NL150016C - Membraan voor omgekeerde osmose van celluloseacetaat. - Google Patents

Membraan voor omgekeerde osmose van celluloseacetaat.

Info

Publication number: NL150016C
Authority: NL; Netherlands
Prior art keywords: membrane; cellulose acetate; reverse osmosis; osmosis; cellulose
Prior art date: 1966-05-02

Application number

NL6706134.A

Other languages

English (en)

Dutch (nl)

Other versions

NL6706134A (xx

NL150016B (nl

Original Assignee

Envirogenics Syst

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.)

1966-05-02

Filing date

1967-05-02

Publication date

1980-09-15

1967-05-02 Application filed by Envirogenics Syst filed Critical Envirogenics Syst

1967-11-03 Publication of NL6706134A publication Critical patent/NL6706134A/xx

1976-07-15 Publication of NL150016B publication Critical patent/NL150016B/xx

1980-09-15 Application granted granted Critical

1980-09-15 Publication of NL150016C publication Critical patent/NL150016C/xx

Classifications

- 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
- B01D71/12—Cellulose derivatives
- B01D71/14—Esters of organic acids
- B01D71/16—Cellulose acetate
- 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
- B01D69/02—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor characterised by their properties
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2325/00—Details relating to properties of membranes
- B01D2325/02—Details relating to pores or porosity of the membranes
- B01D2325/022—Asymmetric membranes
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
- B01D61/02—Reverse osmosis; Hyperfiltration ; Nanofiltration
- B01D61/025—Reverse osmosis; Hyperfiltration
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/124—Water desalination
- Y02A20/131—Reverse-osmosis

Landscapes

Chemical & Material Sciences (AREA)
Chemical Kinetics & Catalysis (AREA)
Separation Using Semi-Permeable Membranes (AREA)

NL6706134.A 1966-05-02 1967-05-02 Membraan voor omgekeerde osmose van celluloseacetaat. NL150016C (nl)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US54659166A	1966-05-02	1966-05-02

Publications (3)

Publication Number	Publication Date
NL6706134A NL6706134A (xx)	1967-11-03
NL150016B NL150016B (nl)	1976-07-15
NL150016C true NL150016C (nl)	1980-09-15

Family

ID=24181107

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NL6706134.A NL150016C (nl)	1966-05-02	1967-05-02	Membraan voor omgekeerde osmose van celluloseacetaat.

Country Status (7)

Country	Link
US (1)	US3497072A (xx)
BE (1)	BE697888A (xx)
DE (1)	DE1720054B2 (xx)
ES (1)	ES340033A1 (xx)
GB (1)	GB1159218A (xx)
IL (1)	IL27880A (xx)
NL (1)	NL150016C (xx)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE1068976B (de) *		1959-11-12	Küppers Metaillwerk G.m.b.H., Lötmittelfabrik, Bonn	Verfahren, Weichlotpaste und Vorrichtung zum Löten von gedruckten Schaltungen
DE1136755B (de) *	1960-04-07	1962-09-20	Krone Kg	Chassis fuer fernmeldetechnische Geraete, insbesondere fuer Fernsprechapparate, bei dem die Bauelemente im wesentlichen auf der Oberseite und die Schaltungsdraehte vorwiegend an der Unterseite der Isolierstoff-Chassisplatte angebracht sind
US3720607A (en) *	1970-04-15	1973-03-13	Celanese Corp	Reverse osmosis process employing polybenzimidazole membranes
US4158683A (en) *	1970-04-28	1979-06-19	Del Campo Giovan B	Process for obtaining films and blocks of cellulose acetate particularly for rapid and preparative analytical electrophoresis and for immuno-techniques
US3718722A (en) *	1970-09-17	1973-02-27	Celanese Corp	A method of forming a porous cellulose acetate membrane
US3789993A (en) *	1972-01-06	1974-02-05	Eastman Kodak Co	Cellulosic reverse osmosis membranes having high flux and high salt rejection
GB1388034A (en) *	1972-04-12	1975-03-19	Atomic Energy Authority Uk	Membranes for reverse osmosis
US3878276A (en) *	1972-05-24	1975-04-15	Us Interior	Cellulose acetate blend membranes
JPS5232868B2 (xx) *	1974-06-27	1977-08-24
US4026978A (en) *	1975-07-17	1977-05-31	The United States Of America As Represented By The Secretary Of The Interior	Method of making asymmetric cellulose triacetate membranes
US4077407A (en) *	1975-11-24	1978-03-07	Alza Corporation	Osmotic devices having composite walls
DE2621519C3 (de) *	1976-05-14	1982-07-15	Sartorius GmbH, 3400 Göttingen	Verfahren zur Herstellung von asymmetrischen permselektiven Zellulosetriacetatmembranen mit Skinschicht
GB1581641A (en) *	1976-09-14	1980-12-17	Secr Defence	Methods of heat treatment of graft copolymer films
US4097101A (en) *	1976-11-22	1978-06-27	Augat Inc.	Electrical interconnection boards with lead sockets mounted therein and method for making same
DE2820265C2 (de) *	1978-05-10	1982-02-25	Gkss - Forschungszentrum Geesthacht Gmbh, 2000 Hamburg	Semipermeable asymmetrische Membranen für die Meerwasserentsalzung
US4305824A (en) *	1978-08-10	1981-12-15	Toray Industries, Incorporated	Cellulose derivative reverse osmosis membrane
US4247401A (en) *	1978-08-31	1981-01-27	Aligena A.G.	Reverse osmosis separation process using porous asymmetric acetyl cellulose membrane
EP0026399B1 (de) *	1979-09-19	1984-03-14	Aligena Ag	Poröse, semipermeable, mit ionisierbaren Gruppen modifizierte Celluloseacetatmembranen, Verfahren zu ihrer Herstellung und ihre Verwendung
DE3240873A1 (de) *	1982-11-05	1984-05-10	Blaupunkt-Werke Gmbh, 3200 Hildesheim	Drahthalterung fuer eine leiterplatte
US4527999A (en) *	1984-03-23	1985-07-09	Abcor, Inc.	Separation membrane and method of preparing and using same
US4746430A (en) *	1985-10-11	1988-05-24	W. R. Grace & Co.	Fluid separation module
US5011637A (en) *	1989-01-23	1991-04-30	The Dow Chemical Company	Preparing cellulose ester membranes for gas separation
US5236643A (en) *	1990-02-14	1993-08-17	Industrial Technology Research Institute	Preparation of gas separation membrane and spiral wound gas separation module
DE69015174T2 (de) *	1990-07-10	1995-07-27	Ind Tech Res Inst	Membranenherstellung zum Trennen von Gasen und spiralförmig gewickeltes Membranmodul.
NO314575B1 (no) *	2000-08-04	2003-04-14	Statkraft Sf	Semipermeabel membran og fremgangsmate for tilveiebringelse av elektrisk kraft samt en anordning
US10898865B2 (en) *	2013-01-31	2021-01-26	American University In Cairo (AUC)	Polymer-carbon nanotube nanocomposite porous membranes

