Old and New Technologies Providing Dynamic Precise Positioning

Ongoing commercial developments, some Department of Energy (DOE) contractor-initiated developments, and the desire to standardize seals and procedures stimulated the establishment of a seals task force to assess the current seals situation, develop reference material to assist in standardization, and recommend appropriate long-term activities. This paper summarizes the results of the task force effort and briefly discusses some of the more recent domestic seals developments.