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  1.  

    METHOD FOR KIMBERLITE PIPES TREATMENT (VERSIONS)

    NERUCHEV SERGEJ SERGEEVICH / PIVEN GENNADIJ FEDOROVICH / DYUKAREV IGOR VLADIMIROVICH et al. | Europäisches Patentamt | 2020
  2.  

    SCREW DRILL FOR FORMATION OF WELLS IN FROZEN SOILS

    MARTYUCHENKO IGOR GAVRILOVICH / ZENIN MAKSIM IVANOVICH | Europäisches Patentamt | 2020
  3.  

    DEVICE FOR PUMPING GAS FROM ANNULAR SPACE

    URAZAKOV KAMIL RAKHMATULLOVICH / BAKHTIZIN RAMIL NAZIFOVICH / BELOZEROV VIKTOR VLADIMIROVICH et al. | Europäisches Patentamt | 2020
  4.  

    GROUTING MIXTURE

    BAZHIN VLADIMIR YUREVICH / BRICHKIN VYACHESLAV NIKOLAEVICH / SAVCHENKOV SERGEJ ANATOLEVICH et al. | Europäisches Patentamt | 2020
  5.  

    PULSED HYDRAULIC FRACTURING METHOD

    SHIPULIN ALEKSANDR VLADIMIROVICH | Europäisches Patentamt | 2020
  6.  

    DOWNHOLE FILTER

    BOLOTIN NIKOLAJ BORISOVICH | Europäisches Patentamt | 2020
  7.  

    CONTROLLED CUTOFF VALVE FOR GAS WELLS

    KOTLYAROV ARTEM LEONIDOVICH | Europäisches Patentamt | 2020
  8.  

    METHOD TO ISOLATE CONE OF BOTTOM WATER IN GAS PRODUCING WELL

    LEONTEV DMITRII SERGEEVICH / TSILIBIN VLADISLAV VITALEVICH / BAKIROVA ADELIA DANIIAROVNA | Europäisches Patentamt | 2020
  9.  

    DOWNHOLE FILTER

    BOLOTIN NIKOLAJ BORISOVICH | Europäisches Patentamt | 2020
  10.  

    METHOD OF HYDRODYNAMIC EFFECT ON FORMATION AND DEVICE FOR ITS IMPLEMENTATION

    FURSIN SERGEJ GEORGIEVICH / ARESTENKO YURIJ PAVLOVICH | Europäisches Patentamt | 2020
  11.  

    DEVICE FOR TRANSMITTING INFORMATION FROM WELL

    RUDENKO MARIYA PAVLOVNA / FEDOTOV SERGEJ ANDREEVICH | Europäisches Patentamt | 2020
  12.  

    FILTERING DEVICE FOR WELL CLEANING

    ABAKUMOV ANTON VLADIMIROVICH / MALKOVSKII MAKSIM ALEKSANDROVICH | Europäisches Patentamt | 2020
  13.  

    DOWNHOLE FILTER

    BOLOTIN NIKOLAJ BORISOVICH | Europäisches Patentamt | 2020
  14.  

    DOWNHOLE FILTER

    BOLOTIN NIKOLAJ BORISOVICH | Europäisches Patentamt | 2020
  15.  

    COMPRESSOR TO PUMPING UNIT FOR GAS REMOVAL FROM ANNULAR SPACE OF OIL WELL

    INSAPOV MARSEL MUKHAMATOVICH / GILFANOV RUSTAM ANISOVICH | Europäisches Patentamt | 2020
  16.  

    DEVICE FOR MOUNTING AND DISMANTLING FLANGE OF WELLHEAD FITTINGS

    OSNOS VLADIMIR BORISOVICH / ASYLGARAEVA ALIIA SHARIFZIANOVNA | Europäisches Patentamt | 2020
  17.  

    METHOD FOR DEVELOPMENT OF FLAT DIPPING NARROW VEINS

    YUSIMOV BORIS VLADIMIROVICH | Europäisches Patentamt | 2020
  18.  

    DEVELOPMENT METHOD OF OIL DEPOSIT WITH LOW-PERMEABILITY HEADERS AND HIGH-PERMEABILITY INTERLAYERS

    KUNDIN ALEKSANDR SEMENOVICH / VOLPIN SERGEJ GRIGOREVICH / AFANASKIN IVAN VLADIMIROVICH | Europäisches Patentamt | 2020
  19.  

    DEVELOPMENT METHOD OF SUPER-VISCOUS OIL DEPOSIT

    EMELIANOV VITALII VLADIMIROVICH | Europäisches Patentamt | 2020
  20.  

    DOWNHOLE FILTER

    BOLOTIN NIKOLAJ BORISOVICH | Europäisches Patentamt | 2020

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