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3129159A (en) *	1961-09-29	1964-04-14	Membranfiltergesellschaft G M	Process for manufacturing membranes
US3291625A (en) *	1962-04-17	1966-12-13	Ferrania Spa	Cellulose acetate solutions and the manufacture of self-sustaining films therefrom

1966
- 1966-05-02 US US546591A patent/US3497072A/en not_active Expired - Lifetime
1967
- 1967-04-26 DE DE1720054A patent/DE1720054B2/de not_active Withdrawn
- 1967-04-28 IL IL27880A patent/IL27880A/xx unknown
- 1967-04-29 ES ES340033A patent/ES340033A1/es not_active Expired
- 1967-05-02 BE BE697888D patent/BE697888A/xx unknown
- 1967-05-02 NL NL6706134.A patent/NL150016C/xx not_active IP Right Cessation
- 1967-05-02 GB GB20291/67A patent/GB1159218A/en not_active Expired

Also Published As

Publication number	Publication date
DE1720054B2 (de)	1980-04-30
ES340033A1 (es)	1968-05-16
NL6706134A (xx)	1967-11-03
DE1720054A1 (de)	1971-05-19
IL27880A (en)	1970-05-21
BE697888A (xx)	1967-10-16
US3497072A (en)	1970-02-24
NL150016B (nl)	1976-07-15
GB1159218A (en)	1969-07-23

Publication	Publication Date	Title
NL150016C (nl)	1980-09-15	Membraan voor omgekeerde osmose van celluloseacetaat.
NL171019C (nl)	1983-02-01	Membranen voor omgekeerde osmose.
BE772361A (fr)	1972-03-08	Membranes semi-permeables
NL140126B (nl)	1973-10-15	Luidspreker met asymmetrisch gevormd membraan.
DK127468B (da)	1973-11-12	Fremgangsmåde til fremstilling af allylacetat.
AT301644B (de)	1972-09-11	Im wesentlichen ebenflächige Membran für Flachlautsprecher
NL156167B (nl)	1978-03-15	Werkwijze voor het vervaardigen van een celluloseacetaatmembraan en hiermee verkregen membraan.
CH515298A (fr)	1971-11-15	Membrane semi-perméable
FI50064C (fi)	1975-12-10	Ultrasuodatuskalvo ja menetelmä sen valmistamiseksi.
FR1426548A (fr)	1966-04-15	Membrane de dessalage
NL150341B (nl)	1976-08-16	Filter.
DK117004B (da)	1970-03-09	Elektomekanisk filter.
AT305213B (de)	1973-02-12	Einkornschicht-Membran
NL175884C (nl)	1985-01-16	Anisotrope membranen voor omgekeerde osmose.
DK129941B (da)	1974-12-02	Fremgangsmåde til fremstilling af tricyclohexyltinhydroxid.
DK120800B (da)	1971-07-19	Fremgangsmåde til fremstilling af benzimidazol-di-N-oxider.
BE771070A (fr)	1972-02-07	Membranes microporeuses
FR1510749A (fr)	1968-01-19	Perfectionnements aux membranes osmotiques
NL142483B (nl)	1974-06-17	Membraan-afsluiter.
AT306526B (de)	1973-04-10	Membranverstärker
CH499552A (de)	1970-11-30	Celluloseacetatfolie
NL146811B (nl)	1975-08-15	Werkwijze ter bereiding van 5-benzylpyrimidinederivaten.
DK122761B (da)	1972-04-10	Analogifremgangsmåde til fremstilling af arylsulfonylurinstofderivater.
NL144916B (nl)	1975-02-17	Werkwijze ter bereiding van alkeensulfonaten.
DK115705B (da)	1969-11-03	Fremgangsmåde til fremstilling af derivater af tropasyre.

Legal Events

Date	Code	Title	Description
1980-09-15	P2G	Not automatically granted patents, but text of patent specification is modified with respect to the text of examined patent ap
1983-01-17	V1	Lapsed because of non-payment of the annual fee