter cloth can meet or reach requirements which are met by two pieces of traditional filter cloth with different functions, therefore saving the cost and replace time of the filter cloth. Furthermore, the filter cloth has the advantages of high intensity, corrosion resistance, permanent static prevention, good filter effect, simple operation and reliable performance, and is suitable for various process of the filtering of industrial fluid. In addition, the utility model further discloses a filtering device with the filter cloth.
Description
Technical field
The utility model relates to a kind of filter, and especially, the utility model relates to a kind of filter cloth that is used to filter industrial fluids.
Background technology
At present, industrial antistatic filter cloth is widely used in inflammable, the explosive filtration operation such as mine ore dressing, coal washing, oil plant PETROLEUM PROCESSING, pharmacy.And used filter cloth mostly is cotton sail filter cloth or chemical fibre filter cloth on the industrial filter.
For cotton sail filter cloth, be difficult in use producing static charge accumulation, thereby safety coefficient is higher.But, because the intensity and the acid-proof alkaline of cotton sail filter cloth are relatively poor, thereby cause the service life of described cotton sail filter cloth shorter, and often cause manufacturer's unplanned property stopping production of using so cotton sail filter cloth, directly cause the filter cloth renewal cost to increase and the increasing of production cost.
In contrast be, the intensity height of chemical fibre filter cloth, acid-alkali-corrosive-resisting, thereby service life is longer.But, the characteristics of chemical fibre filter cloth own are exactly very easily to produce a large amount of static charge accumulations in filter process, especially in the process that overhaul of the equipments is changed, when being peeled off filter Nylon ripstop pleat, described chemical fibre filter cloth may produce electrostatic spark, solvent or the fuel gas of volatilization in filter fired, thereby may cause great potential safety hazard.
For example, the utility model patent ZL95231512.2 of Safe Technology Inst. of China Petrochemical Industry Corp (applying date is June 21 nineteen ninety-five) discloses a kind of antistatic filter cloth, is mainly used in the wax composition that filters in the oil product.This antistatic filter cloth in the yarn 2 ', 3 ' of its chemical fibre filter cloth blending stainless steel fibre 1 ', thereby play the effect of antistatic, as shown in fig. 1.But for example the conductive fiber of stainless steel fibre generates heat easily under high frequency condition and still has the hidden danger that may ignite.
In addition, use in the operating mode, because the needs of technology must use two different filter cloths of function to guarantee normal filtration needs on same filtering interface at many filter cloths.Even thereby in the production of reality, often occur in two blocks of filter clothes one and have to when going wrong change or do not change the intact filter cloth of another piece simultaneously and only the filter cloth that damages is more changed together with the intact filter cloth of another piece, yet can produce harmful effect to filter efficiency and filter quality, also can cause the trouble of complex operation, cost rising simultaneously to the user, and up to now, still fail to propose good solution in the filtration art of industrial fluids.
The utility model content
Based on above-mentioned technical problem, a kind of filter cloth need be provided, described filter cloth has characteristics such as intensity height, corrosion-resistant, permanent antistatic, and the filter effect of described filter cloth is good, simple to operate, dependable performance is suitable in the technologies such as filtration of various industrial fluids.
Further, a kind of filter cloth need be provided, and described filter cloth can substitute the situation of the different filter cloth of two functions of traditional needs, and this filter cloth is simple in structure, convenience is processed and is made, thereby can save the replacement time of filter cloth in cost and the industrial production.
For achieving the above object, the utility model provides a kind of filter cloth, comprising: the top layer; And nexine, described nexine and described top layer form access node texture, and wherein at least one direction in warp-wise and the broadwise is woven at least one of described top layer and described nexine a conductive fiber.
According to one side of the present utility model, described top layer and described nexine have isomery texture.
According to one side of the present utility model, described conductive fiber is that to be coated with plated fiber with polymer, carbon fiber or inorganic matter be that base material is made.
According to one side of the present utility model, described conductive fiber use spinning technique and twist with the fingers composite molding technique or coating process in a kind of making.
