Patent ID: 7163165
Filing Date: 2007-01-16
Classification: B08B,C10B

Abstract:
1. A tool for disintegrating coke, comprising: a housing attached to a drill stem; at least one cutting nozzle for cutting coke; at least on drilling nozzle for drilling coke; at least one ball valve having balls in the housing for opening and closing said at least one cutting nozzle and said at least one drilling nozzle, wherein said tool is adapted to operate in a drilling operating state wherein said balls close said at least one cutting nozzle and water may flow unhindered from said drill stem through said housing, said ball valve and said at least one drilling nozzle, and in a cutting operating state wherein said balls close said at least one drilling nozzle and water may flow unhindered from said drill stem through said housing, said ball valve and said at least one cutting nozzle.