WO1993012855A1 - Mise en faisceau et chargement de filaments et appareil a cet effet - Google Patents

Mise en faisceau et chargement de filaments et appareil a cet effet Download PDF

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Publication number
WO1993012855A1
WO1993012855A1 PCT/JP1988/000317 JP8800317W WO9312855A1 WO 1993012855 A1 WO1993012855 A1 WO 1993012855A1 JP 8800317 W JP8800317 W JP 8800317W WO 9312855 A1 WO9312855 A1 WO 9312855A1
Authority
WO
WIPO (PCT)
Prior art keywords
yarn
bundle
belt means
cylindrical
thread
Prior art date
Application number
PCT/JP1988/000317
Other languages
English (en)
Japanese (ja)
Inventor
Akira Asanuma
Tomonori Shida
Original Assignee
Akira Asanuma
Tomonori Shida
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Akira Asanuma, Tomonori Shida filed Critical Akira Asanuma
Priority to US07/416,316 priority Critical patent/US5064496A/en
Publication of WO1993012855A1 publication Critical patent/WO1993012855A1/fr

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C63/00Lining or sheathing, i.e. applying preformed layers or sheathings of plastics; Apparatus therefor
    • B29C63/18Lining or sheathing, i.e. applying preformed layers or sheathings of plastics; Apparatus therefor using tubular layers or sheathings
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D63/00Apparatus in general for separation processes using semi-permeable membranes
    • B01D63/02Hollow fibre modules
    • B01D63/021Manufacturing thereof
    • B01D63/0233Manufacturing thereof forming the bundle
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65HHANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H51/00Forwarding filamentary material
    • B65H51/015Gathering a plurality of forwarding filamentary materials into a bundle
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65HHANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H51/00Forwarding filamentary material
    • B65H51/14Aprons, endless belts, lattices, or like driven elements
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65HHANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2701/00Handled material; Storage means
    • B65H2701/30Handled filamentary material
    • B65H2701/31Textiles threads or artificial strands of filaments

