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LES TRAVAUX SOUTERRAINS
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LES TRAVAUX SOUTERRAINS
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Publication of FR910919ApublicationCriticalpatent/FR910919A/en
F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
F16L55/02—Energy absorbers; Noise absorbers
F16L55/027—Throttle passages
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Engineering & Computer Science
(AREA)
General Engineering & Computer Science
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Mechanical Engineering
(AREA)
FR910919D1944-12-231944-12-23
Method of construction of soundproofing channels
ExpiredFR910919A
(en)