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DO NI UGOLNYJ INST

Overview
  • Total Patents
    595
About

DO NI UGOLNYJ INST has a total of 595 patent applications. Its first patent ever was published in 1967. It filed its patents most often in USSR (Union of Socialist Soviet Republics) and Russian Federation. Its main competitors in its focus markets civil engineering, chemical engineering and machines are SCHNYDER HANS, LE N PROIZV OB KHIM MASH and APPLIC ENG CORP.

Patent filings in countries

World map showing DO NI UGOLNYJ INSTs patent filings in countries

Patent filings per year

Chart showing DO NI UGOLNYJ INSTs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Rozental Moisej B 57
#2 Nikolenko Nikolaj A 54
#3 Lepikhov Aleksej G 49
#4 Levkovich Pavel E 45
#5 Vitka Mikhail A 37
#6 Stepanovich Gennadij Ya 36
#7 Gordienko Nikolaj F 32
#8 Zinovenko Vladimir I 32
#9 Goryachij Vladimir G 31
#10 Ivanov Ivan F 31

Latest patents

Publication Filing date Title
RU2074321C1 Method for preventing rock ground in workings from heaving
RU2039289C1 Hydraulic individual prop
RU2021523C1 Compound for consolidation of rocks
RU2032080C1 Mine sectional ventilation method
RU2019477C1 Face flight conveyer
RU2025442C1 Device for stopping cage at level of receiving platform of mine cage hoist
RU2018658C1 Cutter for coal mining machine
RU2021527C1 Powered support unit
RU2049708C1 Hopper for loose lump materials
RU2040692C1 Device for support and feed of drilling machine
RU2021532C1 Method for control of spontaneous fires in mine workings with use of block mining system
RU2021503C1 Coal continuous miner
SU1809103A1 Method for mine airing
RU2018681C1 Device for tightening support members
RU1803550C Worm auger
RU1809102C Method for airing of extraction districts
RU1802165C Method for catching methane in extraction district
SU1739242A1 Apparatus for diagnosis of reduction gear
RU2023163C1 Hydraulic prop of mine support
RU2021519C1 Organomineral composition for consolidation of unstable rocks