Abrading – Precision device or process - or with condition responsive... – Controlling temperature
Reexamination Certificate
2006-04-25
2006-04-25
Morgan, Eileen P. (Department: 3723)
Abrading
Precision device or process - or with condition responsive...
Controlling temperature
C451S040000, C451S053000, C451S075000, C451S090000, C134S108000
Reexamination Certificate
active
07033249
ABSTRACT:
The invention is an apparatus used for cleaning equipment including extremely high voltage energized electrical equipment using a dry ice blasting stream as the cleaning agent. The apparatus comprises a cleaning wand and a heating mechanism for impeding the formation of condensation and/or frost on the outer surface of the wand, thereby enabling the wand to operate for prolonged periods of time.
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Nielsen Geoffrey Paul
Spalteholz Bernhard Alexander
British Columbia Hydro and Power Authority
Jeffer Mangels Butler & Marmaro LLP
Morgan Eileen P.
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