Patent of the Russian Federation for an invention
27 April 2013 0:00
LLC “OKOS” has acquired patent of the Russian Federation on repair method of refractory brickwork of coke oven batteries, certifying the exclusive right, authorship and priority of invention. The invention № 2480507 registered in the State Register of Inventions of the Russian Federation on April 27th, 2013 by the Federal Service for Intellectual Property (ROSPATENT).