According to one side of the present utility model, the distribute spacing of described conductive fiber is the 0-100 millimeter.
According to one side of the present utility model, described top layer and described nexine form by chemical fibre is woven.
According to one side of the present utility model, the warp thread on described top layer and weft yarn interweave is organized as one of basic stitch, alternative construction, united organization, re-organized and double-layered structure, and the warp thread of described nexine and weft yarn interweave be organized as one of basic stitch, alternative construction, united organization, re-organized and double-layered structure.
In addition, the utility model further provides a kind of filter, and described filter comprises: fixed cell; And being arranged on filter cloth on the described fixed cell, wherein said filter cloth comprises: the top layer; And nexine, described nexine and described top layer access node, wherein at least one direction in warp-wise and the broadwise is woven at least one of described top layer and described nexine a conductive fiber.
This shows, in according to technique scheme of the present utility model, by the institutional framework that conductive fiber is set and adopts double-deck isomery texture and double-deck access node along warp-wise or broadwise, thereby the effect that not only has antistatic, and can reach and utilize one can satisfy or reach the filtering technique requirement that the different filter cloth of two functions of needs traditionally just can reach according to filter cloth described in the utility model.
In addition, because described top layer and described nexine use the woven formation of chemical fibre and wherein at least along the warp-wise of described surface and/or nexine and at least one the woven conductive fiber in the broadwise, thereby described filter cloth has the characteristics of intensity height, corrosion-resistant, permanent antistatic, and good filtration effect, dependable performance, the advantage that service life is long, the scope of application is extensive.
Further, of the present utility model above-mentioned aspect in, optimization for the weaving property of the result of use that reaches antistatic, conductive fiber, easy to operate and cost, abandoned and adopted the not good stainless steel fibre of weaving property in the past, and avoided the higher pure carbon fiber of use cost as conductive fiber as conductive fiber.And further, adopted the double-deck access node tissue of double-deck isomery, and requirement according to technology and operating mode, can become material different and have an institutional framework of difference in functionality with the nexine of cloth and top layer are woven, thereby both reached the antistatic requirement of standard filter cloth, simplify the technological process of production again, operated more conveniently, reduced manufacturing cost simultaneously.
Can be widely used in inflammable, the explosive for example filtration of industrial fluids such as oil, liquid, dust according to filter cloth of the present utility model and filter.
Aspect that the utility model is additional and advantage part in the following description provide, and part will become obviously from the following description, or recognize by practice of the present utility model.
Description of drawings
Above-mentioned and/or additional aspect of the present utility model and advantage are from obviously and easily understanding becoming the description of embodiment below in conjunction with accompanying drawing, wherein:
Fig. 1 has shown the cross-sectional view according to existing antistatic filter cloth;
Fig. 2 A has shown the plane according to the filter cloth of an embodiment of the present utility model, wherein all is formed with conductive fiber along warp-wise and broadwise respectively;
Fig. 2 B has shown according to the plane of the filter cloth of another embodiment of the present utility model, wherein has been formed with conductive fiber along warp-wise;
Fig. 2 C has shown according to the plane of the filter cloth of an embodiment more of the present utility model, wherein has been formed with conductive fiber along broadwise;
Fig. 3 A has shown the warp-wise profile according to the filter cloth of an embodiment of the present utility model; And
Fig. 3 B has shown the broadwise profile according to the filter cloth of an embodiment of the present utility model.
The specific embodiment
Describe embodiment of the present utility model below in detail, the example of described embodiment is shown in the drawings, and wherein identical from start to finish or similar label is represented identical or similar elements or the element with identical or similar functions.Below by the embodiment that is described with reference to the drawings is exemplary, only is used to explain the utility model, and can not be interpreted as restriction of the present utility model.
In the utility model, a kind of filter cloth is provided, described filter cloth comprises: top layer 100; With nexine 200, described nexine 200 and described top layer 100 access nodes, wherein at least one direction in warp-wise and the broadwise is woven at least one of described top layer 100 and described nexine 200 conductive fiber 1, as shown in Fig. 2,3.
