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  • BS EN 61249-3-4:1999

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    Superseded A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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    Materials for interconnection structures. Sectional specification set for unreinforced base materials, clad and unclad (intended for flexible printed boards) Adhesive coated flexible polyimide film - Adhesive coated flexible polyimide film

    Available format(s):  Hardcopy, PDF

    Superseded date:  31-05-2015

    Language(s):  English

    Published date:  15-06-1999

    Publisher:  British Standards Institution

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    This part of IEC 60079-29 gives guidance on, and recommended practice for, the selection, installation, safe use and maintenance of electrically operated group II apparatus intended for use in industrial and commercial safety applications for the detection and measurement of flammable gases complying with the requirements of IEC 60079-29-1.This first edition of IEC 60079-29-2 cancels and replaces the first edition of IEC 61779-6:1999 and constitutes a technical revision with many changes with respect to the previous edition.

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    Committee EPL/501
    Document Type Standard
    Publisher British Standards Institution
    Status Superseded
    Superseded By

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    BS 6221-21:2001 Printed wiring boards Guide to the rework of unassembled boards
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