DE3773120D1
(en )
1991-10-24
METHOD FOR REDUCING NITROGEN OXY EMISSIONS FROM SOLUTIONS CONTAINING Nitric Acid.
DE3681058D1
(en )
1991-10-02
METHOD FOR THE EXTRACTION AND PURIFICATION OF PROTEINS FROM THE SAME PRODUCTION SOLUTIONS.
DE3577557D1
(en )
1990-06-13
METHOD FOR THE PRODUCTION OF ALKYLENE OXIDES FROM ALKYLENE CARBONATES AND OF ALKYLENE CARBONATES FROM ALKYLENE OXIDES.
DE3688444D1
(en )
1993-06-24
METHOD FOR RECOVERY OF ETHYLENE OXIDE.
DE3764752D1
(en )
1990-10-11
METHOD FOR PRODUCING METAL OXIDES OR METAL MIXED OXIDS.
DE3762604D1
(en )
1990-06-13
METHOD FOR PRODUCING AQUEOUS SOLUTIONS OF FREE HYDROXYLAMINE.
DE3680132D1
(en )
1991-08-14
METHOD FOR PRODUCING OPTICALLY ACTIVE INDOLIN-2-CARBONIC ACID.
DE58907436D1
(en )
1994-05-19
Process for the reduction of nitrogen oxides (NOx) from combustion gases.
DE3863751D1
(en )
1991-08-22
METHOD FOR THE RECOVERY OF Nitric Acid And Hydrofluoric Acid From Used Pickling Solutions.
DE3777615D1
(en )
1992-04-23
METHOD FOR PRODUCING METAL OXIDES.
DE3864298D1
(en )
1991-09-26
METHOD FOR PURIFYING OXYGES CONTAINING OXYGEN BY SELECTIVE REDUCTION OF NITROGEN OXIDES.
DE3768069D1
(en )
1991-03-28
METHOD FOR PRODUCING METHACROLEIN AND METHACRYLIC ACID.
DE3767665D1
(en )
1991-02-28
METHOD FOR PRODUCING SINGLE CRYSTALS FROM BINARY METAL OXIDES.
DE3684533D1
(en )
1992-04-30
METHOD FOR PRODUCING KETOGULONIC ACID.
DE3677463D1
(en )
1991-03-14
METHOD FOR SEPARATING ACID AND LYE FROM AN AQUEOUS SALT SOLUTION.
ATA191587A
(en )
1989-02-15
METHOD FOR THE PURIFICATION OF EXHAUST GASES FROM COMBUSTION PLANTS CONTAINING SALTIC ACID AND SULFUR DIOXIDE, IN PARTICULAR MUSEUM COMBUSTION PLANTS
DE3679006D1
(en )
1991-06-06
METHOD FOR PRODUCING LIQUID IRON FROM IRON OXIDE.
ATE67524T1
(en )
1991-10-15
METHOD OF REDUCING NITROUS OXIDE EMISSIONS FROM SOLUTIONS CONTAINING NITRIC ACID.
DE3578552D1
(en )
1990-08-09
METHOD FOR RECOVERY OF ZIRCONIUM AND ACID FROM USED ACET SOLUTIONS.
DE3673762D1
(en )
1990-10-04
METHOD FOR PRODUCING AN AMMONIA COMPLEX OF ZINC-BIS-DITHIOCARBAMATE.
DE3678189D1
(en )
1991-04-25
METHOD FOR PRODUCING AMINO ALCOHOLS BY ELECTROCHEMICAL REDUCTION OF NITRO ALCOHOLS.
DE3777217D1
(en )
1992-04-16
METHOD FOR OBTAINING MIXED OXIDES FRIED IN NITRATE FROM SOLUTIONS IN NITRIC ACID.
DE3675625D1
(en )
1990-12-20
METHOD FOR PRODUCING CHLORPHOSPHANES AND THIOPHOSPHINIC ACID CHLORIDES.
DE69014482D1
(en )
1995-01-12
Process for the extraction of nitric acid.
DE3750568D1
(en )
1994-10-27
Process for the preparation of terpolymers of N-sulphomethylacrylamide and acrylic acid from polyacrylonitrile.