In according to filter cloth of the present utility model, adopted the structure of double-deck access node, promptly this filter cloth comprises the top layer 100 and the nexine 200 of access node each other.It is different and have an institutional framework of difference in functionality that two structure sheafs of described filter cloth (top layer 100 and nexine 200) can be made into material according to different working condition requirements.
To describe according to filter cloth of the present utility model with reference to Fig. 2 A-2C and Fig. 3 A-3B in detail below.Fig. 2 A has shown the plane according to the filter cloth of an embodiment of the present utility model, wherein all is formed with conductive fiber along warp-wise and broadwise respectively.Fig. 2 B has shown according to the plane of the filter cloth of another embodiment of the present utility model, wherein has been formed with conductive fiber along warp-wise.Fig. 2 C has shown according to the plane of the filter cloth of an embodiment more of the present utility model, wherein has been formed with conductive fiber along broadwise.And in Fig. 3, Fig. 3 A has shown the warp-wise profile according to the filter cloth of an embodiment of the present utility model.Fig. 3 B has shown the broadwise profile according to the filter cloth of an embodiment of the present utility model.
For convenience of explanation, construct at first describing according to the double-deck isomery of filter cloth of the present utility model with reference to Fig. 3 A, 3B.Need to prove that every layer of referring in the described two-layer filter cloth of term " double-deck isomery " has different institutional frameworks, promptly can be made into the different institutional framework of material difference and function according to different working condition requirements.Term " double-deck access node " refers to the two-layer connected mode in the filter cloth, owing to need and to weave according to top layer of the present utility model and nexine together, thereby the known weaving mode that can adopt any existing field of textiles with the part fiber on the part fiber in the top layer (for example meridional fibers or parallel fiber or meridional fibers and parallel fiber the two) and the nexine (for example meridional fibers or parallel fiber or meridional fibers and parallel fiber the two) access node together, thereby the filter cloth of formation one.
As shown in Fig. 3 A, 3B, this filter cloth comprises top layer 100 and nexine 200.Wherein, described top layer 100 is interweaved by top layer warp thread 101,102 etc. and top layer weft yarn 103,104 and forms, need to prove, for the requirement of strainability, this concrete pilotaxitic texture can be one of basic stitch, alternative construction, united organization, re-organized, double-layered structure and any tissue known in the art.Similarly, described nexine 200 is interweaved by nexine warp thread 201,202 etc. and nexine weft yarn 203,204 and forms, need to prove, in order to reach the requirement of different strainabilities, this concrete pilotaxitic texture can be one of basic stitch, alternative construction, united organization, re-organized, double-layered structure and any tissue known in the art.Thus, by allowing top layer 100 and nexine 200 adopt different pilotaxitic texture, thereby realized double-deck isomery function according to filter cloth of the present utility model.
Need to prove that the tissue on described top layer 100 can be identical institutional framework with organizing also of nexine 200, filter purpose to obtain particular industry.
Pilotaxitic texture according to the yarn of filter cloth of the present utility model will be described below.In Fig. 3 A, top layer warp thread 101,102 and described top layer weft yarn 103,104 interweave, for access node is carried out on nexine 200 and described top layer 100, nexine warp thread 201 cabling in the process of weaving is worn around weft yarn 103, described then nexine warp thread 202 interweaves with described nexine weft yarn 203,204 with the nexine warp thread of wearing around by yarn 103 201, forming above-mentioned arbitrary pilotaxitic texture, thereby reach the purpose of filtering the particular industry fluid.
Similarly, in order to allow nexine 200 and described top layer 100 carry out firm access node, in Fig. 3 B, described top layer warp thread 101,102 and described top layer weft yarn 103,104 interweave, nexine warp thread 201,202 and described nexine weft yarn 203,204 interweave, and top layer weft yarn 103 times is around passing nexine warp thread 201, passing the top layer weft yarn 103 and the top layer weft yarn 104 of nexine warp thread 201 then proceeds to interweave with top layer warp thread 101,102, forming above-mentioned arbitrary pilotaxitic texture, thereby reach the purpose of filtering the particular industry fluid.
