Some content of this application is unavailable at the moment.
If this situation persist, please contact us atFeedback&Contact
1. (WO2009009456) MULTI-PURPOSE WELL SERVICING APPARATUS
Note: Text based on automatic Optical Character Recognition processes. Please use the PDF version for legal matters

We claim:
1. A well service tool, comprising:
a) an elongated central mandrel having a longitudinal bore and threaded
connections on either end, and one or more circumferential recesses on an
exterior surface;
b) one or more split rings removably mounted in said one or more circumferential recesses on said central mandrel;
c) one or more stabilizer elements mounted on said one or more split rings; and d) one or more service elements removably disposed around said central mandrel and held in place by said one or more stabilizer elements.
2. The well service tool of Claim 1 , wherein said one or more service elements comprises a brush assembly.
3. The well service tool of Claim 2, comprising a plurality of brush assemblies.
4. The well service tool of Claim 2, wherein said split rings comprise outer circumferential ball races, said stabilizer elements comprise mating inner circumferential ball races, and further comprising a plurality of balls disposed in said mating ball races, whereby said stabilizer elements can rotate with respect to said central mandrel.
5. The well service tool of Claim 1 , wherein said service element comprises a junk basket.

6. The well service tool of Claim 5, wherein said split rings comprise outer circumferential ball races, said stabilizer elements comprise mating inner circumferential balf races, and further comprising a plurality of balls disposed in said mating ball races, whereby said stabilizer elements can rotate with respect to said central mandrel.
7. The well service tool of Claim 1 , wherein said service element comprises a magnet.

8. The well service tool of Claim 7, wherein said split rings comprise outer circumferential ball races, said stabilizer elements comprise mating inner circumferential ball races, and further comprising a plurality of balls disposed in said mating ball races, whereby said stabilizer elements can rotate with respect to said central mandrel.