CN101440583A - Tied double weave forming net for papermaking - Google Patents
Tied double weave forming net for papermaking Download PDFInfo
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- CN101440583A CN101440583A CNA2008102462071A CN200810246207A CN101440583A CN 101440583 A CN101440583 A CN 101440583A CN A2008102462071 A CNA2008102462071 A CN A2008102462071A CN 200810246207 A CN200810246207 A CN 200810246207A CN 101440583 A CN101440583 A CN 101440583A
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Abstract
The invention discloses a stitched double-layer fabric forming wire for paper making, of which a structure comprises warps and wefts of two independent systems and stitching warps of a third system, wherein warps and wefts of a first system are interwoven to form an upper layer for carrying paper fibers, and warps and wefts of a second system are interwoven to form a lower layer for resisting wear of a paper machine and warps of the third system are arranged between the warps of the first system and the warps of the second system to interwove the wefts of the first system and the wefts of the second system and connect the upper layer and the lower layer. The forming wire for paper making adopts design of upper and lower layers of meshes and radically solves contradictions between paper forming and wear. The paper formed by the wire has good planeness, no trace of mesh, good structural stability, high stiffness, excellent wear resistance and long service life. And the forming wire reduces the production costs for paper plants.
Description
Technical field
The invention belongs to a kind of forming net for papermaking of tied double weave.
Background technology
At present, forming net for papermaking is the essential valuable dehydration equipment of papermaking enterprise, be to be applied in the paper machine wet end, with certain speed round and round, paper pulp evenly is ejected on the forming net by head box, operation by forming net is through dewatering elements such as breast roll, forming board, Wiper blade, low vacuum suction box, high vacuum suction box, couch rolls, the moisture removal in the slurry is retained in fiber and filler form the l Water Paper page or leaf on the forming net and be sent to press section.The use of forming net must be satisfied quality of finished paper and requirement in service life, therefore on forming net design organization structural design, must take all factors into consideration the fiber support index, air permeability, freeness of forming net, in length and breadth to factors such as stability, deflection and service lifes, make it reach optimization.
Since the eighties in 20th century individual layer forming net begin to substitute copper mesh, improved the service life of papermaking wire-cloth greatly, but along with the development and the paper quality of paper industry requires more and more higher, the individual layer forming net is if adopt thin graticule footpath, in length and breadth to poor stability, deflection is little, service life is short, if adopt thick graticule footpath, fiber support index is little, retention is little, wire mark is heavy, individual layer forming net joint strength is low simultaneously, can't satisfy the instructions for use of high speed paper machine, so the individual layer forming net can not fundamentally solve the contradiction in quality of finished paper and service life, thereby its Application Areas is restricted greatly, use amount reduces significantly, only is applied at present on the low and toilet paper machine of paper quality requirement.
In order to solve the contradiction in individual layer forming net quality of finished paper and service life, in the prior art, designed a kind of paper grade (stock) multi-ply forming fabric as Chinese patent 99241818.8 " paper grade (stock) polyester multilayer net ", it is made of top net, spacer screen, top net filling density is greater than the spacer screen filling density, net parallel line footpath, top is less than spacer screen parallel line footpath, and the top net adopts two kinds of parallel lines directly to weave, and the top net is worn knot with spacer screen by identical warp and is merged into integral net.Have characteristics such as long service life, quality of finished paper is good, cost is low, solved the individual layer forming net and can not be applied in defective on the high speed paper machine.This forming net is interwoven by system's warp and two system's parallels, be called filling-backed weave, but its institutional framework design has not fundamentally solved the contradiction between one-tenth paper and the wearing and tearing, still cause into the paper poor flatness, page has wire mark, and structural stability is poor, deflection is low, wear no resistance, service life is short, has increased defectives such as paper plant's production cost.
Summary of the invention
Technical problem to be solved by this invention is, manufacturing technology field at forming net for papermaking, the employing prior art can't fundamentally solve the contradiction between one-tenth paper and the wearing and tearing, still causes into the paper poor flatness, and page has wire mark, structural stability is poor, deflection is low, wears no resistance, and service life is short, increased technical problems such as paper plant's production cost, and a kind of forming net for papermaking of tied double weave is provided.
Technical scheme provided by the present invention is, a kind of forming net for papermaking of tied double weave, and described forming net structure comprises that independently warp, parallel and system's binder warp yarn constitute separately in two systems.
