METHOD OF CHECKING PIPE-LINES Russian patent published in 1995 - IPC

Abstract RU 2044293 C1

FIELD: testing of quality of pipe-lines. SUBSTANCE: excess pressure is generated by water hammer. Pressure wave is registered in several points of the pipe-line. Defect parts, disposed along the pipe-line, are defined by comparing registration parameters, achieved in points among the parts. EFFECT: improved reliability. 1 dwg

Similar patents RU2044293C1

Title	Year	Author	Number
PIPE AND METHOD OF ITS REPAIRING	2002		RU2293249C9
METHOD OF FIXING LOCATION OF ACOUSTIC EMISSION SOURCES IN PIPE-LINES	1990	Gurov A.E. Kibal'Chenko A.V.	RU2010227C1
METHOD OF INCREASE OF TERMS OF SPACECRAFT ACTIVE-FLIGHT TIME	1996		RU2166464C2
METHOD OF INCREASE OF ACTIVE EXISTENCE OF SPACE VEHICLES	1995		RU2136551C1
TECHNIQUE FOR DETERMINING ARTICLES	2010		RU2453003C2
METHOD FOR EXTENDING ACTIVE PERIOD OF SPACE VEHICLES	1996		RU2137682C1
METHOD AND DEVICE FOR REPAIR OF PIPE LINES	1994	Gurov A.E. Gruntenko G.S.	RU2118738C1
METHOD OF HYDRAULIC IMPACT TEST AND REHABILITATION OF PIPELINE, WHICH IS IMPLEMENTED DURING ITS INCREASED PRESSURE LOADING IN FIELD CONDITIONS	2011	Filatov Aleksandr Anatol'Evich Dubinskij Viktor Grigor'Evich Kalinin Nikolaj Aleksandrovich Egorov Ivan Fedorovich Ponamarev Vladimir Mikhajlovich	RU2467299C1
METHOD FOR DIAGNOSING THE TECHNICAL CONDITION OF A PIPELINE BY ANALYZING THE MODAL DAMPING DECREMENT	2022	Gaponenko Sergei Olegovich Kondratev Aleksandr Evgenevich Volkov Sergei Alekseevich Volkov Ruslan Sergeevich Shakurova Rozalina Zufarovna	RU2778631C1
TESTING METHOD OF PIPELINE FOR SAFE INTERNAL OPERATING PRESSURE WITH EVALUATION OF HAZARD OF EXISTING DEFECTS IN PIPELINE, AND DEVICE FOR ITS IMPLEMENTATION	2011	Postautov Konstantin Vladimirovich Timofeeva Anastasija Sergeevna	RU2473063C2

RU 2 044 293 C1

Authors

Gurov Aleksandr Efimovich

Dates

1995-09-20—Published

1992-04-13—Filed