METHOD OF DETECTING CHANGES IN PARAMETERS OF MEDIUM SURROUNDING BURIED MAIN PRODUCT PIPELINE

FIELD: physics. ^ SUBSTANCE: series of ring out pulses is generated at one of the pipeline and picked up at the other end, and a decision is made based on results of analysing the picked up pulses, wherein the ring out pulses are generated in the cladding of the inspected pipeline, and each of the r...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	EPIFANTSEV BORIS NIKOLAEVICH, FEDOTOV ALEKSANDR ANATOL'EVICH
Format:	Patent
Sprache:	eng ; rus
Schlagworte:	INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIRCHEMICAL OR PHYSICAL PROPERTIES MEASURING PHYSICS TESTING
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