Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
COMIA FAO SA
Original Assignee
COMIA FAO SA
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Filing date
Publication date
Application filed by COMIA FAO SAfiledCriticalCOMIA FAO SA
Priority to FR8004220ApriorityCriticalpatent/FR2476795A1/fr
Publication of FR2476795A1publicationCriticalpatent/FR2476795A1/fr
Application grantedgrantedCritical
Publication of FR2476795B1publicationCriticalpatent/FR2476795B1/fr
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
F16L59/00—Thermal insulation in general
F16L59/06—Arrangements using an air layer or vacuum
F16L59/07—Arrangements using an air layer or vacuum the air layer being enclosed by one or more layers of insulation