Definitions

  • the present invention relates to a method for more tightly bundling yarns composed of a large number of fibrous objects, a method for mounting the bundled body in a cylindrical container, and a device therefor. It is provided.
  • the present invention provides an improved hollow fiber convergence method, an installation method, and an apparatus suitable for manufacturing a hollow fiber type fluid separator suitable for fluid separation.
  • Fluid separators are available in the form of a fluid separation membrane, such as a flat plate, a tube, a hollow fiber, etc., where ⁇ is the hollow fiber and the membrane area is as large as the size of the case. Because of its large size, the fluid separator itself is compact and has many advantages such as easy operability.In recent years, hollow fiber type fluid separators have become It is becoming mainstream.
  • the manufacturing process of the hollow fiber type fluid separator consists of (1) making a predetermined number of hollow bundles, (2) storing them in a plastic case, that is, in a cylindrical container, and (3) Using a resin such as urethane, a hollow fiber is bonded and fixed to both ends of the case, and both ends are cut to form a hollow fiber opening, and the fluid distribution plate ( Header (1) is fixed.
  • a resin such as urethane
  • Header (1) is fixed.
  • the bundle of hollow fiber bundles and the storage in the case manual methods have been the mainstream than before, and there is a tendency for product quality parachutes to occur, and production efficiency is low.
  • the development of a new method was desired. In particular, it has been strongly desired to efficiently perform a bundle bundled in a compact for accommodating a large number of hollow fiber bundles in a case.
  • the hollow fiber bundles obtained by the bundling method may have a flat cross-section, a round or square rod-like cross-section. Then, in order to mount the hollow bundle in the case, the cross-sectional shape of the hollow fiber bundle is stored, that is, the cross-sectional shape is almost the same as the cross-sectional shape of the inner surface of the case to be mounted, and the cross-sectional shape is circular. If the cross-sectional shape is elliptical or rectangular, the major and minor diameters or the vertical and horizontal dimensions are almost the same as or slightly smaller than the inner surface of the case. It is necessary to be.
  • the above conditions are satisfied and the case can be mounted as it is. However, if the above conditions are not satisfied, the shape of the hollow fiber bundle is satisfactorily modified. Must .
  • the shape of the hollow fiber bundle has been usually corrected almost manually because it is difficult to implement by a machine. Then, the hollow fiber bundle, which has been manually corrected, is further slowly and carefully placed into a cylindrical plastic case by manual work. Was the usual method. But, if it is performed manually, there are many factors that depend on the skills of the individual workers, so that not only productivity is high, but also the quality of the products must be uneven.
  • the present invention solves the above problems.
  • the method of mounting a selectively permeable hollow fiber bundle in a cylindrical container for a fluid separator is described as follows.
  • the end of the hollow fiber bundle is tied with a tape, and one by one from one end of the cylindrical container is manually pushed in and out, and a longer string than the cylindrical container is used. After passing one end of the string through the tubular container and attaching one end of the string to the hollow fiber bundle, the other end of the string was pulled in by pulling in.
  • An object of the present invention is to improve the conventional drawbacks and to provide a method and apparatus for stably tying the yarn with high production efficiency.
  • it is intended to improve the convergence method of hollow fiber bundles, which is a part of the manufacturing process of a hollow fiber type fluid separator that requires the storage of hollow fiber bundles at high density. .
  • an object of the present invention is to improve the process of mounting the hollow fiber bundle on the cylindrical container to a method suitable for automatic mechanization, so that the hollow fiber can be more stably and with high productivity. It is intended to make it possible to manufacture mold fluid cones.
  • a tubular member having a tapered annular portion at one end is first inserted into a tubular container, and a hollow fiber bundle is inserted from the tapered portion side.
  • the inventor has found that the mounting method can be performed stably and efficiently without adversely affecting the hollow fiber bundle, and arrived at the mounting method and the apparatus of the present invention. It is a thing.
  • the yarn is gripped by squeezing a part of a traveling belt means into a cylindrical shape, and the yarn is gripped.
  • a plurality of yarn bundling methods characterized in that after the yarn is moved a predetermined distance together with the belt means in a state, the gripping of the yarn by the belt means is released.
  • a belt collecting means for releasing the grip of the yarn after the yarn is formed.
  • a cylindrical member having an annular portion having an inner diameter that increases toward the tip at one end is provided in the cylindrical container.
  • At least one end supports a feeding means of the yarn bundle with a tape member wound at the end, and a tubular member having an annular portion having an inner diameter increasing toward the end at one end.
  • Means for fixing the cylindrical member; means for moving the cylindrical container for gripping and moving the cylindrical container; and movement of the yarn bundle for gripping and moving the tip of the yarn bundle Further, a tubular container is placed over the tubular member from the other end of the tubular member, and the thread bundle is inserted into the tubular member from the one end, and the distal end is inserted into the tubular member.
  • FIG. 1 and FIG. 2 schematically show the structure of a preferred embodiment of the yarn bundling apparatus of the present invention.
  • FIG. 1 is a front view of the device
  • FIG. 2 is a plan view of the device.
  • 1 is a hollow fiber bundle
  • 2 is an endless belt
  • 3 is a drawing jig
  • 4 is a focusing nozzle
  • 5 is a case
  • 6, 6 and 7.8 are endless belt driving rollers. is there.
  • Reference numeral 9 denotes the end of the hollow fiber bundle mounted in the case.
