This inventor holds 1 USPTO granted patent and 2 published patent applications. Top assignee: Other. Active years: 2020.
Company Filing History:
1 out of 834,453 Years Active: 2020
Title: The Innovative Contributions of John Lloyd Crabb
Introduction
John Lloyd Crabb is a notable inventor based in Bastrop, Texas. He has made significant contributions to the field of wellbore technology, particularly with his innovative designs and patents. His work focuses on enhancing the efficiency and effectiveness of drilling operations.
Latest Patents
Crabb holds a patent for a "Dual-action hydraulically operable anchor and methods of operation and manufacture for wellbore exit milling." This invention features a dual-action hydraulic anchor designed to position a whipstock within a wellbore. The hydraulic anchor body is complemented by a split clamp that retains an upper sub and the hydraulic anchor body. A lower cap guides the hydraulic anchor within the wellbore, while a floating mandrel transmits hydraulic fluid into the fixed housing. This design allows for the transmission of compressive force from the upper hydraulic piston or from mechanical force applied to the whipstock above. The lower hydraulic piston operates along the floating mandrel using the transmitted hydraulic fluid. The T-slot adapter and slip move from a flush position to an extended position, ensuring that the slip firmly engages the wellbore, thereby holding the hydraulic anchor and whipstock in a fixed position for lateral drilling.
Career Highlights
Throughout his career, John Lloyd Crabb has demonstrated a commitment to innovation in the drilling industry. His patent reflects his expertise and understanding of the complexities involved in wellbore operations. Crabb's work has the potential to significantly improve drilling efficiency and safety.
Collaborations
Crabb has collaborated with notable individuals in his field, including Charles H. Dewey and Antonio Garza. These collaborations have likely contributed to the development and refinement of his innovative ideas.
Conclusion
John Lloyd Crabb's contributions to wellbore technology through his patented inventions highlight his role as a significant inventor in the industry. His work continues to influence the field and pave the way for future innovations.