TREA

Fluid barriers

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Industry

  • CPC
  • E21F5/143
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Parent Industries

EFIXED CONSTRUCTIONS E21Mining E21FSAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS E21F5/00Means or methods for preventing, binding, depositing, or removing dust Preventing explosions or fires

Current Industry

E21F5/143Fluid barriers
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Combined automatic anti-explosion method for gas drainage pipeline
    • Patent number 10,612,379
    • Issue date Apr 7, 2020
    • CHINA UNIVERSITY OF MINING AND TECHNOLOGY
    • Caiping Lu
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Explosion protection system
    • Patent number 10,252,092
    • Issue date Apr 9, 2019
    • LEPL G. TSULUKIDZE MINING INSTITUTE
    • Edgar Mataradze
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Passive explosion barrier for mines
    • Patent number 4,284,144
    • Issue date Aug 18, 1981
    • The United States of America as represented by the Secretary of the Interior
    • Israel Liebman
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Passive explosion barrier
    • Patent number 3,960,217
    • Issue date Jun 1, 1976
    • The United States of America as represented by the Secretary of the Interior
    • Israel Liebman
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Pressure sensitive explosion barrier
    • Patent number 3,958,644
    • Issue date May 25, 1976
    • The United States of America as represented by the Secretary of the Interior
    • Israel Liebman
    • E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

  • Information Patent Application

    EXPLOSION PROTECTION SYSTEM
    • Publication number 20180161609
    • Publication date Jun 14, 2018
    • LEPL G. TSULUKIDZE MINING INSTITUTE
    • Edgar MATARADZE
    • E21 - EARTH DRILLING MINING