  • FIG. 3 to FIG. 6 schematically show preferred embodiments of the method for mounting a yarn bundle according to the present invention in a state of each step.
  • Fig. 3 is a schematic diagram of the tubular member itself
  • Fig. 4 is a schematic cross-sectional view of the tubular member when it is covered with a tubular container.
  • Fig. 5 is a schematic diagram of a further loaded hollow fiber bundle.
  • FIG. 6 is a cross-sectional view, and FIG. 6 shows a state where the end of the hollow fiber bundle and the cylindrical container are gripped.
  • 21 is an annular portion
  • 22 is an inner surface
  • 23 is a support member
  • 24 is a cutout portion
  • 25 is a sleeve member
  • 26 is a cylindrical container
  • 2 is a cylindrical container.
  • 7 indicates a hollow fiber bundle
  • 28 indicates an adhesive tape
  • 29 and 30 indicate gripping means.
  • FIG. 1 is a front view showing the structure of a yarn bundling apparatus according to an embodiment of the present invention
  • FIG. 2 is a plan view
  • a hollow fiber bundle ⁇ ⁇ as a yarn is a belt means.
  • the endless belt 2, the squeezing jig 3 as squeezing means, and the focusing nozzle 4 as nozzle means are focused into a substantially appropriate shape and mounted in the case 5. It is a sign that it has been released.
  • End lever 2 is driven by rollers 6, 7 or 8.
  • the arrows in the figure indicate the direction of movement of the hollow fiber bundle, belt, or roller.
  • the hollow fiber bundle 1 is supplied to the apparatus of the present invention by supplying the yarn 1 consisting of the hollow fiber bundle almost aligned in parallel to the endless belt 2. At the same speed as Endless Level 2.
  • the endless belt 2 is narrowed down by the drawing jig 3 and the convergence gradually progresses.
  • the hollow fiber bundle ⁇ may be gripped by a mouth pot (not shown) and brought near the drawing jig 3, or the roller 8 may be supplied.
  • a mouth pot not shown
  • the roller 8 may be supplied.
  • the hollow fiber bundle 1 As the hollow fiber bundle 1 is converged from a wide state, it may bulge in the height direction, but the bulge is large and the endless belt 2 meshes with In this case, it is also possible to install a press roller or guide 10 as a press means above the yarn 1 at the position where the bundled yarn ⁇ is buried in the height direction to prevent bulging. . '
  • the endless belt 2 is rolled into a state like seaweed of rolled sushi.
  • the hollow fiber bundle 1 converged by the drawing jig 3 is finally converged into an appropriate shape by the converging nozzle 4, and then into the case 5 placed in front thereof. It is, of course, necessary to design the shape of the focusing nozzle 4 appropriately for the inner shape of the case 5 in which the hollow fiber bundle ⁇ is mounted.
  • the drawing jig 3 and the focusing nozzle 4 may be integrated, or the drawing jig 3 may also serve as the focusing nozzle 4.
  • the hollow fiber bundle 1 provided in the case 5 is It is necessary to cut at the length, but this is the end of the hollow fiber bundle 1.
  • the running of the end belt 2 is temporarily stopped, and the hollow fiber bundle is positioned at a predetermined position between the focusing nozzle 4 and the case 5.
  • This is achieved by fixing 1 with an adhesive tape 14 or the like and cutting it with a cutting means 16 such as knife so that the adhesive tape is left at both ends after cutting.
  • a switch or the like provided with a detecting means 12 using the light at the tip 9 can be used.
  • the hollow fiber bundle 1 The hollow fiber is partially damaged by the endless belt 2 and is not preferred.
  • guide pins etc. may be installed before and after the squeezing jig 3 to make the overlapping direction of the endless belt 2 constant.
  • a hole is made in the squeezing jig 3 at right angles to the direction of travel of the end belt 2, and compressed air is introduced therefrom to stabilize the overlapping direction of the end belt 2. You can do it. In such a state, the endless belt 2 grips the hollow fiber bundle ⁇ , and the endless belt 2 advances while holding the hollow fiber bundle ⁇ .
  • Bundle 1 also travels at almost the same speed as endless belt 2. Then, the flow proceeds to the converging nozzle 4, but the outlet of the converging nozzle 4 needs to have an appropriate shape in accordance with the inner shapes of the hollow fiber bundle 1 and the case 5.
  • the converging nozzle 4 has a function of determining the final shape of the hollow fiber bundle 1, and at the same time, inverting the endless belt 2 wrapped up to the end of the converging nozzle 4 to spread the endless belt 2 into a planar shape. It is. As described above, a practical distance of gripping the hollow fiber bundle with the belt and releasing the grip is about 5 c to about 200, and more preferably 10 to 200. ⁇ 2 is preferred.
  • the belt means used in the present invention may be any means suitable for the purpose of the invention, but generally a rubber belt or a loose cloth belt is preferred. (Specific examples of this include a structure in which a piece of adhesive rubber is applied to both sides and a cloth covered with adhesive rubber or a structure in which a piece of cloth is provided with adhesive rubber on both sides, etc.)
  • Cloth layer rubber belt, steel code rubber belt with cover rubber on both sides of steel code layer, rubber belt made of rubber only, or loose cloth coated or impregnated with resin Belts can be used, but cloth rubber belts and woven belts are preferred, etc.
  • the material of the power rubber is not particularly limited, but natural rubber, a.
  • Soprene rubber, butyl rubber, net Plain rubber, NiBR, SBR, urethane, silicone, and the like, and urethane, silicone, epoxy, and the like are practical as resins for coating or impregnation.
  • the form of the belt means and For this reason, it is preferable that the belt on the flat plate forms a ring and becomes an endless, and the thickness is 0.5 to 2 thighs and the width is 0.5 to 2 thighs.
  • the method and the apparatus for mounting a yarn bundle of the present invention are characterized in that a cylindrical member having an annular portion at one end having an inner diameter increasing toward the tip is used.
  • FIG. 3 shows a preferred embodiment of the heel tubular member.
  • the cylindrical member shown in FIG. 3 has a configuration in which the inner surface 22 of the annular portion 21 has an inner diameter that increases toward the tip end, and the annular portion 21 is supported and fixed.
