ZA734954B - Semi-permeable polyvinyl alcohol membranes - Google Patents

Semi-permeable polyvinyl alcohol membranes

Info

Publication number
ZA734954B
ZA734954B ZA734954A ZA734954A ZA734954B ZA 734954 B ZA734954 B ZA 734954B ZA 734954 A ZA734954 A ZA 734954A ZA 734954 A ZA734954 A ZA 734954A ZA 734954 B ZA734954 B ZA 734954B
Authority
ZA
South Africa
Prior art keywords
semi
polyvinyl alcohol
alcohol membranes
permeable polyvinyl
permeable
Prior art date
Application number
ZA734954A
Inventor
R Dick
R Chapurlat
L Nicolas
Original Assignee
Rhone Poulenc Sa
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
Priority claimed from FR7226232A external-priority patent/FR2201911B1/fr
Application filed by Rhone Poulenc Sa filed Critical Rhone Poulenc Sa
Publication of ZA734954B publication Critical patent/ZA734954B/en

Links

ZA734954A 1972-07-20 1973-07-20 Semi-permeable polyvinyl alcohol membranes ZA734954B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7226232A FR2201911B1 (en) 1972-07-20 1972-07-20

Publications (1)

Publication Number Publication Date
ZA734954B true ZA734954B (en) 1974-06-26

Family

ID=9102151

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA734954A ZA734954B (en) 1972-07-20 1973-07-20 Semi-permeable polyvinyl alcohol membranes

Country Status (2)

Country Link
BR (1) BR7305389D0 (en)
ZA (1) ZA734954B (en)

Also Published As

Publication number Publication date
BR7305389D0 (en) 1974-09-05

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