A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
ЭЛЕМЕНТ БУРИЛЬНОЙ КОЛОННЫ
A drill string element of a drill string, the drill string element configured to keep the pressure in the annular space between the drill string and the drill hole within calculated limits or to keep the pressures prevailing in the annular space or drill string as small as possible. Settled drill cuttings are brought back into the flow or settlement of the drill cuttings is prevented.
ЭЛЕМЕНТ БУРИЛЬНОЙ КОЛОННЫ
A drill string element of a drill string, the drill string element configured to keep the pressure in the annular space between the drill string and the drill hole within calculated limits or to keep the pressures prevailing in the annular space or drill string as small as possible. Settled drill cuttings are brought back into the flow or settlement of the drill cuttings is prevented.
ЗАЩИТНАЯ КОНСТРУКЦИЯ ВОДООТДЕЛЯЮЩЕЙ КОЛОННЫ САМОПОДЪЕМНОЙ ПЛАТФОРМЫ
European Patent Office | 2016
ИЗОЛЯЦИОННЫЙ ЭЛЕМЕНТ И СИСТЕМА, СОДЕРЖАЩАЯ ИЗОЛЯЦИОННЫЙ ЭЛЕМЕНТ
European Patent Office | 2016