Apparatus and method for connecting a tubing string to...

Details Apparatus and method for connecting a tubing string to... Apparatus and method for connecting a tubing string to...

E - Fixed Constructions

21

B

166/51.3

E21B 33/122 (2006.01) E21B 33/035 (2006.01) E21B 33/038 (2006.01) E21B 43/013 (2006.01) E21B 43/14 (2006.01)

Patent

CA 1059022

ABSTRACT APPARATUS AND METHOD FOR CONNECTING A TUBING STRING TO DOWNHOLE WELL EQUIPMENT Apparatus is disclosed for tieing at least one tubing string suspended in a well pipe from a subsea non- rotatable christmas tree located on the sea floor to a downhole hanger affixed to the well pipe. The tubing string has a tie-back tool arranged on its lower end which contains first orienting means. The hanger contains second orienting means which is engageable with the first orient- ing means to position the tie-back tool in a desired angu- lar position. Means arranged on the tubing string permit the tie-back tool to rotate to such angular position with- out placing torsional load on the tubing string. The method in which the tubing string is tied to the hanger is also disclosed. - 1 -

282162

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