Class 218/13 - Gas type

Subclass of Class 218 - High-voltage switches with arc preventing or extinguishing devices
Definition: Subject matter including a tank filled with arc extinguishing
No. of applications: 3
Last issue date: 04/16/2009

Application No.	Application Title	Issue Date
20090095717	Azeotrope-like compositions containing sulfur hexafluoride and uses thereof Provided are novel azeotrope-like compositions of SF₆and N₂O, as well as methods of using the same. Also provided are methods of using SF₆compositions, including azeotrope-like compositions, including a method for suppressing an electr...	04/16/2009
20070158310	Gas exhaust for circuit breaker The gas exhaust comprises a generally cylindrical shaped casing (26) closed by a bottom (18, 22) at one end and with openings (30) to allow gas to escape. A duct (16) is arranged in the casing (26) to delimit a central passage inside t...	07/12/2007
20070119818	Compressed-gas-insulated switch-disconnector module and bushing configuration A bushing configuration includes a switch disconnector connected to an electrically insulating casing in the form of an outdoor bushing. A tubular electrode is disposed in a region of a flange of the electrically insulating casing and the switch disconnector and project...	05/31/2007

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