By above-mentioned mode, described top layer 100 and nexine 200 tight access nodes are in the same place, to form the filter cloth of an integral body.Structure by above-mentioned filter cloth, reduced the drawback of filtering the industrial frequent replacing that causes in the process of filtering industrial fluids, using two kinds of filter cloths, thereby realized only can satisfying or reaching the requirement of filtering technique with a filter cloth described in the utility model.
With reference to Fig. 2 A-2C braiding structure according to filter cloth of the present utility model is described below.As shown in Fig. 2 A, described filter cloth comprises by conductive fiber 1, chemical fibre 2 co-woven and forming.Owing to the physicochemical characteristics of chemical fibre 2, be that it has high strength, acid-alkali-corrosive-resisting, thereby make the service life of filter cloth of the present utility model longer.
For the lead fiber 1 that is interweaved, for the conductive fiber that is used for industrial antistatic filter cloth, roughly use metallic fiber, inorfil (for example carbon fiber, inorganic matter are coated with plated fiber) and organic matter fiber as base material.According to an embodiment of the present utility model, described conductive fiber 1 can be that to be coated with plated fiber with polymer, carbon fiber or inorganic matter be the fiber that base material is made.Overcome in the prior art thus, metallic fiber has heating under the high frequency condition as conductive fiber and the problem of the hidden danger that may ignite, overcome the cost problem of higher of carbon fiber as conductive fiber, convenient thus industrial large-scale production and manufacturing simultaneously.
In addition, the method for making of this conductive fiber 1 is the spinning process of fiber etc. or and twists with the fingers forming method.This conductive fiber 1 can be according to the distribution mode in the filter cloth of the present utility model for the mode that is distributed with conductive fiber along warp-wise, be distributed with the mode that the mode of conductive fiber or warp-wise and broadwise both direction are distributed with conductive fiber along broadwise.
Below the distribution mode of this conductive fiber 1 is described with reference to Fig. 2 A-2C in detail.
In the embodiment shown in Fig. 2 A, in chemical fibre 2 woven filter cloths, conductive fiber 1 arranged along warp-wise and broadwise are woven respectively, described conductive fiber 1 can be the fiber that base material is made for be coated with plated fiber with polymer, carbon fiber or inorganic matter.That is, being coated with one of plated fiber with polymer, carbon fiber or inorganic matter is that to make that the conductive fiber 1 with electric conductivity evenly interlocks and interweave mutually with the broadwise weaving with warp-wise with chemical electric fiber 2 be one to base material.In according to an embodiment of the present utility model, described conductive fiber 1, chemical fibre 2 are filamentary structure.
According to inventor's of the present utility model experimental result, the distribute spacing between described conductive fiber 1 is under the situation of 0-100 millimeter, has the good anti-static effect according to filter cloth of the present utility model.Those of ordinary skill is obviously known, can select denser or more sparse conductive fiber distribute spacing according to the practical application operating mode of filter cloth.Thus, above-mentioned number range is only for example explanation the utility model, and can not be interpreted as and be used to limit protection domain of the present utility model.
Further, described conductive fiber 1 can adopt conventional and known spinning technique technology and a kind of technology of twisting with the fingers in composite molding technique technology or the coating process is made.
Fig. 2 B has shown another the woven mode according to the conductive fiber in the filter cloth of the present utility model.In Fig. 2 B, only described filter cloth is distributed with conductive fiber 1 with warp-wise, experimental result shows, has obtained the good result of expection too according to filter cloth of the present utility model.Because the structure and the embodiment shown in weaving mode and Fig. 2 A of conductive fiber are similar, for for purpose of brevity, omit its detailed description herein.
Fig. 2 C has shown another the woven mode according to the conductive fiber in the filter cloth of the present utility model.In Fig. 2 C, only described filter cloth is distributed with conductive fiber 1 with broadwise, experimental result shows, has obtained the good result of expection too according to filter cloth of the present utility model.Because the structure and the embodiment shown in weaving mode and Fig. 2 A of conductive fiber are similar, for for purpose of brevity, omit its detailed description herein.
