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.)
Individual
Original Assignee
Individual
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by IndividualfiledCriticalIndividual
Priority to DE19691953731priorityCriticalpatent/DE1953731B2/de
Publication of DE1953731A1publicationCriticalpatent/DE1953731A1/de
Publication of DE1953731B2publicationCriticalpatent/DE1953731B2/de
Application grantedgrantedCritical
Publication of DE1953731C3publicationCriticalpatent/DE1953731C3/de
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
F16L9/00—Rigid pipes
F16L9/12—Rigid pipes of plastics with or without reinforcement
F16L9/121—Rigid pipes of plastics with or without reinforcement with three layers
Landscapes
Engineering & Computer Science
(AREA)
General Engineering & Computer Science
(AREA)
Mechanical Engineering
(AREA)
Lining Or Joining Of Plastics Or The Like
(AREA)
Rigid Pipes And Flexible Pipes
(AREA)
Laminated Bodies
(AREA)
DE196919537311969-10-241969-10-24Verfahren zum Herstellen von Kunststoffrohren
GrantedDE1953731B2
(de)