IT1075697B - TREATMENT OF EXHAUSTED BATHS FOR CHEMICAL HAIR REMOVAL - Google Patents

TREATMENT OF EXHAUSTED BATHS FOR CHEMICAL HAIR REMOVAL

Info

Publication number
IT1075697B
IT1075697B IT2246477A IT2246477A IT1075697B IT 1075697 B IT1075697 B IT 1075697B IT 2246477 A IT2246477 A IT 2246477A IT 2246477 A IT2246477 A IT 2246477A IT 1075697 B IT1075697 B IT 1075697B
Authority
IT
Italy
Prior art keywords
treatment
hair removal
chemical hair
baths
exhausted
Prior art date
Application number
IT2246477A
Other languages
Italian (it)
Original Assignee
Rhone Poulenc Ind
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 Rhone Poulenc Ind filed Critical Rhone Poulenc Ind
Application granted granted Critical
Publication of IT1075697B publication Critical patent/IT1075697B/en

Links

Classifications

    • 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
    • B01D61/14—Ultrafiltration; Microfiltration
    • B01D61/145—Ultrafiltration
    • 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
    • B01D61/14—Ultrafiltration; Microfiltration
    • B01D61/18—Apparatus therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D63/00—Apparatus in general for separation processes using semi-permeable membranes
IT2246477A 1976-04-14 1977-04-14 TREATMENT OF EXHAUSTED BATHS FOR CHEMICAL HAIR REMOVAL IT1075697B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7611635A FR2347957A1 (en) 1976-04-14 1976-04-14 TREATMENT OF USED PELANING BATHS

Publications (1)

Publication Number Publication Date
IT1075697B true IT1075697B (en) 1985-04-22

Family

ID=9172062

Family Applications (1)

Application Number Title Priority Date Filing Date
IT2246477A IT1075697B (en) 1976-04-14 1977-04-14 TREATMENT OF EXHAUSTED BATHS FOR CHEMICAL HAIR REMOVAL

Country Status (10)

Country Link
AR (1) AR212263A1 (en)
BE (1) BE853560A (en)
BR (1) BR7702304A (en)
DE (1) DE2716562C3 (en)
ES (1) ES457742A1 (en)
FR (1) FR2347957A1 (en)
GB (1) GB1553931A (en)
IT (1) IT1075697B (en)
LU (1) LU77132A1 (en)
NL (1) NL7704099A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2808022C3 (en) * 1978-02-24 1982-02-04 Heinrich Frings Gmbh & Co Kg, 5300 Bonn Device for the continuous ultrafiltration of a liquid

Also Published As

Publication number Publication date
NL7704099A (en) 1977-10-18
GB1553931A (en) 1979-10-17
LU77132A1 (en) 1978-06-01
FR2347957A1 (en) 1977-11-10
FR2347957B1 (en) 1978-12-15
DE2716562C3 (en) 1980-01-17
ES457742A1 (en) 1978-08-01
AR212263A1 (en) 1978-06-15
DE2716562A1 (en) 1977-10-20
BE853560A (en) 1977-10-13
BR7702304A (en) 1978-01-10
DE2716562B2 (en) 1979-05-31

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