FR717217A - Method and apparatus for perforating and embossing or corrugating sheet metal - Google Patents

Method and apparatus for perforating and embossing or corrugating sheet metal

Info

Publication number
FR717217A
FR717217A FR717217DA FR717217A FR 717217 A FR717217 A FR 717217A FR 717217D A FR717217D A FR 717217DA FR 717217 A FR717217 A FR 717217A
Authority
FR
France
Prior art keywords
perforating
embossing
sheet metal
corrugating sheet
corrugating
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
Other languages
French (fr)
Inventor
Claud Harold Everett
George Russell Carr
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 filed Critical
Application granted granted Critical
Publication of FR717217A publication Critical patent/FR717217A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/64—Carriers or collectors
    • H01M4/70—Carriers or collectors characterised by shape or form
    • H01M4/72—Grids
    • H01M4/73—Grids for lead-acid accumulators, e.g. frame plates
    • 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
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10—Energy storage using batteries

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
FR717217D 1930-05-23 1931-05-18 Method and apparatus for perforating and embossing or corrugating sheet metal Expired FR717217A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB717217X 1930-05-23

Publications (1)

Publication Number Publication Date
FR717217A true FR717217A (en) 1932-01-05

Family

ID=10494698

Family Applications (1)

Application Number Title Priority Date Filing Date
FR717217D Expired FR717217A (en) 1930-05-23 1931-05-18 Method and apparatus for perforating and embossing or corrugating sheet metal

Country Status (1)

Country Link
FR (1) FR717217A (en)

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