11 niðurstöður
FIELD OF THE INVENTION
The present invention relates to the field of subsurface fluid recovery and, in particular, to surface-driven pump systems for oil production from subsurface hydrocarbon deposits.
BACKGROUND OF THE INVENTION
Producing subsurface hydrocarbon deposits requires that a system be
BACKGROUND OF THE INVENTION
The present invention relates to a method and relative system for the early identification of malfunctionings of the drill bit due to wear of the same during the drilling of hydrocarbon wells.
The state of the art whereto the present invention relates is that of
FIELD
The disclosure relates to methods and systems for operating a subsea riser in an offshore hydrocarbon production facility, the riser being formed of flexible pipe having a central bore and an annulus containing multiple functional layers. More particularly, the disclosure relates to methods
STATEMENT REGARDING FEDERALLY SPONSORED RESEARCH OR DEVELOPMENT
None.
FIELD OF THE INVENTION
This invention relates to the filling of an annular space between the steel outer casing of a hydrocarbon well and the surrounding rock during the construction phase, during the productive life or when the
CROSS-REFERENCE TO RELATED APPLICATIONS
The present application is a U.S. national phase entry of International Patent Application No. PCT/IN2012/000140, now WO 2012/156984, filed on Feb. 29, 2012, which claims foreign priority on Indian Patent Application No. IN 1493/MUM2011 filed on May 16, 2011,
The present invention is related to modified and stabilized synthetic cis-1,4polyisoprene and a process of producing same.
This type of rubber is applicable to the tyre production of tires, as well as the production of rubber footwear and other articles, cable insulation, etc.
At present, the
TECHNICAL FIELD
This invention relates generally to fluid control, and more particularly it relates to transfer and delivery of liquid substances from one location to another.
BACKGROUND OF THE INVENTION
The statements in this background section merely provide background information related to the
BACKGROUND OF THE INVENTION
1. Field of the Invention
This invention is related to fuels, especially hydrocarbon fuels, and lubricants, especially lubricating oils, and, more particularly, to a class of anti-wear, anti-fatigue, and extreme pressure additives that are derived from dithiocarbamyl
CROSS-REFERENCE TO RELATED APPLICATION
This non-provisional application claims priority under 35 U.S.C. .sctn. 119(a) on Patent Application No. 2016-112644 filed in Japan on Jun. 6, 2016, the entire contents of which are hereby incorporated by reference.
TECHNICAL FIELD
The present invention relates
TECHNICAL FIELD
The present invention relates to a modified ethylene-vinyl alcohol copolymer, more particularly relates to a gas barrier resin comprising the modified ethylene-vinyl alcohol copolymer and a molded article prepared from the same, particularly a pneumatic tire and a hose.
BACKGROUND
TECHNICAL FIELD
The present invention relates to a lubricating oil composition for automatic transmission. In more detail, the present invention relates to a lubricating oil composition for automatic transmission which has a high transmission torque capacity and satisfactory gear change shock