Need to prove, the arrangement of this conductive fiber 1 can be arranged at least one of described top layer 100 and described nexine 200, although the industrial applied filter cloth that is used for filtering industrial fluids is arranged on conductive fiber 1 in the fiber on described top layer 100 usually.
From above-mentioned explanation as seen, become cloth according to filter cloth of the present utility model so that textile fabric and conductive fiber are woven, wherein conductive fiber is that to be coated with plated fiber with polymer, carbon fiber or inorganic matter be that base material is made.And it is same, according to filter cloth employing of the present utility model is the tissue of double-deck isomery and double-deck access node, it is different and have an institutional framework of difference in functionality that two-layer in the cloth can be made into material according to different working condition requirements, thereby in filtering industrial fluids (for example oil, dust etc.) process, not only eliminated the electrostatic effect in the filter process, and reduced and used two kinds of filter cloths and the frequent drawback of changing in the process of petrochemicals filtration in the past.
To describe the manufacture method according to filter cloth of the present utility model below in detail, wherein said manufacture method comprises the steps: woven top layer 100; Woven nexine 200 and with nexine 100 and described top layer 100 access nodes; Wherein, in the process of described woven top layer 100 and described woven nexine 200, the woven conductive fiber 1 of at least one direction in described top layer 100 and/or nexine 200 in warp-wise and the broadwise.
In the process on woven top layer 100, interweave by top layer warp thread 101,102 etc. and top layer weft yarn 103,104 and to form described top layer 100, and, it can be interweaved for being one of basic stitch, alternative construction, united organization, re-organized, double-layered structure and any tissue known in the art according to the requirement of strainability.Similarly, in the process of woven nexine 200, interweave by nexine warp thread 201,202 etc. and nexine weft yarn 203,204 and to form described nexine 200, and, it can be interweaved for being one of basic stitch, alternative construction, united organization, re-organized, double-layered structure and any tissue known in the art according to the requirement of strainability.Thus, by allowing top layer 100 and nexine 200 adopt different pilotaxitic texture, thereby realized double-deck isomery function according to filter cloth of the present utility model.
In the interleaving process of above-mentioned top layer 100, nexine 200, for access node is carried out on nexine 200 and described top layer 100, nexine warp thread 201 cabling in the process of weaving is worn around weft yarn 103, described then nexine warp thread 202 interweaves with described nexine weft yarn 203,204 with the nexine warp thread of wearing around by yarn 103 201, to form above-mentioned arbitrary pilotaxitic texture, as shown in Fig. 3 A.Similarly, in order to allow nexine 200 and described top layer 100 carry out firm access node, described top layer warp thread 101,102 and described top layer weft yarn 103,104 interweave, nexine warp thread 201,202 and described nexine weft yarn 203,204 interweave, and top layer weft yarn 103 times is around passing nexine warp thread 201, pass the top layer weft yarn 103 and the top layer weft yarn 104 of nexine warp thread 201 then and proceed to interweave, to form above-mentioned arbitrary pilotaxitic texture, as shown in Fig. 3 B with top layer warp thread 101,102.
Thereby described filter cloth is formed by conductive fiber 1, chemical fibre 2 co-woven.Owing to the physicochemical characteristics of chemical fibre 2, be that it has high strength, acid-alkali-corrosive-resisting, thereby make the service life of filter cloth of the present utility model longer.
By above-mentioned weaving mode, thereby described top layer 100 and nexine 200 tight access nodes can be in the same place, to form the filter cloth of an integral body.
In weaving process according to filter cloth of the present utility model, can be at least one of top layer 100 and nexine 200 the woven conductive fiber 1 of at least one direction in warp-wise and the broadwise.In according to an embodiment of the present utility model, the distribute spacing between the described conductive fiber 1 can be set at the 0-100 millimeter.Described conductive fiber 1 can adopt conventional and known spinning technique technology and a kind of technology of twisting with the fingers in composite molding technique technology or the coating process is made.
