DEVICE FOR TREATING PIPE INTERNAL SURFACE

pickling of metals with chemical means; applicable in continuous jet pickling of pipe internal surfaces. SUBSTANCE: device has a stationary shaft with drive of reciprocating rotation and tube plates installed on it and provided with sealing plugs for fixing of treated pipes; system of autonomous and...

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Bibliographische Detailangaben
Hauptverfasser:	GAVRILOV A.K, SMIRNOV G.V, SMIRNOV V.G
Format:	Patent
Sprache:	eng
Schlagworte:	CHEMICAL SURFACE TREATMENT CHEMISTRY CLEANING OR DEGREASING OF METALLIC MATERIAL BY CHEMICALMETHODS OTHER THAN ELECTROLYSIS COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATIONOR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL COATING MATERIAL WITH METALLIC MATERIAL COATING METALLIC MATERIAL DIFFUSION TREATMENT OF METALLIC MATERIAL INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION INGENERAL METALLURGY
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Beschreibung
Zusammenfassung:	pickling of metals with chemical means; applicable in continuous jet pickling of pipe internal surfaces. SUBSTANCE: device has a stationary shaft with drive of reciprocating rotation and tube plates installed on it and provided with sealing plugs for fixing of treated pipes; system of autonomous and intermediate vessels for treatment solutions with pipelines, switches, valves and pump. Sealing plug has flexible and compressing members. EFFECT: prompt and easy readjustment of device for different sizes of pipes and complex treatment cycle for one device setting. 6 cl, 3 dwg