gas hydrate


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gas hydrate

[¦gas ′hī‚drāt]
(geochemistry)
A naturally occurring solid composed of crystallized water (ice) molecules, forming a rigid lattice of cages (a clathrate) with most of the cages containing a molecule of natural gas, mainly methane. Also known as clathrate hydrate, gas clathrate.
References in periodicals archive ?
Application of low dosage hydrate inhibitors (LDHIs) has been one of the supreme methods to reduce gas hydrate formation complications and offer flow assurance in offshore gas production systems.
Summary: Application of low dosage hydrate inhibitors (LDHIs) has been one of the supreme methods to reduce gas hydrate formation complications and offer flow assurance in offshore gas production systems.
Conservative estimates put the country's gas hydrate reserves at more than 6 tcm, enough to meet its current natural gas needs for 80-plus years.
Tenders are invited for Gas hydrate multi-stress premeability testing system
Since gas hydrate was sampled by drilling in the Qilian Mountain permafrost in 2008, to investigate the source of the gas hydrate and the relationship between gas hydrate and the concomitant oil and gas indication (OGI) have become an important research focus.
He said: "There has been a growing list of international projects dealing with gas hydrate production concerns.
He explained that the two main areas of this expedition were focused on improving understanding regarding the seismicity of the Arabian sea and the assessment of gas hydrate potential along with Makran coast.
Its sister rig Blue Whale 1 has been used in China's first test exploration for gas hydrate, or combustible ice, in the South China Sea from May to July.
Carney et al., "Free hydrocarbon gas, gas hydrate, and authigenic minerals in chemosynthetic communities of the northern Gulf of Mexico continental slope: Relation to microbial processes," Chemical Geology, vol.
Then, SDS-kaolin and THF-SDS compounded systems were found to improve the formation rate of mine gas hydrate, and it was better than the superposition of the single additive [13-15], which showed that the compound additives had the coordinated effect.
Recently an intensive work is going on different geophysical techniques to explore gas hydrate bearing sediments.
(2) When natural gas hydrate (NGH) slurry flows in vertical pipe, the flowability of NGH particles is higher than that of the sand particles, and the flowability of seawater falls between those of NGH and sand particles.