IT1020869B - PROCEDURE FOR THE PREPARATION OF ASBESTOS DIAPHRAGMS FOR ELECTROLYTIC CELLS - Google Patents

PROCEDURE FOR THE PREPARATION OF ASBESTOS DIAPHRAGMS FOR ELECTROLYTIC CELLS

Info

Publication number
IT1020869B
IT1020869B IT69885/74A IT6988574A IT1020869B IT 1020869 B IT1020869 B IT 1020869B IT 69885/74 A IT69885/74 A IT 69885/74A IT 6988574 A IT6988574 A IT 6988574A IT 1020869 B IT1020869 B IT 1020869B
Authority
IT
Italy
Prior art keywords
procedure
preparation
electrolytic cells
asbestos diaphragms
diaphragms
Prior art date
Application number
IT69885/74A
Other languages
Italian (it)
Original Assignee
Ppg Industries Inc
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 US05/402,929 external-priority patent/US3991251A/en
Priority claimed from US05/403,137 external-priority patent/US3939055A/en
Application filed by Ppg Industries Inc filed Critical Ppg Industries Inc
Application granted granted Critical
Publication of IT1020869B publication Critical patent/IT1020869B/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
    • C25B13/00—Diaphragms; Spacing elements
    • C25B13/04—Diaphragms; Spacing elements characterised by the material
    • C25B13/05—Diaphragms; Spacing elements characterised by the material based on inorganic materials
    • C25B13/06—Diaphragms; Spacing elements characterised by the material based on inorganic materials based on asbestos

Landscapes

  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
  • Inorganic Fibers (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
IT69885/74A 1973-10-03 1974-09-25 PROCEDURE FOR THE PREPARATION OF ASBESTOS DIAPHRAGMS FOR ELECTROLYTIC CELLS IT1020869B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US05/402,929 US3991251A (en) 1973-10-03 1973-10-03 Treatment of asbestos diaphragms and resulting diaphragm
US05/403,137 US3939055A (en) 1973-10-03 1973-10-03 Laminated asbestos diaphragm

Publications (1)

Publication Number Publication Date
IT1020869B true IT1020869B (en) 1977-12-30

Family

ID=27018091

Family Applications (1)

Application Number Title Priority Date Filing Date
IT69885/74A IT1020869B (en) 1973-10-03 1974-09-25 PROCEDURE FOR THE PREPARATION OF ASBESTOS DIAPHRAGMS FOR ELECTROLYTIC CELLS

Country Status (7)

Country Link
JP (1) JPS5745317B2 (en)
DE (1) DE2446456C3 (en)
FR (1) FR2246656B1 (en)
GB (1) GB1490220A (en)
IT (1) IT1020869B (en)
NL (1) NL7412401A (en)
NO (1) NO144358C (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52124476A (en) * 1976-04-14 1977-10-19 Kureha Chem Ind Co Ltd Manufacturing of asbestos diaphragm for electrolysis
US4186065A (en) * 1978-04-27 1980-01-29 Ppg Industries, Inc. Method of preparing a resin-containing asbestos diaphragm
JPH0389612U (en) * 1989-12-28 1991-09-12

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE594563C (en) *
US1865152A (en) * 1930-01-31 1932-06-28 Hooker Electrochemical Co Production of electrolytic cathode-diaphragm structures
DE1696259A1 (en) * 1951-01-28 1971-11-18 Siemens Ag Process for the production of porous, binder-free asbestos disks, in particular asbestos membranes
US3421975A (en) * 1965-04-30 1969-01-14 Union Carbide Corp Reversible flocculation and redispersion of chrysotile asbestos
DE1294941B (en) * 1967-08-02 1969-05-14 Siemens Ag Process for the production of diaphragms, in particular diaphragms for fuel elements
US3723264A (en) * 1969-04-28 1973-03-27 Pullman Inc Electrochemical oxidation of olefinic compounds

Also Published As

Publication number Publication date
FR2246656A1 (en) 1975-05-02
GB1490220A (en) 1977-10-26
DE2446456C3 (en) 1988-07-07
AU7320774A (en) 1976-03-18
JPS5062177A (en) 1975-05-28
JPS5745317B2 (en) 1982-09-27
NO144358C (en) 1981-08-19
NO743341L (en) 1975-04-28
NO144358B (en) 1981-05-04
DE2446456B2 (en) 1981-01-22
DE2446456A1 (en) 1975-04-17
NL7412401A (en) 1975-04-07
FR2246656B1 (en) 1977-07-08

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