Roger L Selsam

Title: The Innovative Contributions of Roger L. Selsam

Introduction

Roger L. Selsam is a notable inventor based in Fairport, NY, who has made significant contributions to the field of seismic technology. With a total of eight patents to his name, Selsam's work primarily focuses on methods and apparatuses for generating seismic waves, particularly in underwater environments.

Latest Patents

One of Selsam's latest patents is a water gun seismic source designed for underwater use. This innovative device features a sleeve valve that opens a jet aperture, allowing jets of pressurized water to be emitted to generate seismic signals. The water is pressurized by a drive piston that is reciprocated to a cocked position. A compressed air-operated cocking mechanism is coupled to the piston, enabling precise control over the jet emissions. Additionally, the design incorporates a method for downhole source generation of seismic waves by isolating a volume of liquid in a borehole and cyclically varying the volume with a hydraulically operated transforming piston.

Career Highlights

Throughout his career, Selsam has worked with various companies, including Hydroacoustics, Inc. and Hydroacustics, Inc. His expertise in seismic technology has positioned him as a key figure in the development of innovative solutions for seismic wave generation.

Collaborations

Selsam has collaborated with notable individuals in his field, including John V. Bouyoucos and Marvin J. Behnfeldt. These collaborations have contributed to the advancement of seismic technology and the successful implementation of his inventions.

Conclusion

Roger L. Selsam's contributions to seismic technology through his innovative patents and collaborations highlight his importance in the field. His work continues to influence the methods used for seismic wave generation, particularly in underwater environments.