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JOHANN GEHL
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JOHANN GEHL
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Application filed by JOHANN GEHLfiledCriticalJOHANN GEHL
Application grantedgrantedCritical
Publication of FR1170084ApublicationCriticalpatent/FR1170084A/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
F16L57/00—Protection of pipes or objects of similar shape against external or internal damage or wear
F16L57/06—Protection of pipes or objects of similar shape against external or internal damage or wear against wear
E—FIXED CONSTRUCTIONS
E03—WATER SUPPLY; SEWERAGE
E03F—SEWERS; CESSPOOLS
E03F3/00—Sewer pipe-line systems
E03F3/04—Pipes or fittings specially adapted to sewers
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Engineering & Computer Science
(AREA)
General Engineering & Computer Science
(AREA)
Health & Medical Sciences
(AREA)
Life Sciences & Earth Sciences
(AREA)
Hydrology & Water Resources
(AREA)
Public Health
(AREA)
Water Supply & Treatment
(AREA)
Mechanical Engineering
(AREA)
FR1170084D1957-03-271957-03-27Tuyau en béton à garniture d'usure destiné plus particulièrement à l'écoulement des eaux ménagères
ExpiredFR1170084A
(fr)