Described first system's warp and first system's parallel interweave and form the upper strata of support page fiber, second system's warp and second system's parallel interweave and form the lower floor of opposing paper machine wearing and tearing, between first system's warp and second system's warp, interweave up and down with the 3rd system's warp and first system's parallel and second system's parallel, the upper and lower are coupled together.
Described forming net for papermaking first system's warp and the 3rd system's warp and first system's parallel interweave and form the upper strata of support page fiber, form the one-tenth paper of forming net.
Described forming net for papermaking second system's warp and the 3rd system's warp and second system's parallel interweave and form the lower floor of opposing paper machine wearing and tearing, form the wear surface of forming net.
Described forming net for papermaking interweaves up and down with the 3rd system's warp and first system's parallel and second system's parallel between first system's warp and second system's warp, and the upper and lower are coupled together.
Described forming net for papermaking the 3rd system's binder warp yarn is made up of the two every group warps of arranging in pairs, alternately interweave mutually with first system's parallel and second system's parallel, when first warp in every group and first system's parallel interweave, second warp and second system's parallel interweave, when second warp in every group and first system's parallel interweaved, first warp and second system's parallel interweaved.Every group two the 3rd system's warps of arranging in pairs alternately interweave with first system's parallel, be equivalent to one first system's warp and first system's parallel interweaves, every group of two warps alternately interweave with second system's parallel, are equivalent to one second system's warp and second system's parallel interweaves.
Described forming net for papermaking can adopt two to weave through the axle system loom.Because described forming net for papermaking has first system's warp, second system's warp and three system's warps of the 3rd system's warp, in weaving process, weaving tension there are differences between three system's warps, best weaving method is to adopt three to weave through the axle system loom, but by optimizing tied double weave structure structural design, make in win system's warp and the 3rd system's warp weaving process tension difference very little, first system's warp and the 3rd system's warp can be same on axle systems, and therefore described forming net for papermaking can adopt two to weave through the axle system loom.
Described forming net for papermaking first system's warp and second system's warp can be same diameter, also can be first system through linear diameter less than second system through linear diameter, first system's warp is identical through linear diameter with the 3rd system.
Described forming net for papermaking first system's parallel diameter is less than second system's parallel diameter.
Described forming net for papermaking first system's warp and the 3rd system are 0.13～0.26mm through linear diameter, and second system is 0.13～0.30mm through linear diameter.
Described forming net for papermaking first system's parallel diameter is 0.11～0.26mm, and second system's parallel diameter is 0.20～0.50mm.
Described forming net for papermaking first system, second system and the 3rd system's warp density sum are 40～70/cm, and first system and second system's weft density sum are 32～60/cm.
Described forming net for papermaking raw material are monofilament polyester and nylon monofilament, and nylon monofilament can be nylon 6, nylon 66 or NYLON610, and the cross section of raw material monofilament is circular.
Adopt technical scheme provided by the present invention, can effectively solve manufacturing technology field at forming net for papermaking, the employing prior art can't fundamentally solve the contradiction between one-tenth paper and the wearing and tearing, still causes into the paper poor flatness, and page has wire mark, structural stability is poor, deflection is low, wears no resistance, and service life is short, technical problems such as paper plant's production cost have been increased, two layers of mesh designed separately about forming net for papermaking of the present invention adopted, and had fundamentally solved the contradiction that becomes between paper and the wearing and tearing, became the paper flatness good, page does not have wire mark, structural stability is good, the deflection height, and ABRASION RESISTANCE is good, long service life has reduced paper plant's production cost.
Description of drawings
Fig. 1 is the one-tenth paper vertical view of access node of the present invention through the forming net for papermaking of access node method tied double weave;
Fig. 2 is the wear surface vertical view of access node of the present invention through the forming net for papermaking of access node method tied double weave;
Fig. 3 is the one-tenth paper vertical view of forming net for papermaking second embodiment of the present invention;
Fig. 4 is the wear surface vertical view of forming net for papermaking second embodiment of the present invention;
Fig. 5 is the one-tenth paper vertical view of forming net for papermaking the 3rd embodiment of the present invention;
Fig. 6 is the wear surface vertical view of forming net for papermaking the 3rd embodiment of the present invention;
Fig. 7 is the one-tenth paper vertical view of forming net for papermaking the 4th embodiment of the present invention;
Fig. 8 is the wear surface vertical view of forming net for papermaking the 4th embodiment of the present invention;
Fig. 9 is the one-tenth paper vertical view of forming net for papermaking the 5th embodiment of the present invention;
Figure 10 is the wear surface vertical view of forming net for papermaking the 5th embodiment of the present invention.
