GB2199518B
(en )
1990-08-22
Separation of granular solid material
ZA844193B
(en )
1985-02-27
A method of separating refuse from coal
GB8519884D0
(en )
1985-09-18
Coal liquefaction process
GB2190310B
(en )
1990-10-17
Recovering coal fines
ZA886807B
(en )
1990-05-30
Method for efficient separation of coal from coal spoil in two stages of hydrocyclonic separation
GB8928319D0
(en )
1990-05-23
Concentrator for separation of minerals
PL271293A1
(en )
1989-09-18
Method of separating coarse coal lumps
GB2230714B
(en )
1991-12-18
Concentrator for separation of minerals
GB2221856B
(en )
1992-11-25
Coal fines recovery plant
PL278019A1
(en )
1990-01-22
Method of preparing brown coal for further processing
CS379988A1
(en )
1990-05-14
Horizontal cyclone stage for solid particles separation
CS594188A1
(en )
1989-11-14
Method of shaped pieces production from carbonaceous substances
PL273686A2
(en )
1989-04-17
Method of cleaning fine coal
PL273529A1
(en )
1990-01-08
Method for producing perbenzyl coal derivatives
PL242314A1
(en )
1984-12-03
Method of recovering coal from post-flotation wastes
GB8728830D0
(en )
1988-01-27
Preparation of coal fines for pelletisation
HUT48311A
(en )
1989-05-29
Process for production and equipment for mineralizing materials containing coal
AU2467188A
(en )
1989-05-11
Recovery of lyophyllic mineral particles
PL269613A1
(en )
1989-08-21
Method of dewatering coal slurries
ZA866551B
(en )
1987-04-29
Coal liquefaction process
JPS57130558A
(en )
1982-08-13
Method of crushing coal
PL237684A1
(en )
1984-01-30
Method of separation of coal tar
PL282590A1
(en )
1991-06-03
Method of mining useful minerals
ZA899111B
(en )
1991-07-31
Method of refining coal by short residence time hydrodisproportionation
PL257851A1
(en )
1987-11-30
Method of briquets of mineral raw materials