This shows, in according to above-mentioned manufacture method of the present utility model, by the institutional framework that conductive fiber is set and adopts double-deck isomery texture and double-deck access node along warp-wise or broadwise, thereby the effect that not only has antistatic, and can reach and utilize one can satisfy or reach the filtering technique requirement that the different filter cloth of two functions of needs traditionally just can reach according to filter cloth described in the utility model.
In addition, because described top layer and described nexine use the woven formation of chemical fibre and wherein at least along the warp-wise of described surface and/or nexine and at least one the woven conductive fiber in the broadwise, thereby described filter cloth has the characteristics of intensity height, corrosion-resistant, permanent antistatic, and good filtration effect, dependable performance, the advantage that service life is long, the scope of application is extensive.
Further, of the present utility model above-mentioned aspect in, optimization for the weaving property of the result of use that reaches antistatic, conductive fiber, easy to operate and cost, abandoned and adopted the not good stainless steel fibre of weaving property in the past, and avoided the higher pure carbon fiber of use cost as conductive fiber as conductive fiber.And further, adopted the double-deck access node tissue of double-deck isomery, and requirement according to technology and operating mode, can become material different and have an institutional framework of difference in functionality with the nexine of cloth and top layer are woven, thereby both reached the antistatic requirement of standard filter cloth, simplify the technological process of production again, operated more conveniently, reduced manufacturing cost and use cost simultaneously.
Further, the utility model further discloses a kind of filter.In filtering industry and technology, often need filter to come industrial fluids is filtered to reach various industrial purposes.In according to filter of the present utility model, described filter comprises: fixed cell; And being arranged on filter cloth on the described fixed cell, wherein said filter cloth is the above-mentioned filter cloth of the utility model.This fixed cell can be the fixed frame of industrial filter, the frame of screen cloth etc.Described fixed cell can keep described filter cloth regularly.And further, convenient for changing described filter cloth, described filter cloth can be set on the described fixed cell removedly.
In this filter, because described filter cloth has reduced product such as petrochemical industry in the past and has filtered the drawback of using the different filter cloth of two functions in the process on the same filtering interface, and only can satisfy or reach the requirement of filtering technique, thereby reduced according to the cost of filter of the present utility model and be reduced to the required replacement time of filter cloth of changing with a filter cloth described in the utility model.In addition, owing to filter cloth in the described filter has adopted with polymer, carbon fiber or inorganic matter is that conductive fiber and this conductive fiber that base material is made can adopt warp-wise distribution, broadwise distribution or longitude and latitude both direction all to have the mode of distribution to interweave, thereby reduced in filter process electrostatic charges accumulated by what fluid caused, thereby avoid producing production accident.
Need to prove, in above-mentioned technical scheme, can will use according to antistatic filter cloth of the present utility model in industries such as oil, chemical industry, ore dressing, sewage disposal, sugaring, pharmacy on the flame filter press in the liquid-solid separation of needs, dehydration, the purification work flow, box filter, inside and outside rotary drum filter, square position formula filter, upright disk filter, the horizontal belt filter etc.Protection domain of the present utility model thus is not limited on the above-mentioned filter of enumerating, but can be applied to any needs on any filter that filter cloth filters industrial fluids.
Although illustrated and described embodiment of the present utility model, for the ordinary skill in the art, be appreciated that under the situation that does not break away from principle of the present utility model and spirit and can carry out multiple variation, modification, replacement and modification to these embodiment, scope of the present utility model is limited by claims and equivalent thereof.
Claims (7)
1, a kind of filter cloth is characterized in that, described filter cloth comprises:
The top layer; With
Nexine, described nexine and described top layer form access node texture,
Wherein at least one direction in warp-wise and the broadwise is woven at least one of described top layer and described nexine a conductive fiber.
2, filter cloth according to claim 1 is characterized in that, described top layer and described nexine have isomery texture.