Wherein, among first embodiment, 111～114 is first system's warp thread; 121～124 is second system's warp thread; 131～138 is the 3rd system's warp thread; 141～156 is first system's weft yarn; 161～168 is second system's weft yarn;
Among second embodiment, 211～214 is first system's warp thread; 221～224 is second system's warp thread; 231～238 is the 3rd system's warp thread; 241～264 is first system's weft yarn; 271～286 is second system's weft yarn;
Among the 3rd embodiment, 311--312 is first system's warp thread; 321～326 is second system's warp thread; 331～334 is the 3rd system's warp thread; 341～356 is first system's weft yarn; 361～368 is second system's weft yarn;
Among the 4th embodiment, 411～414 is first system's warp thread; 421～428 is second system's warp thread; 431～434 is the 3rd system's warp thread; 441～456 is first system's weft yarn; 461～468 is second system's weft yarn;
Among the 5th embodiment, 511～513 is first system's warp thread; 521～529 is second system's warp thread; 531～536 is the 3rd system's warp thread; 541～564 is first system's weft yarn; 571～582 is second system's weft yarn.
The specific embodiment
The present invention relates to forming net for papermaking, the forming net for papermaking of a kind of access node of saying so more specifically through access node method tied double weave, be applied in the paper machine wet end, the moisture removal in the slurry is retained in fiber and filler forms the l Water Paper page or leaf on the forming net and be sent to press section.
The technical solution used in the present invention is: a kind of access node is through the forming net for papermaking of access node method tied double weave, its structure comprises two systems warp independently separately, parallel and system's binder warp yarn, first system's warp and the 3rd system's warp and first system's parallel interweave and form the upper strata of support page fiber, be the one-tenth paper of forming net, it is light mainly to be considered to the gauze trace, technical factor such as water filtering performance and fiber fines and filler retention, adopt plain weave construction, its main purpose: fiber fines and filler are had the good supporting support, improve the paper-forming evenness and the smoothness of page, page is easily peeled off.Second system's warp and the 3rd system's warp and second system's parallel interweave and form the lower floor of opposing paper machine wearing and tearing, be the wear surface of forming net, mainly consider technical factors such as tensile strength, structural stability and service life, adopt 4 comprehensive weights through becoming then satin organizational structure, its main purpose: the structural stability that improves wear surface, back weft has floating long line of long latitude and thicker parallel line footpath, the service life of improving forming net.Between first system's warp and second system's warp, interweave up and down with the 3rd system's warp and first system's parallel and second system's parallel, two layers of mesh closely links into an integrated entity about making, and does not produce relative rubbing, slippage.
Tied double weave provided by the present invention adopts up and down, and two layers of mesh designs separately, the upper strata is for becoming paper, be considered to mainly that the gauze trace is light, water filtering performance and technical factors such as fiber fines and filler retention, adopt plain weave construction, its main purpose: fiber fines and filler are had the good supporting support, improve the paper-forming evenness and the smoothness of page, page is easily peeled off; Lower floor is a wear surface, mainly consider technical factors such as tensile strength, structural stability and service life, adopt 4 comprehensive weights through becoming then satin organizational structure, its main purpose: the structural stability that improves wear surface, back weft has floating long line of long latitude and thicker parallel line footpath, the service life of improving forming net.Access node is through interweaving regularly in two layers of mesh up and down, makes up and down that two layers of mesh closely links into an integrated entity, and do not produce relative rubbing, slippage.
In this patent is described, adopt the general versatility term of textile speciality, be explained as follows:
Plain weave: it is 2 that warp-wise and broadwise are organized number average, i.e. Rj=Rw=2, and it is 1 that warp-wise and broadwise fly number average, i.e. Sj=Sw=± 1, warp and parallel are with one on the other the fabric that interweaves and form.
Satin weave: warp-wise and broadwise organize period more than or equal to 5 (except 6), i.e. Rj=Rw 〉=5, and warp-wise and broadwise fly number greater than 1, less than organizing period to subtract 1, remain constantly in whole tissue circulation, and organize period and fly number prime numbers each other.
Become then satin weave: on the basis of common satin weave, the method that adopts the alternative construction point to fly number constitutes.
