Company Filing History:
3 out of 87 
2 out of 492 
2 out of 383 
Years Active: 1993-2022
Title: **John A Arrell, Jr.: Innovative Inventor in Downhole Technology**
Introduction
John A Arrell, Jr. is a notable inventor located in Lincoln University, Pennsylvania, who has made significant contributions to the field of downhole technology. With a total of eight patents to his name, Arrell has developed advanced mechanisms that improve operations in subterranean formations.
Latest Patents
Arrell's latest patents include two cutting-edge inventions. The first is a *Downhole Sealing Apparatus and Related Downhole Assemblies and Methods*. This invention features a unique downhole sealing apparatus that consists of a propellant section and a sealing element section. The propellant section contains an outer housing with at least one propellant structure and an initiator device, while the sealing element section is designed to isolate a portion of a borehole in response to gas pressure generated through combustion.
The second recent patent is for *Methods and Apparatus for Downhole Propellant-based Stimulation with Wellbore Pressure Containment*. This innovation involves downhole stimulation tools which include a housing and multiple propellant structures. These structures combine different formulations of propellant grains and initiation elements, accompanied by a pressure containment structure that expands in reaction to gas pressure from combustion.
Career Highlights
Throughout his career, John A Arrell, Jr. has worked for esteemed companies such as Orbital ATK, Inc. and Thiokol Corporation. His experiences in these organizations have undoubtedly contributed to his expertise and inventive prowess in the field of downhole technologies.
Collaborations
During his professional journey, Arrell has collaborated with notable colleagues, including Steven E. Moore and Peter L. Atkeson. These partnerships have facilitated valuable exchanges of ideas and innovations, enhancing the advancement of technologies in the industry.
Conclusion
John A Arrell, Jr. stands out as an influential inventor in the realm of downhole technology. With eight patents and a commitment to innovation, his work continues to impact the industry positively. His noteworthy inventions not only pave the way for improved practices in subterranean exploration and stimulation but also highlight his dedication to technological advancement.