3, filter cloth according to claim 1 is characterized in that, described conductive fiber is that to be coated with plated fiber with polymer, carbon fiber or inorganic matter be that base material is made.
4, filter cloth according to claim 1 is characterized in that, the distribute spacing of described conductive fiber is the 0-100 millimeter.
5, filter cloth according to claim 1 is characterized in that, described top layer and described nexine form by chemical fibre is woven.
6, filter cloth according to claim 1, it is characterized in that, the warp thread on described top layer and weft yarn interweave is organized as one of basic stitch, alternative construction, united organization, re-organized and double-layered structure, and the warp thread of described nexine and weft yarn interweave be organized as one of basic stitch, alternative construction, united organization, re-organized and double-layered structure.
7, a kind of filter, described filter comprises:
Fixed cell; And
Be arranged on the filter cloth on the described fixed cell, it is characterized in that, described filter cloth is according to each described filter cloth among the claim 1-6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201227296U CN201279414Y (en) | 2008-10-07 | 2008-10-07 | Filter cloth and filter unit with the same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201227296U CN201279414Y (en) | 2008-10-07 | 2008-10-07 | Filter cloth and filter unit with the same |
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| Publication Number | Publication Date |
|---|---|
| CN201279414Y true CN201279414Y (en) | 2009-07-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201227296U Expired - Lifetime CN201279414Y (en) | 2008-10-07 | 2008-10-07 | Filter cloth and filter unit with the same |
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| CN (1) | CN201279414Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101711933B (en) * | 2008-10-07 | 2012-05-23 | 辽宁天泽产业集团纺织有限公司 | Filter cloth, filter device and manufacturing method thereof |
| CN103610430A (en) * | 2013-11-27 | 2014-03-05 | 苏州凯丽达电器有限公司 | Anti-static filter screen |
| CN104309210A (en) * | 2014-09-15 | 2015-01-28 | 天诺光电材料股份有限公司 | Antistatic filtering material used at middle and high temperatures and preparation method thereof |
| CN107385620A (en) * | 2016-05-16 | 2017-11-24 | 辽宁天泽产业集团纺织有限公司 | A kind of antistatic Woven filter cloth and its manufacture method |
| CN107523915A (en) * | 2016-06-21 | 2017-12-29 | 辽宁天泽产业集团纺织有限公司 | A kind of manufacture method of filter cloth |
-
2008
- 2008-10-07 CN CNU2008201227296U patent/CN201279414Y/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101711933B (en) * | 2008-10-07 | 2012-05-23 | 辽宁天泽产业集团纺织有限公司 | Filter cloth, filter device and manufacturing method thereof |
| CN103610430A (en) * | 2013-11-27 | 2014-03-05 | 苏州凯丽达电器有限公司 | Anti-static filter screen |
| CN104309210A (en) * | 2014-09-15 | 2015-01-28 | 天诺光电材料股份有限公司 | Antistatic filtering material used at middle and high temperatures and preparation method thereof |
| CN107385620A (en) * | 2016-05-16 | 2017-11-24 | 辽宁天泽产业集团纺织有限公司 | A kind of antistatic Woven filter cloth and its manufacture method |
| CN107523915A (en) * | 2016-06-21 | 2017-12-29 | 辽宁天泽产业集团纺织有限公司 | A kind of manufacture method of filter cloth |
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Assignee: Liaoning Tianze Industrial Group Co., Ltd. Assignor: Lou Tianyan Contract fulfillment period: 2008.11.8 to 2014.11.7 Contract record no.: 2008210000106 Denomination of utility model: Filter cloth and filter unit with the same Granted publication date: 20090729 License type: Exclusive license Record date: 20081218 |
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Free format text: EXCLUSIVE LICENSE; TIME LIMIT OF IMPLEMENTING CONTACT: 2008.11.8 TO 2014.11.7; CHANGE OF CONTRACT Name of requester: LIAONING TIANZE INDUSTRY GROUP SPINNINGS CO., LTD. Effective date: 20081218 |
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Granted publication date: 20090729 |