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ic objects, as distinguished from plants or animals. -- Mineral oil. See Naphtha, and Petroleum. -- Mineral paint, a pigment made chiefly of some natural mineral substance, as red or yellow iron ocher. -- Mineral patch. See Bitumen, and Asphalt. -- Mineral right, the right of taking minerals from land. -- Mineral…

om 0.05 to 0.1 per cent of aluminium is added to lower the melting point, usually in a petroleum furnace, keeping the molten metal at the bubbling point until it becomes quiet, and then pouring the molten metal into a mold lined with a special mixture consisting essentially of molasses and ground burnt fire clay; also,…

atile, liquid, inflammable hydrocarbons, occurring naturally, and usually called crude petroleum, mineral oil, or rock oil. Specifically: That portion of the distillate obtained in the refinement of petroleum which is intermediate between the lighter gasoline and the heavier benzine, and has a specific gravity of about…

A peculiar hydrocarbon occuring as an ingredient of Caucasian petroleum.

hane series. The most important is a colorless, volatile, inflammable liquid, found in petroleum, and a constituent of benzene or ligroin.

A colorless liquid hydrocarbon of the octylene series, occurring in Caucasian petroleum.

, resembling spermaceti, tasteless and odorless, and obtained from coal tar, wood tar, petroleum, etc., by distillation. It is used as an illuminant and lubricant. It is very inert, not being acted upon by most of the strong chemical reagents. It was formerly regarded as a definite compound, but is now known to be a co…

A hydrocarbon of the paraffin series, (C15H32) found in petroleum, tar oil, etc., and obtained as a colorless liquid; -- so called from the fifteen carbon atoms in the molecule.

ethane or paraffin series. They are colorless, volatile liquids, two of which occur in petroleum. So called because of the five carbon atoms in the molecule.

Petroleum. [R.]

A semisolid unctuous substance, neutral, and without taste or odor, derived from petroleum by distilling off the lighter portions and purifying the residue. It is a yellowish, fatlike mass, transparent in thin layers, and somewhat fluorescent. It is used as a bland protective dressing, and as a substitute for fatty mat…

A paraffin obtained from petroleum from Rangoon in India, and practically identical with ordinary paraffin.

y one of three isometric bases (C6H7N) related to pyridine, and obtained from bone oil, acrolein ammonia, and coal-tar naphtha, as colorless mobile liquids of strong odor; -- called also methyl pyridine.

Transportation, as of petroleum oil, by means of a pipe conduit; also, the charge for such transportation.

A line of pipe with pumping machinery and apparatus for conveying liquids, esp. petroleum, between distant points.

consistence of tar, and of a strong smell. It is inflammable, and intermediate between petroleum and asphalt. [Written also pisasphaltum, pisasphalt, etc.]

l varieties, as the white-, the red-, the yellow-flowered, etc. Formerly called also primerole, primerolles.

eous hydrocarbon, C3H8, of the paraffin series, occurring naturally dissolved in crude petroleum, and also made artificially; -- called also propyl hydride.

Same as Proleg.

Same as Proleg.