Heavy through becoming then satin weave: prolong and become then the warp-wise of satin weave and organize the circulation radical, the tissue of gained is called heavy through becoming then satin weave.
Filling-backed weave: have system's warp and two system's parallels to be interwoven.
Double-layered structure: two systems independently warp and parallel are separately arranged, on same loom, form the upper and lower two-layer of fabric.
Tied double weave: the two-layer fabric that closely links together up and down of double-layered structure is called the access node two-layer fabric, and its tissue is called tied double weave.
Access node is through the access node method: between first system's warp and second system's warp, interweave up and down with the 3rd system's warp and first system's parallel and second system's parallel, the upper and lower are coupled together, this access node method is called " access node is through the access node method ".
Content is described the present invention more specifically below in conjunction with description of drawings for a better understanding of the present invention.
To technical staff and the related personnel's reading and the understanding of the industry, the institutional framework of embodiments of the invention is amplified for convenience.
First embodiment
As depicted in figs. 1 and 2, a kind of access node is through the forming net for papermaking of access node method tied double weave, adopt 16 heald frames to weave, by becoming paper (Fig. 1) and wear surface (Fig. 2) is two-layer up and down forms, closely link into an integrated entity by access node two layers of mesh about the access node method is incited somebody to action regularly, do not produce relative rubbing, slippage.
As shown in Figure 1, become paper to interweave with first system's weft yarn 141～156, the formation plain weave by first system's warp thread 111～114 and the 3rd system's warp thread 131～138.The 3rd system's warp thread is rearranged in pairs by every group of two warps, 131,132 is a pair of, 133,134 is a pair of, 135,136 is a pair of, 137,138 is a pair of, every group of two warps alternately interweave with first system's weft yarn 141～156, are equivalent to one first system's warp and first system's parallel interweaves, and first system's warp thread, 111～114 diameters are identical with the 3rd system's warp thread 131～138 diameters.
As shown in Figure 2, wear surface is interweaved by second system's warp thread 121～124 and the 3rd system's warp thread 131～138 and second system's weft yarn 161～168, form 4 combine heavy through becoming then satin organizational structure.The 3rd system's warp thread is rearranged in pairs by every group of two warps, 131,132 is a pair of, 133,134 is a pair of, 135,136 is a pair of, 137,138 is a pair of, and every group of two warps alternately interweave with second system's weft yarn 161～168, is equivalent to one second system's warp and second system's parallel interweaves, second system's warp thread, 121～124 diameters are identical with the 3rd system's warp thread 131～138 diameters, and perhaps second system's warp thread, 121～124 diameters are greater than the 3rd system's warp thread 131～138 diameters.
Second embodiment
As shown in Figure 3 and Figure 4, a kind of access node is through the forming net for papermaking of access node method tied double weave, adopt 16 heald frames to weave, by becoming paper (Fig. 3) and wear surface (Fig. 4) is two-layer up and down forms, closely link into an integrated entity by access node two layers of mesh about the access node method is incited somebody to action regularly, do not produce relative rubbing, slippage.
As shown in Figure 3, become paper to interweave with first system's weft yarn 241～264, the formation plain weave by first system's warp thread 211～214 and the 3rd system's warp thread 231～238.The 3rd system's warp thread is rearranged in pairs by every group of two warps, 231,232 is a pair of, 233,234 is a pair of, 235,236 is a pair of, 237,238 is a pair of, every group of two warps alternately interweave with first system's weft yarn 241～264, are equivalent to one first system's warp and first system's parallel interweaves, and first system's warp thread, 211～214 diameters are identical with the 3rd system's warp thread 231～238 diameters.
As shown in Figure 4, wear surface is interweaved by second system's warp thread 221～224 and the 3rd system's warp thread 231～238 and second system's weft yarn 271～286, form 4 combine heavy through becoming then satin organizational structure.The 3rd system's warp thread is rearranged in pairs by every group of two warps, 231,232 is a pair of, 233,234 is a pair of, 235,236 is a pair of, 237,238 is a pair of, and every group of two warps alternately interweave with second system's weft yarn 271～286, is equivalent to one the 3rd system's warp and second system's parallel interweaves, second system's warp thread, 221～224 diameters are greater than the 3rd system's warp thread 231～238 diameters, and perhaps second system's warp thread, 221～224 diameters are greater than the 3rd system's warp thread 231～238 diameters.
