Макіївське Виробниче Об'Єднання По Видобутку Вугілля "Макіїввугілля"
Макеевское производственное объединение по добыче угля "Макеевуголь"
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 Макіївське Виробниче Об'Єднання По Видобутку Вугілля "Макіїввугілля", Макеевское производственное объединение по добыче угля "Макеевуголь"filedCriticalМакіївське Виробниче Об'Єднання По Видобутку Вугілля "Макіїввугілля"
Priority to UA4940797ApriorityCriticalpatent/UA6175A1/en
Publication of UA6175A1publicationCriticalpatent/UA6175A1/en
Metal roof bar has welded of profiles box frame with adapter at one end and cross through opening at the other end, and stopper. Adapter is arranged with through openings and slots and is attached to the body in rigid way, and stopper is attached in front of cross through opening of frame to hold roof bar and it ins installation to through openings of the frame and through openings or slots of adapter of neighboring roof bar.
UA4940797A1991-04-191991-04-19Metal roof bar for fixation of production face
UA6175A1
(en)