Patent ID: 8573328

Claim:
A method of drilling a hydrocarbon well in a prepared drilling location comprising the following steps: installing a conductor casing in the prepared drilling location; drilling a first openhole section of well below the conductor casing; setting and cementing a first casing string within the first openhole section, the first casing string comprising a plurality of individual joints of casing including a top joint of casing; installing a temporary wellhead housing to the top joint of the first casing string; drilling a second openhole section of well below the first casing string; setting a second casing string within the first casing string and the second openhole section, the second casing string comprising a plurality of individual joints of casing including a top joint of casing, the top joint of casing comprising a tubular connector member, wherein the tubular connector member comprises means for attachment of a permanent wellhead housing, sealing means for sealing with a permanent wellhead housing, and an internal plug receiving section having means for receiving a plug having a pump-through valve; cementing the second casing string within the first casing string and the second openhole section of well; drilling out cement in the second casing string; setting a plug within the internal plug receiving section; and removing the temporary wellhead housing, leaving the plug in place until well completion operations.