IT7950417A0 - IMPROVEMENT IN DIALYSIS MEMBRANES IN THE FORM OF HOLLOW THREAD IN REGENERATED CELLULOSE - Google Patents
IMPROVEMENT IN DIALYSIS MEMBRANES IN THE FORM OF HOLLOW THREAD IN REGENERATED CELLULOSEInfo
- Publication number
- IT7950417A0 IT7950417A0 IT7950417A IT5041779A IT7950417A0 IT 7950417 A0 IT7950417 A0 IT 7950417A0 IT 7950417 A IT7950417 A IT 7950417A IT 5041779 A IT5041779 A IT 5041779A IT 7950417 A0 IT7950417 A0 IT 7950417A0
- Authority
- IT
- Italy
- Prior art keywords
- improvement
- regenerated cellulose
- dialysis membranes
- hollow thread
- thread
- Prior art date
Links
- 238000000502 dialysis Methods 0.000 title 1
- 239000012528 membrane Substances 0.000 title 1
- 239000004627 regenerated cellulose Substances 0.000 title 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D69/00—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor
- B01D69/08—Hollow fibre membranes
- B01D69/082—Hollow fibre membranes characterised by the cross-sectional shape of the fibre
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D71/00—Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
- B01D71/06—Organic material
- B01D71/08—Polysaccharides
- B01D71/10—Cellulose; Modified cellulose
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
- D01D5/00—Formation of filaments, threads, or the like
- D01D5/20—Formation of filaments, threads, or the like with varying denier along their length
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
- D01D5/00—Formation of filaments, threads, or the like
- D01D5/24—Formation of filaments, threads, or the like with a hollow structure; Spinnerette packs therefor
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE7829409U DE7829409U1 (en) | 1978-10-02 | 1978-10-02 | Dialysis membrane hollow thread with a larger exchange surface |
DE7838339 | 1978-12-23 | ||
DE19782856123 DE2856123A1 (en) | 1978-12-23 | 1978-12-23 | Dialysis membrane comprising thin walled hollow cellulose fibre - extruded from cuprammonium soln. of cellulose, used in haemodialysis |
DE2906576A DE2906576C2 (en) | 1978-10-02 | 1979-02-21 | Method for spinning hollow filaments |
Publications (2)
Publication Number | Publication Date |
---|---|
IT7950417A0 true IT7950417A0 (en) | 1979-10-01 |
IT1164715B IT1164715B (en) | 1987-04-15 |
Family
ID=27432366
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT50417/79A IT1164715B (en) | 1978-10-02 | 1979-10-01 | IMPROVEMENT IN CABLE WIRE DIALYSIS MEMBRANES IN REGENERATED CELLULOSE |
Country Status (5)
Country | Link |
---|---|
FR (1) | FR2444486A1 (en) |
GB (1) | GB2038232B (en) |
IT (1) | IT1164715B (en) |
LU (1) | LU81737A1 (en) |
NL (1) | NL7907214A (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3049247A1 (en) * | 1980-12-27 | 1982-07-29 | Akzo Gmbh, 5600 Wuppertal | DIALYSIS MEMBRANE FILM |
JPS5860010A (en) * | 1981-10-01 | 1983-04-09 | Asahi Chem Ind Co Ltd | Hollow fiber and dialytic membrane consisting of said hollow fiber |
JPS59150501A (en) * | 1983-02-18 | 1984-08-28 | Terumo Corp | Hollow fiber for dialysis |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE123476C (en) * | 1960-09-19 | |||
FR1539221A (en) * | 1966-09-02 | 1968-09-13 | Hans Joachim Dietzsch G M B H | Exchanger and diffuser device |
US3888771A (en) * | 1972-06-02 | 1975-06-10 | Asahi Chemical Ind | Hollow fibers of cuprammonium cellulose and a process of the manufacture of same |
US4127625A (en) * | 1975-03-27 | 1978-11-28 | Daicel Ltd. | Process for preparing hollow fiber having selective gas permeability |
US4031012A (en) * | 1975-09-17 | 1977-06-21 | Gics Pharmaceuticals, Inc. | Separatory apparatus |
GB1566581A (en) * | 1975-12-29 | 1980-05-08 | Nippon Zeon Co | Hollow fibres and methods of manufacturing such fibres |
IL52259A (en) * | 1976-06-22 | 1981-02-27 | Akzo Nv | Dialysis membrane and its manufacture |
FR2380052A1 (en) * | 1977-02-11 | 1978-09-08 | Akzo Nv | DIALYSIS MEMBRANE FOR HEMODIALYSIS |
-
1979
- 1979-09-28 LU LU81737A patent/LU81737A1/en unknown
- 1979-09-28 NL NL7907214A patent/NL7907214A/en not_active Application Discontinuation
- 1979-10-01 IT IT50417/79A patent/IT1164715B/en active
- 1979-10-02 GB GB7934087A patent/GB2038232B/en not_active Expired
- 1979-10-05 FR FR7924879A patent/FR2444486A1/en not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
IT1164715B (en) | 1987-04-15 |
GB2038232A (en) | 1980-07-23 |
FR2444486A1 (en) | 1980-07-18 |
NL7907214A (en) | 1980-06-25 |
GB2038232B (en) | 1983-01-06 |
LU81737A1 (en) | 1980-01-24 |
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