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Publication of FR557635ApublicationCriticalpatent/FR557635A/en
F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
F16J—PISTONS; CYLINDERS; SEALINGS
F16J15/00—Sealings
F16J15/16—Sealings between relatively-moving surfaces
F16J15/18—Sealings between relatively-moving surfaces with stuffing-boxes for elastic or plastic packings
F16J15/20—Packing materials therefor
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FR557635D1921-10-221922-10-20
A method of making a plastics material for sealing stuffing boxes which can be universally employed
ExpiredFR557635A
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