Definition of Naphthas. Meaning of Naphthas. Synonyms of Naphthas

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Definition of Naphthas

Naphtha
Naphtha Naph"tha, n. [L. naphtha, Gr. ?????, fr.Ar. nafth, nifth.] 1. (Chem.) The complex mixture of volatile, 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 0.7, -- used as a solvent for varnishes, as a carburetant, illuminant, etc. 2. (Chem.) One of several volatile inflammable liquids obtained by the distillation of certain carbonaceous materials and resembling the naphtha from petroleum; as, Boghead naphtha, from Boghead coal (obtained at Boghead, Scotland); crude naphtha, or light oil, from coal tar; wood naphtha, from wood, etc. Note: This term was applied by the earlier chemical writers to a number of volatile, strong smelling, inflammable liquids, chiefly belonging to the ethers, as the sulphate, nitrate, or acetate of ethyl. --Watts. Naphtha vitrioli [NL., naphtha of vitriol] (Old Chem.), common ethyl ether; -- formerly called sulphuric ether. See Ether.

Meaning of Naphthas from wikipedia

- Naphtha (/ˈnæfθə/, recorded as less common or nonstandard in all dictionaries: /ˈnæpθə/) is a flammable liquid hydrocarbon mixture. Generally, it is a...
- Those olefin-containing naphthas are often referred to as cracked naphthas. In some petroleum refineries, the cracked naphthas are desulfurized and catalytically...
- 205 °C. The naphthas derived from the distillation of crude oils are referred to as "straight-run" naphthas. It is the straight-run heavy naphtha that is...
- A naphtha launch, sometimes called a "vapor launch", was a small motor launch, powered by a naphtha engine. They were a particularly American design,...
- specific kinds of white spirit, including Stoddard solvent and solvent naphtha (petroleum). White spirit is often used as a paint thinner, or as a component...
- processing plants to remove mercaptans from LPG, propane, butanes, light naphthas, kerosene, and jet fuel by converting them to liquid hydrocarbon disulfides...
- the noble metal catalysts in the subsequent catalytic reforming of the naphthas. When the process is used for desulfurizing diesel oils, the latest environmental...
- Benzene is an organic chemical compound with the molecular formula C6H6. The benzene molecule is composed of six carbon atoms joined in a planar hexagonal...
- Methylene hydrate, primary alcohol Pyroligneous spirit Wood alcohol Wood naphtha Wood spirit Identifiers CAS Number 67-56-1 Y 3D model (JSmol) Interactive...
- distribution between about 8 and 16 (carbon atoms per molecule); wide-cut or naphtha-type jet fuel (including Jet B and JP-4), between about 5 and 15. Fuel...