Mineral oils: processes and products – Asphalts – tars – pitches and resins; making – treating and... – By distillation
Patent
1989-04-28
1990-10-09
Myers, Helane
Mineral oils: processes and products
Asphalts, tars, pitches and resins; making, treating and...
By distillation
208 39, 208 40, C10G 916
Patent
active
049618377
ABSTRACT:
A process for the production of high quality petroleum tar pitch for use as a binder in the manufacture of electrodes for the aluminum and steel industries from a highly aromatic feed comprises fractionating the feed in an oxygen-free environment under controlled conditions so as to obtain a specific quality petroleum tar pitch.
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Mota Carlos
Rodriguez Domingo
Velasco Leon
Intevep S.A.
Myers Helane
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