Several other U. S. oil companies also are engaged in offshore exploration, but so far with little success.

Several paintings with oil on canvas, woodcuts and copper etchings depict Sebastian Münster, by Hans Holbein d. J.

Several major projects are underway in the mining and oil and gas sectors that, if successful, will give a significant boost.

Several exploratory wells were dug for oil, but without success.

Several oil companies set up headquarters in the county, most notably Phillips Petroleum in Bartlesville.

Several small oil companies owned by Wallace Hardison, Lyman Stewart and Thomas R. Bard were combined and to become the Union Oil Company in 1890.

Several international oil companies are located here.

Several oil and gas pipeline, terminal, and distribution companies are located in Sinking Spring near the village of Montello.

Several oil companies were still in operation in 1990, as were a grocery store, a water well service, and a community center.

Several other oil fields were discovered later around Batman, the largest being Batı Raman oil field which produces about daily.

Several notable incidents of oil leakage have occurred since, including those caused by sabotage, maintenance failures, and gunshot holes.

Several of his salon paintings were adaptations of his Italian oil sketches reworked in the studio by adding imagined, formal elements consistent with Neoclassical principles.

Several coats of linseed oil is the traditional protective coating for the raw willow wood of cricket bats.

Several other countries hold oil sands deposits which are smaller by orders of magnitude.

Several reclamation certificate applications for oil sands projects are expected within the next 10 years.

Several Russian, French, South Korean, British, Canadian and American oil and gas companies have been either drilling or prospecting for oil and gas on the island since the mid-1990s.

Several oil fields have been discovered in that area since 1926.

Several issues were discussed, including cooperation in the tourism, oil and gas, and high-technology industries, as well as electricity supply from the Bakun dam to Kalimantan.

Several large oil and gas fields have been discovered in this basin, and the presence of hydrocarbons has been established in the multiple pay zones belonging to L-III limestone reservoir of Miocene age ( only in Mumbai high ), Mukta ( early Oligocene ), Bassein ( middle Eocene ), Panna ( Paleocene to early Eocene ) reservoirs, and Daman ( early Miocene-late Oligocene ) and Mahuva ( early Oligocene ) formations in Tapti Daman block.

Several oil companies have competed for leases on the area, and on 6 February 2008, the U. S. government announced the successful bidders would pay US $ 2. 6 billion for extraction rights.

Several substances are used to repel the ants, including vegetable oil, petroleum jelly, or PTFE.

Several methods of depositing material in the ocean floor have been proposed, including encasing it in concrete and as the United Kingdom has previously done, dropping it in torpedoes designed to increase the depth of penetration into the ocean floor, or depositing containers in shafts drilled with techniques similar to those used in oil exploration.

Several new weapons are also available, such as a gas pump which fills underground tunnels with poison gas.

Several Allied ships were sunk in the overcrowded harbour, including the U. S. Liberty ship John Harvey, which was carrying mustard gas ; mustard gas was also reported to have been stacked on the quayside awaiting transport.

Several models for the origin of gamma-ray bursts postulated that the initial burst of gamma rays should be followed by slowly fading emission at longer wavelengths created by collisions between the burst ejecta and interstellar gas.

Several other natural gas plants provide extra power during times of peak demand.

Several locomotive classes have been powered by gas turbines, the most recent incarnation being Bombardier's JetTrain.

Several silanones have been studied in argon matrices and in the gas phase, but they are highly reactive .< ref > Despite their reactivity, silanones are important as intermediates in gas-phase processes such as chemical vapor deposition in microelectronics production, in the formation of ceramics by combustion ,< ref > and in astrochemistry.

Several sources have compared the Martinsburg shale to the Marcellus Shale formations to the West in Pennsylvania and New York and cited that there is the possibility of natural gas extraction in this region.

Several lawsuits have emerged in the last decade with regards to water contamination and ground gas seepage due to decades of dumping on the DuPont site.

Several Russian special forces operatives were also poisoned by the gas during the operation.

Several major infrastructure developments arrive such as distributed town gas, electricity, town water supplies, and a sewage treatment system.

Several activities designed to reduce greenhouse gas emissions may be considered merely symbolic greenwash.

Several studies ( e. g., Amazon Shelf Study — AMASEDS, LEPLAC, REMAC, GLORIA, Ocean Drilling Program ) indicate that there is evidence for gas seepage on the slope off the Amazon fan based on the incidence of bottom-simulating reflections ( BSRs ), mud volcanoes, pock marks, gas in sediments, and deeper hydrocarbon occurrences.

Several isotherms of an ideal gas on a p-V diagram

Several different arrangements exist for supplying breathing gas to divers from the surface:

Several types of filters are used in chemistry in order to facilitate separation, thereby purifying a liquid ( or gas ).

Several terrestrial bodies have been subject of lander and / or impact exploration: among them the planets Mars and Venus and the Saturn moon Titan.

Several major American space exploration " firsts " were launched from CCAFS, including the first U. S. earth satellite ( 1958 ), first U. S. astronaut ( 1961 ), first U. S. astronaut in orbit ( 1962 ), first two-man U. S. spacecraft ( 1965 ), first U. S. unmanned lunar landing ( 1966 ), and first three-man U. S. spacecraft ( 1968 ).

Several major oil companies have invested in exploration of the Ganges delta region.

Several human skeletons along some animal bones and a number of a small stones implements, belonging probably to the Neolithic, have been unearthed in Archaeological exploration at Sarai Nahar in Kunda Tehsil.