Coal depolymerization utilizing hard acid/soft base

Details Coal depolymerization utilizing hard acid/soft base Coal depolymerization utilizing hard acid/soft base

1992-08-04

1994-03-29

Breneman, R. Bruce

Mineral oils: processes and products

By treatment of solid mineral, e.g., coal liquefaction, etc.

208424, 208422, 208435, C10G 100

Patent

active

052981576

ABSTRACT:
A process for depolymerizing coal at low temperatures by contacting finely divided coal with a hard acid and soft base.

REFERENCES:
patent: 1881927 (1932-10-01), Pott et al.
patent: 2202901 (1940-06-01), Dreyfuss
patent: 2347231 (1944-04-01), Stoewener
patent: 3255137 (1963-08-01), Schuman
patent: 3282826 (1966-11-01), Winkler
patent: 3502564 (1970-03-01), Hodgson
patent: 3505203 (1970-04-01), Nelson
patent: 3532617 (1970-10-01), Hodgson
patent: 3549512 (1970-07-01), Hodgson
patent: 3677932 (1972-07-01), Hardesty et al.
patent: 3748254 (1973-07-01), Gorin
patent: 3764515 (1973-10-01), Kiovsky
patent: 3840456 (1974-10-01), Yavorsky et al.
patent: 3841991 (1973-04-01), Cohen et al.
patent: 3893943 (1975-07-01), Willard, Sr.
patent: 3988238 (1976-10-01), McCollum et al.
patent: 4056460 (1977-11-01), Malek
patent: 4090944 (1978-05-01), Moore et al.
patent: 4176051 (1979-11-01), Ternan et al.
patent: 4333815 (1982-06-01), Vermeulen et al.
patent: 4376695 (1983-03-01), Belinko et al.
patent: 4394247 (1983-07-01), Olah
patent: 4426313 (1984-01-01), Swedo
patent: 4518478 (1985-05-01), Weller
patent: 4534848 (1985-08-01), Sanada et al.
patent: 4539095 (1985-09-01), Sunder et al.
patent: 4617105 (1986-10-01), Miller
patent: 4626342 (1986-12-01), Garg et al.
patent: 4675120 (1987-06-01), Martucci
patent: 4728418 (1988-03-01), Shabitai et al.
patent: 5026475 (1991-06-01), Stuntz et al.
patent: 5064527 (1991-11-01), Singhal et al.
The Condensed Chemical Dictionary, 9th Edition, G. G. Hawley, ed., Van Nostrand Reinhold Co., NY, 1977, p. 806.
K. Fuji, T. Kawabata, E. Fujita, Chem Pharm. Bull. (Japan), vol. 28, pp. 3662-3664 (1980).
Chemistry of Coal Utilization, 2nd Supp. vol., Ed. by M. Elliott, Chpt. 8, pp. 425-454 (1982), Wiley Interscience.
M. Node, H. Hori, E. Fujita, J. Chem. Soc. Perkin I, 1976, pp. 2237-2240.
F. Derbyshire, Chemtech, 1990, Jul., pp. 439-443.
C. Lapierre, B. Pollet, B. Monties, Holzforschung, vol. 45, pp. 61-68 (1991).
Handbook for Pulp and Paper Technologists, G. A. Smook, author, p. 6, Tappi, Atlanta, Ga. (1988 5th printing; copyright 1982).

Affiliated with

Also associated with

Rating

Coal depolymerization utilizing hard acid/soft base does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Coal depolymerization utilizing hard acid/soft base, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Coal depolymerization utilizing hard acid/soft base will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-789247