Process for the production of alkyl substituted anilines
DD295338A5
Method for producing core-alkylated anilines from n-alkylanilines
DE4023652A1
Ring-alkylated aniline derivs. prodn. - by isomerisation of N-alkyl-aniline derivs., on zeolite catalyst
HU901565D0
O/w type anonic hydrocarbon wax emulsion
HU901262D0
Environment protecting process for refining paraffins
HU198962B
Composition suitable for lubrication and anti-corrosion protection of periodically running gears
HUT46478A
Voltage-loss protection and automatic switching-back apparatus
HUT46053A
Lubricant composition first of all for motors of railway and ships and process for producing the basic oils
HUT39616A
Method for separating hydrocarbon fractions and/or hydrogen from gases of petrochemical processing lines
HUT35623A
Process for the production of extra-clean normal hexan and aroma-free special petrol
HU181050B
Petroleum base composition serving for luarication of industrial and traffic drives
HU176509B
Process for the isolation of brittle and deformable microcrystalline poraffines from petrolatum,by means of deoiling with a solvent mixture of methyl-ethyl-ketone/toluene or acetone/toluene
HU172628B
Process for the purification of sewages of the oil industry connected to the economical isolation of solid materials present in aqueous sludges of clarifiers
