Well packer including anti-extrusion washer

Details Well packer including anti-extrusion washer Well packer including anti-extrusion washer

F - Mech Eng,Light,Heat,Weapons

16

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166/41

F16J 15/10 (2006.01) E21B 33/12 (2006.01) F16J 15/16 (2006.01)

Patent

CA 1073809

WELL PACKER INCLUDING ANTI-EXTRUSION WASHER ABSTRACT OF THE INVENTION A packer assembly for sealing against the wall of well pipe including a reverse beveled washer face adjacent a straight resilient packer face, thereby providing an in- ternal gap for vertical extrusion when the packer is radi- ally expanded and, hence, retard vertical extrusion between the hard packer components and the well pipe wall.

290984

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