SEALING DOUGH USED TO PREVENT AND STOP LEAKAGES OF PIPELINES ADAPTER FITTING

FIELD: pipelines adapter fitting production. SUBSTANCE: invention presents the sealing dough used to prevent and stop leakages of adapter fitting of gas pipelines, oil pipelines, steam-pipes, heat-and-power engineering facilities, etc. The composition of the sealing dough contains (mass %): oligoorg...

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Bibliographische Detailangaben
Hauptverfasser: GRUNTENKO G.S, NAZAROVA D.V, KOVALENKO S.I, POLIVANOV A.N, SOBOLEVSKAJA L.V, MEL'NIKOV G.JU, TROFIMOV E.V, DEMCHENKO A.I
Format: Patent
Sprache:eng ; rus
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Zusammenfassung:FIELD: pipelines adapter fitting production. SUBSTANCE: invention presents the sealing dough used to prevent and stop leakages of adapter fitting of gas pipelines, oil pipelines, steam-pipes, heat-and-power engineering facilities, etc. The composition of the sealing dough contains (mass %): oligoorganosiloxane 15-63, mineral oil 0-10, grease based on petroleum 0-50, bentonite 4-5, settled chalk 4-5, white black 3-4, granular fluoroplastic 3-5, flaky mica 0-1, aerosil 4-5, high-molecular rubber 4-5, low-molecular rubber 4-6. EFFECT: increased resistance against action of gas condensate components, petroleum products and hostile environments; increased operational durability (no less than by 0.5 year), temperature stability in a broad band of temperatures. 3 tbl, 8 ex