SU75161A1
(en )
1948-11-30
Method for flotation separation of minerals
SU77565A1
(en )
1948-11-30
The method of flotation of non-sulfide ores
SU71685A1
(en )
1947-11-30
Method of quartz depression in the flotation of non-metallic minerals
SU70359A1
(en )
1947-11-30
Method for selective flotation separation of scheelite from sulphide-scheelite-cassiterite concentrate
SU77335A1
(en )
1948-11-30
Method for flotation of sulfur from ores
SU76501A2
(en )
1948-11-30
The method of flotation of non-metallic minerals
SU70116A1
(en )
1947-11-30
Method of making halva
SU76385A1
(en )
1948-11-30
Concrete production method
SU76456A1
(en )
1948-11-30
Method for processing iron or iron-nickel ores
SU69579A1
(en )
1947-11-30
Method of cleaning technical pyramidon
SU73958A1
(en )
1948-11-30
Method of static control of parallel electric circuits with constant parameters
SU77702A1
(en )
1948-11-30
Method of mineral processing
SU70297A1
(en )
1947-11-30
The method of purification allootsimene
SU72027A1
(en )
1947-11-30
The method of obtaining shale briquettes
SU73775A1
(en )
1948-11-30
The method of processing chrome surface
SU71787A2
(en )
1947-11-30
The method of processing the coarse concentrate obtained by flotation of dictate ores
SU75265A1
(en )
1948-11-30
Method for the production of laminated materials
SU75439A1
(en )
1948-11-30
Method of tanning yufti
SU75274A1
(en )
1948-11-30
Method of making mineral felt
SU69630A1
(en )
1946-11-30
Activation method of zinc blende
SU77167A1
(en )
1949-11-30
The method of sampling cases candy from rubber forms
SU70296A1
(en )
1947-11-30
The method of obtaining allootsiemena
SU72085A1
(en )
1947-11-30
The method of extraction of iodine from the drilling waters
SU72029A1
(en )
1947-11-30
Briquetting method for shale fines
SU76335A1
(en )
1948-11-30
Method of removing scale from boilers