초록 ▼

A highly efficient flame arrester adapted for use in preventing an external flame from backflashing upstream in a pipe, or a conduit, or a stream carrying a flammable substance. The flame arrester comprises a contained layer of nested ellipsoids formed from expanded metal sheets made from magnesium

A highly efficient flame arrester adapted for use in preventing an external flame from backflashing upstream in a pipe, or a conduit, or a stream carrying a flammable substance. The flame arrester comprises a contained layer of nested ellipsoids formed from expanded metal sheets made from magnesium alloy foil. The arrester is useful in fuel tanks, combustion systems, sea-going tankers, hot water or space heaters, and the like.

대표청구항 ▼

[ What is claimed is:] [1.] A flame arrester adapted for placement in a conduit carrying a stream of flammable atmosphere for preventing an external flame at a downstream point in said stream from flashing back in an upstream direction to the source of said flammable atmosphere, said arrester compri

[ What is claimed is:] [1.] A flame arrester adapted for placement in a conduit carrying a stream of flammable atmosphere for preventing an external flame at a downstream point in said stream from flashing back in an upstream direction to the source of said flammable atmosphere, said arrester comprising a layer of nested ellipsoids contained between front and back cover screens, said ellipsoids having an internal surface area of at least 250 ft.sup.2 per ft.sup.3 and being formed from expanded metal sheets made from magnesium alloy foil containing at least 3% magnesium and having a thickness in the range from 0.05-1.0 mm.