22/02/2018 9:54 AM
"Patent" on the use of natural or synthetic rubber
The lecturers in the Middle Technical University: Dr. Hani Aziz Amin, Dr. Kazem Majbel Mashloush and Ms. Rusul Abdul Karim Salman obtained a patent for the use of natural or synthetic rubber to generate pressure of the formation instead of hydraulic in the expansion and blowing of copper pipes.
The patent aims to focus on the formation pressure in the case of rubber with less stress in the metal tube and shows no failure in the wall of the pipe compared to the use of hydraulic.
The patent, granted by the Central Organization for Standardization and Quality Control in the Ministry of Planning, included the distribution of the thickness of the pipe wall in the case of the use of rubber better than the use of the center of the hydraulic and the use of synthetic rubber better than normal in the same mold and the distribution of emotion along the axis on the side at the central point .