Patent ID: 11939826
Assignee: nan
Field: Civil engineering (Other fields)
Classification: CPC E | IPC E

Claim 8:
9. A wellbore adapter assembly, comprising:
a wellbore adapter designed for connection to a drillstring;
a riser fluidly connected to said wellbore adapter;
a tubular arm assembly, comprising first and second tubular arm sections, wherein said first of said tubular arm sections is rotatably and fluidly connected to said riser and said second tubular arm section is rotatably and fluidly attached to said first tubular arm section;
a positioning system operationally attached to said tubular arm assembly, said positioning system adapted to maintain said tubular arm assembly in a desired position;
wherein said first tubular arm section comprises a pair of substantially parallel tubular members rotatably and fluidly connected at a first end to said riser; and wherein said second tubular arm section is rotatably and fluidly connected to a second end of said pair of substantially parallel tubular members.