Patent ID: 8834153
Filing Date: 2014-09-16
Classification: A62C,B01J

Abstract:
1. Flame arrester arrangement, comprising: a housing: at least two flame arrester inserts, each having a large number of axial passage gaps dimensioned for a combustible gas, wherein each of said at least two flame arrester inserts is sized to form a space radially outside each of the at least two flame arrester inserts which facilitates disassembly of the at least two flame arrester inserts; an intermediate layer arranged between said at least two flame arrester inserts which permits a radial distribution of gas flow emerging from one flame arrester insert of said at least two flame arrester inserts and entering an adjacent downstream flame arrester insert of said at least two flame arrester inserts; and at least one separate closed seal arranged between in such a way that a flow around the at least two flame arrester inserts in said space radially outside each of the at least two flame arrester inserts is prevented, wherein said housing has at least two housing parts which are clamped axially against one another, and wherein said at least two flame arrester inserts are located between said at least two housing parts, wherein each of said at least two flame arrester inserts includes a circumferential solid edge, and wherein the circumferential solid edge of each of said at least two flame arrester inserts are clamped as a stack between the housing parts, and wherein the at least one separate closed seal includes a plurality of annular seals and the annular seals are inserted between the edges.