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Priority to DD18085274ApriorityCriticalpatent/DD114661A1/xx
Publication of DD114661A1publicationCriticalpatent/DD114661A1/xx
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
F16L41/00—Branching pipes; Joining pipes to walls
F16L41/008—Branching pipes; Joining pipes to walls for connecting a measuring instrument