PIPELINE REPAIR METHOD

FIELD: construction engineering. SUBSTANCE: method used for repairing pipelines crossing water-ways involves following procedures. New pipe is inserted in worn-out pipeline, space between pipes is sealed and filled with water. New pipe is displaced afloat by means of piston while pumping air (gas) i...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	IVANOV V.A, NOVOSELOV V.V, SOKOLOVSKIJ V.I
Format:	Patent
Sprache:	eng
Schlagworte:	BLASTING ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS HEATING JOINTS OR FITTINGS FOR PIPES LIGHTING MEANS FOR THERMAL INSULATION IN GENERAL MECHANICAL ENGINEERING PIPES SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING THERMAL INSULATION IN GENERAL WEAPONS
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