ARMTORG Media group. Review of patents. The spherical crane with the increased service life and the increased wear resistance

Before you the following article from the fourth issue of the magazine "The messenger of an armaturostroitel". This time we offer to reading material about development the spherical crane with the increased service life and the increased wear resistance. Owner of the patent: JOINT-STOCK COMPANY "AKIN". Author of the patent: Aleksey Gladilin. Dear readers! In new issue of the magazine we continue the heading "Review of Patents" in which we present to your attention the most actual development to armature engineering branches. Despite a difficult present economic situation in the world...