GB2212418B
(en )
1991-05-15
Froth flotation of mineral fines
YU120785A
(en )
1987-12-31
Process for foaming flotation of mineral values off raw charcoal
YU130688A
(en )
1990-02-28
Process for foam flotation for obtaining minerals
GB2226553B
(en )
1992-07-29
Process for producing clay mineral of chain structure
GB2152490B
(en )
1987-09-03
Mineral dewatering method
ZA856966B
(en )
1986-04-30
Process for improved flotation of coal and kerogen-containing oil
ZA90229B
(en )
1990-09-26
Process for selective flotation of phosphorus minerals
EP0290283A3
(en )
1989-10-18
Method for the froth flotation of coal
BG45731A1
(en )
1989-08-15
Method for flotation of mineral raw stuff
ZW13092A1
(en )
1993-03-24
Process for selective flotation of phosphorus minerals
PL272294A1
(en )
1989-07-10
Method for froth flotation of coal
BG47371A1
(en )
1990-07-16
Method for flotation of mineral raw- materials
PL261768A1
(en )
1988-08-18
Method of production of feeding stuff mixtures
GB8716282D0
(en )
1987-08-19
Mineral cutting method
PL255157A1
(en )
1987-03-23
Useful mineral flotation method
BG35916A1
(en )
1984-08-15
Method for flotation of mineral raw- materials
PL257851A1
(en )
1987-11-30
Method of briquets of mineral raw materials
PL282590A1
(en )
1991-06-03
Method of mining useful minerals
CS894087A1
(en )
1990-05-14
Method of magnesite flotation
PL248507A1
(en )
1984-12-03
Apparatus for disintegrating raw materials of vegetable origin
PL239854A1
(en )
1984-07-02
Method of flotating useful minerals
PL257024A1
(en )
1987-10-05
Method of refining mineral material of feldspathoid group
HUT36894A
(en )
1985-10-28
Method for processing dead forming in the course of flotation of non-ore mineral raw materials
CS510686A1
(en )
1988-09-16
Apparatus for sorting of raw tiles
PL263596A1
(en )
1988-09-15
Method of getting useful minerals