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.)
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Institut Elektrosvarki Imeni E O Patona Akademii Nauk Ukrainskoi Ssr
Original Assignee
Institut Elektrosvarki Imeni E O Patona Akademii Nauk Ukrainskoi Ssr
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Filing date
Publication date
Application filed by Institut Elektrosvarki Imeni E O Patona Akademii Nauk Ukrainskoi SsrfiledCriticalInstitut Elektrosvarki Imeni E O Patona Akademii Nauk Ukrainskoi Ssr
Priority to FR6901804ApriorityCriticalpatent/FR2029872A5/en
Application grantedgrantedCritical
Publication of FR2029872A5publicationCriticalpatent/FR2029872A5/en
The device comprises two members in a hopper and bell arrangement and an electromagnetic seal having a coil wound in an annular slot formed in the surface of one member which abuts a surface of the other member. In the region of the abutting surfaces, the member consists of ferromagnetic material forming the magnetic coil circuit. Pref. the coil is inserted from the abutting surface with a non-magnetic annular insert.