  • a tapered shape having a support member 23 and a reduced diameter toward the opposite side of the annular portion 21 in a state in which the sheet-like material is further overlapped with the cut portion 24.
  • a substantially tubular sleeve member 25 formed with a groove.
  • the annular portion is made of a metal ring such as stainless steel, aluminum or the like, and at least the inner surface is made of, for example, a polyolefin.
  • Low friction resistance with hollow fiber bundles by coating or satin finish with fluororesin or silicone resin such as chemical polyethylene. It can be used to make plastic or plastic rings such as fluorocarbon resin.
  • the inner surface side has a tapered shape in which the diameter increases toward the end.
  • a plastic sheet such as a fluororesin, an aged refined resin, or the like may be used. If necessary, the frictional resistance with the hollow fiber bundle may be reduced by embossing or the like.
  • such a tubular member is inserted into a tubular container for a fluid separator, and a yarn bundle such as a selectively permeable hollow fiber bundle or the like is inserted from the annular portion inside the tubular member.
  • a yarn bundle such as a selectively permeable hollow fiber bundle or the like is inserted from the annular portion inside the tubular member.
  • it is characterized by being in a state of being protruded to the opposite side of the cylindrical container.
  • Figures 4 and 5 show examples of these preferred embodiments. That is, as shown in FIG. 3, the cylindrical member provided with the annular portion 21 and the sleep member 25 is replaced with the cylindrical container 26 from the tip of the slip member as shown in FIG. After that, the hollow fiber bundle 27 with the adhesive tape 28 wound around both ends as shown in FIG. 5 is mounted in the sleeve member 25 from the annular portion 21.
  • the end of the long hollow fiber bundle in which the adhesive tape is wrapped around only the tip may be loaded in the sleep member.
  • the ring-shaped portion 2 It is desirable that the adhesive tape is wrapped around the hollow fiber bundle near 1 and cut with a knife or the like.
  • the hollow fiber bundle is mounted in the cylindrical container by gripping the cylindrical container and the protruding portion of the hollow fiber bundle that is thus flagged and protruded. It is characterized in that the tubular member is pulled out to the annular part side in the state.
  • FIG. 6 illustrates the preferred embodiment. That is, for the one obtained as shown in FIGS. 3 to 5, the cylindrical container 26 is gripped by the gripping means 29, and the end of the projecting portion of the hollow bundle 27 is gripped by the gripping means 30. After gripping, the two are moved to the gripping means 30 side at the same speed, so that they are fixed to the fixing means 23. By pulling out only the tubular member provided with the annular portion 21 and the sleeve member 25, a tubular container provided with a hollow fiber bundle is obtained.
  • the tubular member may be movable
  • the yarn referred to in the present invention may be any one of a large number of hollow fibers and any number of mediums, regardless of the type of the fibers. It is more effective.
  • the fibrous material that is preferably used in the present invention is a hollow fiber which is used for fluid separation such as liquid separation and gas separation and has selective permeability. Specific examples are those that have selective permeabilities that are suitable for liquid separation such as dialysis, reverse osmosis, and ultrafiltration, and gas separation such as oxygen enrichment. Is given.
  • the fibrous material may be a hollow fiber used as a support for providing a permselective membrane thereto by coating or the like. Good. Hollow fibers particularly suitable for the method of the present invention are those for treating body fluids such as hemodialysis, hemofiltration, plasma separation, ascites treatment, and artificial lung.
  • the material of the hollow fiber is not particularly limited, but in the case of treating body fluids, for example, cellulose, cellulose ester, polyethylene-vinyl alcohol copolymer, etc. , Polymethylmethacrylate, polysulfone, polyethersulfone, polyacrylonitrile, and the like.
  • a circular fiber is usually used, but for example, a hollow fiber having a fin on the outside or
  • the hollow fiber may be crimped, and other thin fibers may be spirally wound around the outer periphery.
  • the hollow fiber preferably has an inner diameter of 10 to 1,000, and more preferably 20 to 30, and has a wall thickness of 3 to 300, more preferably 5 to 100, especially 6 to 100. Those in the 30 range are preferred.
  • Article II of the present invention is preferable because the effect of the invention can be advantageously exhibited when the number of such filamentous materials is in the range of 2,000 to 200,000, and more preferably in the range of 5,000 to 20.000.
  • the fluid separator may be, for example, reverse osmosis, ultrafiltration, or dialysis.
  • gas separation such as oxygen enrichment and He separation.
  • the method is stable and effective. The installation of hollow yarn bundles is easy due to productivity.
  • the yarn bundling method and the apparatus thereof of the present invention it is possible to automatically and densely bundle a bundle of fibrous materials such as hollow fibers, and furthermore, to automatically perform the case automatically. It is possible to automatically repeat the operation of filling the inside, stopping at an appropriate position, and then cutting at a predetermined place, which substantially reduces the length of the fiber. Very stable and easy to obtain an equal straight bundle. In addition, take out the case filled with the hollow fiber bundle and supply the empty case. It is also possible to perform the operation automatically.
  • the hollow fiber bundle is efficiently inserted into the fluid separation tubular container without damaging the selectively permeable hollow fiber bundle.
  • Very efficient and high productivity hollow fibers can be loaded with the yarn bundles, especially with automated equipment that can carry out the method of the invention.
  • Bundle attachment is possible.
  • the present invention is a revolutionary innovation of the conventional method, and is an epoch-making method that greatly reduces labor in the manufacturing process, significantly improves productivity, and further stabilizes quality. It is.

