| 释义 |
hydroforming
hy·dro·form·ing H0344700 (hī′drə-fôr′mĭng)n.1. A process in which olefinic and carbocyclic petroleum products are converted to high-octane branched-chain alkanes in the presence of hydrogen and a catalyst under pressure and heat.2. A manufacturing technique in which high-pressure hydraulic fluid is used to mold a sheet or tube of metal stock by forcing it against the surface of a die.
hy′dro·form′er n.hydroforming (ˈhaɪdrəʊˌfɔːmɪŋ) n1. (Chemistry) the catalytic reforming of petroleum to increase the proportion of aromatic and branched-chain hydrocarbons2. (General Engineering) engineering a forming process in which a metal component is shaped by a metal punch forced against a die, consisting of a flexible bag containing a fluidhydroforming
hydroforming[¦hī·drə‚for·miŋ] (chemical engineering) A petroleum-refinery process in which naphthas are passed over a catalyst at elevated temperatures and moderate pressures in the presence of added hydrogen or hydrogen-containing gases, to form high-octane BTX aromatics for motor fuels or chemical manufacture. |