Patent ID: 8573293
Filing Date: 2013-11-05
Classification: E21B

Abstract:
1. A housing apparatus configured to attach a first stripper rubber and a second stripper rubber to an inner barrel of a rotating head assembly to seal against a drilling string that passes through the housing, the first stripper rubber, and the second stripper rubber; the housing apparatus comprising: a housing configured to receive the first stripper rubber and the second stripper rubber for attachment of the first stripper rubber and the second stripper rubber to the housing, the housing configured to attach to the inner barrel wherein said housing rotates with the inner barrel to rotate the first stripper rubber and the second stripper rubber; the first stripper rubber attaches to said housing; the second stripper rubber attaches to said housing; and a stripper adapter fixedly attaches to the inner barrel, said stripper adapter configured to receive the housing for attachment of the housing to the inner barrel.