Company Filing History:
6 out of 4,227 
1 out of 1,415 
Years Active: 1979-1994
Title: Inventor Dean L. Smith, Jr.: A Pioneer in Membrane Separation Technologies
Introduction
Dean L. Smith, Jr., an innovative inventor based in Mountainside, NJ, has made significant contributions to the field of membrane separation technologies. With seven patents to his name, his work has advanced the efficiency and effectiveness of separation processes in various industries.
Latest Patents
Among his latest innovations is the patent for a Spiral Wound Element for Separation. This invention discloses an improved spiral wound element designed to enhance separation processes. It utilizes one or more layers of material with an open cross-sectional area ranging from 30% to 70% for the feed/retentate space. Additionally, it employs at least three layers of permeate spacer material, two of which are fine with an open cross-sectional area of about 10% to 50%, surrounding a coarse layer that has an open cross-sectional area of about 50% to 90%.
Another notable patent is the Multi-Element Housing, which is characterized by the containment of multiple membrane separation elements arranged in parallel. This housing allows the elements to be grouped with a feed/retentate zone defined by a space enclosed by two tube sheets at the same end of the elements. The design enables the central mandrels of the elements to pass through this space, facilitating efficient permeate collection while retaining the necessary elements for effective separation.
Career Highlights
Dean L. Smith, Jr. has held significant positions in leading companies such as Exxon Research and Engineering Company and Exxon Chemical Patents, Inc. His time at these organizations allowed him to develop and refine his groundbreaking inventions, playing a crucial role in advancing membrane technology.
Collaborations
Throughout his career, Smith has collaborated with several esteemed colleagues, including Philip Merchant, Jr. and Tan-Jen Chen. These collaborations have further enriched his work, contributing to the depth and breadth of his innovative projects.
Conclusion
Dean L. Smith, Jr. stands out as a remarkable figure in the realm of membrane separation technologies. His inventive spirit and commitment to innovation have paved the way for advancements that enhance industrial processes. With a solid foundation of patents and collaborative efforts, Smith continues to be an influential inventor in his field.