Pre-Grant Publication Number: 20110026407
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Rating Prior Art - Click the thumbs up or down to indicate if a submission is relevant enough to the claims of the application to deserve a spot in the Top 10 submissions that will be forwarded to the patent examiner. Rating should be based only on relevance. For an explanation of prior art, please visit the Tutorial Page.
Prior Art (1)
Patent/Application # 7702401
Description
Abstract: A system for preserving process variable data relating to the operation of a process is provided. The system is adapted to preserve process variable data obtained before, during, and after the occurrence of an abnormal situation or event. The preserved process variable data maybe communicated from smart field devices or other intelligent equipment relating to the control of the process to a process controller or other higher level control device. ...
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