Inventor

MACK ROBERT DONALD

NL36 patents

⚠️ This page may combine multiple inventors who share the name “MACK ROBERT DONALD”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

MACK ROBERT DONALD

SHELL OIL CO

Tubular liner for wellbore casing

Tie back liner for a well system

Wellbore casing

Lubrication and self-cleaning system for expansion mandrel

Wellhead

Expandable connector

Forming a wellbore casing while simultaneously drilling a wellbore

Pipeline

Apparatus for expanding a tubular member

Expandable tubulars with a radial passage and wall portions with different wall thicknesses

Apparatus for expanding a tubular member

Method of coupling a tubular member to a preexisting structure

Wellbore casing

Apparatus for expanding a tubular member

Lubrication and self-cleaning system for expansion mandrel

Method of creating a casing in a borehole

Method of selecting tubular members

Apparatus for radially expanding tubular members

Method of coupling a tubular member

Apparatus for expanding a tubular member

Apparatus for radially expanding and plastically deforming a tubular member

Mono-diameter wellbore casing

Apparatus for expanding a tubular member

Wellhead with radially expanded tubulars

Wellhead

Expander for a tapered liner with a shoe

Forming a wellbore casing while simultaneously drilling a wellbore

Structural support

Expandable connector

Concentric pipes expanded at the pipe ends and method of forming

Apparatus for expanding a tubular member

(unassigned)

Method of creating a casing in a borehole

Apparatus for forming wellbore casing

KRIESELS PETRUS CORNELIS

Method of radially expanding a tubular element

ENVENTURE GLOBAL TECHNOLOGY

Apparatus for radially expanding and plastically deforming a tubular member

COOK ROBERT LANCE

Expandable connection