Citations:goudron


 * 1900, Society of Chemical Industry (Great Britain), Journal of the Society of Chemical Industry, page 652:
 * About 50 kilos of goudron from Romany oil were carefully cracked at about 400 °C., partly with steam an partly without. In the latter case, dark paraffin wax was obtained from the higher fractions,
 * 1854, Auguste-Théodore Vidal, A Treatise on Venereal Diseases, page 377:
 * M. Ricord states that he has found benefit in the squamous form from the use of the ointment of goudron of M. Emery. This is the formula : OINTMENT OF GOUDRON. R. Goudron, 3
 * 1900, The Petroleum Review, with which is Incorporated "Petroleum", page 596:
 * ... differs widely from Algerian deposits, including geological sections and that of Baku, and contains a large quantity of heavy specimens of strata, photographs of the oil fields and of goudron and heavy hydrocarbons.
 * 1902, The Petroleum Review, with which is Incorporated "Petroleum", page 671:
 * He is unable to select his crude, and often has to be satisfied with a worse residuum; nor is he in a position to dispose of his goudron as the latter, and for all these reasons, such a refinery is compelled to secure as high a ...
 * 1903, Great Britain. Patent Office, Patents for Inventions. Abridgments of Specifications, page 75:
 * The carbon electrodes rest on a layer f of goudron, which is tar boiled or evaporated to a density greater than that of ordinary tar.
 * 1906, The Petroleum Review ..., page 156:
 * In some parts the oil soaks through river alluvia and forms small goudron deposits.
 * 1909, Petroleum Review
 * For this purpose, the goudrons are diluted with a certain quantity of water, so as to reduce the acid to 50 °B.; at the same time, the mass is energetically blown with air, in order to separate and to bring to the surface of the ...
 * 1923, Petroleum Times
 * (6) Natural liquid goudrons are solutions of more or less oxidized (resinified) solid hydrocarbons in liquid hydrocarbons, and are therefore thick and viscous.
 * 1969, Periodica Polytechnica: Chemical engineering
 * Goudrons are treated in propane asphalt extraction units to yield bitumen and heavy paraffinic oils.
 * 1982, V. P. Sukhanov, Petroleum Processing, Imported Publication
 * Typical characteristics of deasphaltization of goudrons are given in Table 18.
 * 1991, Industrial Chemistry, Krishna Prakashan Media (ISBN 9788187224990), page 365:
 * Acid goudrons are further processed to obtain demulsifiers, fuels and regenerated acid.