FR1485401A - Method and apparatus for the continuous manufacture of semi-permeable membranes - Google Patents

Method and apparatus for the continuous manufacture of semi-permeable membranes

Info

Publication number
FR1485401A
FR1485401A FR68166A FR68166A FR1485401A FR 1485401 A FR1485401 A FR 1485401A FR 68166 A FR68166 A FR 68166A FR 68166 A FR68166 A FR 68166A FR 1485401 A FR1485401 A FR 1485401A
Authority
FR
France
Prior art keywords
semi
permeable membranes
continuous manufacture
manufacture
continuous
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
FR68166A
Other languages
French (fr)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
General Dynamics Corp
Original Assignee
General Dynamics Corp
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 US484515A external-priority patent/US3357052A/en
Application filed by General Dynamics Corp filed Critical General Dynamics Corp
Priority to FR68166A priority Critical patent/FR1485401A/en
Application granted granted Critical
Publication of FR1485401A publication Critical patent/FR1485401A/en
Expired legal-status Critical Current

Links

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
    • B01D69/04—Tubular membranes
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C41/00—Shaping by coating a mould, core or other substrate, i.e. by depositing material and stripping-off the shaped article; Apparatus therefor
    • B29C41/24—Shaping by coating a mould, core or other substrate, i.e. by depositing material and stripping-off the shaped article; Apparatus therefor for making articles of indefinite length
    • B29C41/26—Shaping by coating a mould, core or other substrate, i.e. by depositing material and stripping-off the shaped article; Apparatus therefor for making articles of indefinite length by depositing flowable material on a rotating drum
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C41/00—Shaping by coating a mould, core or other substrate, i.e. by depositing material and stripping-off the shaped article; Apparatus therefor
    • B29C41/34—Component parts, details or accessories; Auxiliary operations
    • B29C41/36—Feeding the material on to the mould, core or other substrate
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C67/00—Shaping techniques not covered by groups B29C39/00 - B29C65/00, B29C70/00 or B29C73/00
    • B29C67/20—Shaping techniques not covered by groups B29C39/00 - B29C65/00, B29C70/00 or B29C73/00 for porous or cellular articles, e.g. of foam plastics, coarse-pored
    • B29C67/202—Shaping techniques not covered by groups B29C39/00 - B29C65/00, B29C70/00 or B29C73/00 for porous or cellular articles, e.g. of foam plastics, coarse-pored comprising elimination of a solid or a liquid ingredient
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2323/00—Details relating to membrane preparation
    • B01D2323/42—Details of membrane preparation apparatus
FR68166A 1965-07-06 1966-07-05 Method and apparatus for the continuous manufacture of semi-permeable membranes Expired FR1485401A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR68166A FR1485401A (en) 1965-07-06 1966-07-05 Method and apparatus for the continuous manufacture of semi-permeable membranes

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US46961965A 1965-07-06 1965-07-06
US484515A US3357052A (en) 1965-07-06 1965-09-02 Apparatus for making membranes
FR68166A FR1485401A (en) 1965-07-06 1966-07-05 Method and apparatus for the continuous manufacture of semi-permeable membranes

Publications (1)

Publication Number Publication Date
FR1485401A true FR1485401A (en) 1967-06-16

Family

ID=27243380

Family Applications (1)

Application Number Title Priority Date Filing Date
FR68166A Expired FR1485401A (en) 1965-07-06 1966-07-05 Method and apparatus for the continuous manufacture of semi-permeable membranes

Country Status (1)

Country Link
FR (1) FR1485401A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2391837A1 (en) * 1977-05-25 1978-12-22 Millipore Corp PROCESS FOR PREPARING A POROUS MEMBRANE IN POLYMER MATERIAL

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2391837A1 (en) * 1977-05-25 1978-12-22 Millipore Corp PROCESS FOR PREPARING A POROUS MEMBRANE IN POLYMER MATERIAL

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