SU41008A1
(en )
1935-01-31
The method of obtaining sponge iron in a shaft furnace
SU36428A1
(en )
1934-05-31
The method of processing iron shavings
SU37703A1
(en )
1934-07-31
The method of producing tannate iron
SU32488A1
(en )
1933-10-31
The method of purification of aluminum salts of sulfate, chloride and others from impurities of iron and other metals
SU37701A1
(en )
1934-07-31
The method of obtaining sodium sulfate
SU37983A1
(en )
1934-07-31
A method of making paper of Japanese type.
SU34147A1
(en )
1934-01-31
The method of obtaining shaped metal products
SU33985A1
(en )
1934-01-31
The method of sampling metal
SU45906A1
(en )
1936-02-29
Installation for using the heat of gases and vapors produced from the water of hydroelectric power plants
SU38617A1
(en )
1934-09-30
The method of obtaining plastic
SU39941A1
(en )
1934-11-30
The method of exorcism of the earth
SU39898A1
(en )
1934-11-30
The method of refining rosin
SU39976A1
(en )
1934-11-30
The method of obtaining siliceous bronze
SU47787A1
(en )
1936-07-31
The method of air purification from harmful impurities by their oxidation
SU38134A1
(en )
1934-08-31
The method of obtaining crystals of boron arbide
SU44260A1
(en )
1935-09-30
The method of casting metallurgical slag intended for further processing
SU37243A1
(en )
1934-06-30
The way of tanning
SU37817A1
(en )
1934-07-31
Method of releasing metal ingots from molds
SU35369A1
(en )
1934-03-31
The method of obtaining compositional compositions
SU41769A1
(en )
1935-02-28
Device for lifting tau-sagyz and similar plants
SU45930A1
(en )
1936-02-29
Method of making printing plates from linoleum
SU40931A1
(en )
1935-01-31
Mode of production of weak wines
SU43559A1
(en )
1935-06-30
The method of making embossed decorations
SU29170A1
(en )
1933-02-28
The method of purification of mercuric chloride from iron compounds
SU47243A1
(en )
1936-05-31
The method of purification of acid wastewater