The 3rd embodiment
As shown in Figure 5 and Figure 6, a kind of access node is through the forming net for papermaking of access node method tied double weave, adopt 12 heald frames to weave, by becoming paper (Fig. 5) and wear surface (Fig. 6) is two-layer up and down forms, closely link into an integrated entity by access node two layers of mesh about the access node method is incited somebody to action regularly, do not produce relative rubbing, slippage.
As shown in Figure 5, become paper to interweave with first system's weft yarn 341～356, the formation plain weave by first system's warp thread 311,312 and the 3rd system's warp thread 331～334.The 3rd system's warp thread is rearranged in pairs by every group of two warps, 331,332 is a pair of, 333,334 is a pair of, every group of two warps alternately interweave with first system's weft yarn 341～356, be equivalent to one first system's warp and first system's parallel interweaves, first system's warp thread, 311,312 diameters are identical with the 3rd system's warp thread 331～334 diameters.
As shown in Figure 6, wear surface is interweaved by second system's warp thread 321～326 and the 3rd system's warp thread 331～334 and second system's weft yarn 361～368, form 4 combine heavy through becoming then satin organizational structure.The 3rd system's warp thread is rearranged in pairs by every group of two warps, 331,332 is a pair of, 333,334 is a pair of, every group of two warps alternately interweave with second system's weft yarn 361～368, be equivalent to one second system's warp and second system's parallel interweaves, second system's warp thread, 321～326 diameters are identical with the 3rd system's warp thread 331～334 diameters.
The 4th embodiment
As shown in Figure 7 and Figure 8, a kind of access node is through the forming net for papermaking of access node method tied double weave, adopt 16 heald frames to weave, by becoming paper (Fig. 7) and wear surface (Fig. 8) is two-layer up and down forms, closely link into an integrated entity by access node two layers of mesh about the access node method is incited somebody to action regularly, do not produce relative rubbing, slippage.
As shown in Figure 7, become paper to interweave with first system's weft yarn 441～456, the formation plain weave by first system's warp thread 411～414 and the 3rd system's warp thread 431～434.The 3rd system's warp thread is rearranged in pairs by every group of two warps, 431,432 is a pair of, 433,434 is a pair of, every group of two warps alternately interweave with first system's weft yarn 441～456, be equivalent to one first system's warp and first system's parallel interweaves, first system's warp thread, 411～414 diameters are identical with the 3rd system's warp thread 431～434 diameters.
As shown in Figure 8, wear surface is interweaved by second system's warp thread 421～428 and the 3rd system's warp thread 431～434 and second system's weft yarn 461～468, form 4 combine heavy through becoming then satin weave stitch-varied construction.The 3rd system's warp thread is rearranged in pairs by every group of two warps, 431,432 is a pair of, 433,434 is a pair of, every group of two warps alternately interweave with second system's weft yarn 461～468, be equivalent to one second system's warp and second system's parallel interweaves, second system's warp thread, 421～428 diameters are identical with the 3rd system's warp thread 431～434 diameters, but second system's warp thread, 421～428 diameters also can be greater than the 3rd system's warp thread 431～434 diameters.
The 5th embodiment
As Fig. 9 and shown in Figure 10, a kind of access node is through the forming net for papermaking of access node method tied double weave, adopt 18 heald frames to weave, by becoming paper (Fig. 9) and wear surface (Figure 10) is two-layer up and down forms, closely link into an integrated entity by access node two layers of mesh about the access node method is incited somebody to action regularly, do not produce relative rubbing, slippage.
As shown in Figure 9, become paper to interweave, form plain weave by first system's warp thread 511～513 and the 3rd system's warp thread 531～536 first system's weft yarns 541～564.The 3rd system's warp thread is rearranged in pairs by every group of two warps, 531,532 is a pair of, 533,534 is a pair of, 535,536 is a pair of, every group of two warps alternately interweave with first system's weft yarn 541～564, be equivalent to one first system's warp and first system's parallel interweaves, first system's warp thread, 511～513 diameters are identical with the 3rd system's warp thread 531～536 diameters.
As shown in figure 10, wear surface is interweaved by second system's warp thread 521～529 and the 3rd system's warp thread 531～536 and second system's weft yarn 571～582, form 6 combine heavy through becoming then satin organizational structure.The 3rd system's warp thread is rearranged in pairs by every group of two warps, 531,532 is a pair of, 533,534 is a pair of, 535,536 is a pair of, every group of two warps alternately interweave with second system's weft yarn 571～582, be equivalent to one second system's warp and second system's parallel interweaves, second system's warp thread, 521～529 diameters are identical with the 3rd system's warp thread 531～536 diameters.
