|
SU94335A2
|
|
The method of obtaining soap
|
|
SU94631A1
|
|
The method of hydrolysis of cellulose with sulfuric acid
|
|
SU92194A1
|
|
The method of obtaining soap
|
|
SU91463A2
|
|
The method of obtaining soap
|
|
SU77151A1
|
|
The method of obtaining soap
|
|
SU82141A1
|
|
A method of making a composition for sizing artificial silk
|
|
SU92198A1
|
|
Method of protecting iron surfaces from corrosion and scale and scale removal
|
|
SU78463A1
|
|
The method of obtaining the product type of dextrin from hemicellulose wood
|
|
SU75870A1
|
|
The method of cleaning the pressing alkali viscose production
|
|
SU85509A1
|
|
Device for automatically signaling an increase or decrease in the level of a liquid to a certain limit in pressurized apparatuses
|
|
SU76292A1
|
|
The method of cleaning the alkali in the production of viscose fiber
|
|
SU85037A2
|
|
The method of obtaining the product type of dextrin from wood hemicellulose
|