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  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)

Abstract

L'invention concerne un procédé de mise en faisceau de filaments ainsi qu'un appareil prévu à cet effet, destinés à mettre en faisceau des filaments creux composés d'un grand nombre de matières fibreuses, notamment des faisceaux de filaments creux ayant une mince paroi présentant une perméabilité sélective, consistant à contracter cylindriquement une partie d'un dispositif à courroie en mouvement destiné à maintenir les filaments, à déplacer les filaments se trouvant dans cet état avec le dispositif à courroie sur une distance prédéterminée, et à libérer les filaments maintenus par le dispositif à courroie. L'invention concerne également un procédé de chargement de faisceau de filaments ainsi qu'un appareil prévu à cet effet destiné à être utilisé lorsque l'élément de faisceau de filaments est chargé dans un récipient cylindrique, lequel comprend les étapes consistant à placer un élément cylindrique doté, au niveau d'une de ses extrémités, d'une partie annulaire, dont le diamètre décroît vers son extrémité, dans le récipient cylindrique, à charger l'élément de faisceau de filaments dans le récipient cylindrique à partir du côté de ladite extrémité de sorte que le bout de l'élément de faisceau de filaments soit saillant de l'autre côté du récipient cylindrique, et à retirer ledit élément cylindrique vers ledit côté terminal tandis que l'on maintient l'élément de faisceau de filaments chargé dans le récipient cylindrique, l'extrémité saillante et le récipient cylindrique étant maintenus ensemble.
PCT/JP1988/000317 1987-03-30 1988-03-30 Mise en faisceau et chargement de filaments et appareil a cet effet WO1993012855A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US07/416,316 US5064496A (en) 1987-03-30 1988-03-30 Methods for collecting and loading yarns and apparatuses therefor

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP62074454A JPS63242307A (ja) 1987-03-30 1987-03-30 中空糸束の装填方法
JP62/74454 1987-03-30

Publications (1)

Publication Number Publication Date
WO1993012855A1 true WO1993012855A1 (fr) 1993-07-08

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Application Number Title Priority Date Filing Date
PCT/JP1988/000317 WO1993012855A1 (fr) 1987-03-30 1988-03-30 Mise en faisceau et chargement de filaments et appareil a cet effet

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JP (1) JPS63242307A (fr)
WO (1) WO1993012855A1 (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2013158687A (ja) * 2012-02-03 2013-08-19 Mitsubishi Rayon Cleansui Co Ltd 中空糸膜モジュールの製造方法およびガイド部材
JP6252376B2 (ja) * 2014-06-24 2017-12-27 三菱ケミカル株式会社 多管式分離膜モジュールの組立方法
JP7196609B2 (ja) * 2018-01-23 2022-12-27 東レ株式会社 高密度糸束の製造方法およびそれを用いた血液浄化カラムの製造方法
CN110241640B (zh) * 2019-05-31 2022-01-04 巨力索具股份有限公司 带纬向束缚的环形吊装带的制作方法

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6080463A (ja) * 1983-10-12 1985-05-08 東レ株式会社 中空糸型膜分離器の製造装置
JPS62171710A (ja) * 1986-01-23 1987-07-28 Teijin Ltd 糸条集束方法及びその装置

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6082105A (ja) * 1983-10-12 1985-05-10 Toray Ind Inc 中空糸型膜分離器の製造方法およびその製造装置
JPS6186906A (ja) * 1984-06-12 1986-05-02 Jgc Corp 中空糸濾過膜集束体の装着方法

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6080463A (ja) * 1983-10-12 1985-05-08 東レ株式会社 中空糸型膜分離器の製造装置
JPS62171710A (ja) * 1986-01-23 1987-07-28 Teijin Ltd 糸条集束方法及びその装置

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Publication number Publication date
JPS63242307A (ja) 1988-10-07
JPH044010B2 (fr) 1992-01-27

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