coal tar pitch


Also found in: Dictionary, Thesaurus, Legal, Financial, Acronyms, Encyclopedia.

coal tar pitch

a cause of severe hepatic necrosis in pigs that nibble at pitch-coated pens and floors. The syndrome includes anemia, jaundice and emaciation.
References in periodicals archive ?
Coal tar pitch is a complex mixture of the residue from the distillation of high temperature coal tar with an approximate softening point of 90 to 180 degree C.
Reaction mixes of coal tar pitch 70LQI, containing 0, 21.
In general, coal tar pitch emulsions are considered more resistant to weathering, gasoline, and other automotive fluids.
The method includes the initial class/type segregation of the wastes followed by mixing them in appropriate proportions with a coal tar pitch.
The three-dimensional internal bonding structure of carbon and hydrogen atoms makes coal tar pitch an extremely stable material.
Around 1910 the first type of antioxidants were discovered, mainly naturally existing materials like creosote, asphalt and coal tar pitch.
There are two main reasons here: First, steel output grew under the drive of consumer demand, and the operating rate of coke enterprises kept improving; second, the market demand for carbon black and coal tar pitch etc increased in the second half of 2009.
Tenders are invited for Procurement Of 2300 Mt Solid Coal Tar Pitch
Asphalt is one concern, as it contains coal tar pitch, a recognized human carcinogen, as well as polycyclic aromatic hydrocarbons (PAHs) including benzo[a]pyrene, another carcinogen.