Embodiment described above does not also mean that restriction to the specific embodiment of the invention; but to the technical staff of the industry technology contents of the present invention is disclosed completely; some improvement of making for not breaking away from the principle of the invention all are considered as protection scope of the present invention.
Claims (10)
1, a kind of forming net for papermaking of tied double weave is characterized in that, described forming net structure comprises that independently warp, parallel and system's binder warp yarn constitute separately in two systems.
2, according to the forming net for papermaking of the described tied double weave of claim 1, it is characterized in that, described first system's warp and first system's parallel interweave and form the upper strata of support page fiber, second system's warp and second system's parallel interweave and form the lower floor of opposing paper machine wearing and tearing, between first system's warp and second system's warp, interweave up and down with the 3rd system's warp and first system's parallel and second system's parallel, the upper and lower are coupled together.
3. according to the forming net for papermaking of claim 1 or 2 described tied double weaves, it is characterized in that, described forming net for papermaking first system's warp and the 3rd system's warp and first system's parallel interweave and form the upper strata of support page fiber, form the one-tenth paper of forming net.
4. according to the forming net for papermaking of the described tied double weave of claim 3, it is characterized in that, described forming net for papermaking second system's warp and the 3rd system's warp and second system's parallel interweave and form the lower floor of opposing paper machine wearing and tearing, form the wear surface of forming net.
5. according to the forming net for papermaking of the described tied double weave of claim 4, it is characterized in that, described forming net for papermaking is between first system's warp and second system's warp, interweave up and down with the 3rd system's warp and first system's parallel and second system's parallel, the upper and lower are coupled together.
6. according to the forming net for papermaking of the described tied double weave of claim 5, it is characterized in that, described forming net for papermaking the 3rd system's binder warp yarn is made up of the two every group warps of arranging in pairs, alternately interweave mutually with first system's parallel and second system's parallel, when first warp in every group and first system's parallel interweave, second warp and second system's parallel interweave, and when second warp in every group and first system's parallel interweaved, first warp and second system's parallel interweaved.Every group two the 3rd system's warps of arranging in pairs alternately interweave with first system's parallel, be equivalent to one first system's warp and first system's parallel interweaves, every group of two warps alternately interweave with second system's parallel, are equivalent to one second system's warp and second system's parallel interweaves.
7. according to the forming net for papermaking of the described tied double weave of claim 6, it is characterized in that described forming net for papermaking can adopt two to weave through the axle system loom.
8. according to the forming net for papermaking of the described tied double weave of claim 7, it is characterized in that, described forming net for papermaking first system's warp and second system's warp can be same diameter, also can be first system through linear diameter less than second system through linear diameter, first system's warp is identical through linear diameter with the 3rd system; Described forming net for papermaking first system's parallel diameter is less than second system's parallel diameter.
9. the forming net for papermaking of described tied double weave according to Claim 8 is characterized in that described forming net for papermaking first system's warp and the 3rd system are 0.13～0.26mm through linear diameter, and second system is 0.13～0.30mm through linear diameter; Described forming net for papermaking first system's parallel diameter is 0.11～0.26mm, and second system's parallel diameter is 0.20～0.50mm.
10. according to the forming net for papermaking of the described tied double weave of claim 9, it is characterized in that, described forming net for papermaking first system, second system and the 3rd system's warp density sum are 40～70/cm, and first system and second system's weft density sum are 32～60/cm; Described forming net for papermaking raw material are monofilament polyester and nylon monofilament, and nylon monofilament can be a nylon, and the cross section of raw material monofilament is circular.
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| CN101644009A (en) * | 2009-08-25 | 2010-02-10 | 袁丽君 | Fabric for filtering and paper-making |
| CN101831831A (en) * | 2010-05-19 | 2010-09-15 | 安徽华辰造纸网股份有限公司 | Three-layer forming net for paper making |
| CN103643582A (en) * | 2013-11-27 | 2014-03-19 | 安徽华辰造纸网股份有限公司 | Method for manufacturing forming fabric for warp connection paper making |
| CN107164990A (en) * | 2017-06-19 | 2017-09-15 | 太仓市宇航造纸机械厂 | A kind of paper machine lining cloth |
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