Manufacture of asphalt

Membrane separation of unconverted carbon fiber precursors...

Mesophase pitch feedstock from hydrotreated decant oils

Mesophase pitch using steam cracker tar

Method and apparatus for determining the relative...

Method and apparatus for fluidizing coal tar sludge

Method and apparatus for foaming of bitumen

Method and apparatus for production of crystallizable...

Method and apparatus for recycling asphalt based roofing...

Method and apparatus for upgrading bituminous material

Method and arrangement for melting of pitch etc.

Method and equipment for producing foam bitumen

Method and system for hot filtering bitumen with light...

Method for accelerated aging of neat asphalt binder using...

Method for coating wet pitch prills with finely divided...

Method for dewatering coke tar-water mixture

Method for fluidizing tars

Method for heavying polycyclic substances

Method for producing a hard pitch and particularly a...

Method for producing a precursor pitch for carbon fiber