AT264242B
(en )
1968-08-26
Preparations for treating chemically applied coatings on metals
AT256730B
(en )
1967-09-11
Process for the treatment of waste water
CH473896A
(en )
1969-06-15
Process for tanning hides and leathers
AT277296B
(en )
1969-12-29
Process for the production of steel and facilities for carrying out the same
CH466020A
(en )
1968-11-30
Process for the treatment of paper and paper products
AT264450B
(en )
1968-08-26
Process for coloring keratin material
AT245339B
(en )
1966-02-25
Process and device for the extraction of scrap
CH456475A
(en )
1968-07-31
Process for the treatment of waste water
AT257841B
(en )
1967-10-25
Process for delaying the oxidation process of hair dyes and improved hair dyes
CH474493A
(en )
1969-06-30
Process for the treatment of dialkyl sulfoxides
AT253683B
(en )
1967-04-25
Method of treatment for collagen
CH465125A
(en )
1968-11-15
Process for the rapid tanning of medium and heavy leathers
CH454156A
(en )
1968-04-15
Process for the preparation of 1-phenylsulfonyl-2-benzimidazolinones and 1-phenylsulfonyl-2-benzimidazolinethiones
AT239776B
(en )
1965-04-26
Process for the hydrodeskylation of alkyl aromatics
AT253104B
(en )
1967-03-28
Process for the oxidative depilation of hides and skins
CH446597A
(en )
1967-11-15
Process for depilating hides and skins
CH413207A
(en )
1966-05-15
Process for treating leather
AT267998B
(en )
1969-01-27
Process for chemical surface treatment of metals
CH394696A
(en )
1965-06-30
Methods and means for controlling pests
AT257811B
(en )
1967-10-25
Process for the preservation of hides and skins
AT251527B
(en )
1967-01-10
Device for the continuous treatment of textile goods
CH445711A
(en )
1967-10-31
Polyphosphate-containing agent for the production of chrome leather
AT270048B
(en )
1969-04-10
Process for depilation of hides and skins with oxidizing agents
CH478228A
(en )
1969-09-15
Process for the continuous splitting of oils and fats
DD41555A1
(en )
1965-09-25
Process for the treatment of ores