๐”– Bobbio Scriptorium
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Bioscrypt revenue makes headway toward US$13m


Book ID
114329988
Publisher
Elsevier Science
Year
2001
Tongue
English
Weight
186 KB
Volume
9
Category
Article
ISSN
0969-4765

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Structural characterization of pitch fee
โœ Shu-An Qian; Peng-Zhou Zhang; Bai-Ling Li ๐Ÿ“‚ Article ๐Ÿ“… 1985 ๐Ÿ› Elsevier Science ๐ŸŒ English โš– 852 KB

Several pitches, used to make high-grade cokes, are characterized by 13C and 'H n.m.r. spectroscopy. Average molecular parameters of solvent fractions of the pitches indicate distinct differences in molecular structure. Principal differences between A-240 petroleum and medium coal-tar pitches are co