DE3464130D1
(en )
1987-07-16
Method for purification of sulfuric acid solution
IT8348479A0
(en )
1983-06-10
PROCEDURE AND APPARATUS FOR THE PRODUCTION OF SULFURIC ACID
HUT39435A
(en )
1986-09-29
Process for production of derivatives of izoxalol-carbonib acid
HUT36756A
(en )
1985-10-28
Process for production of phosphormentoxid and eventually phosphoric acid by utilizing reaction-heat
GB2072642B
(en )
1983-12-14
Process for the preparation of sulfuric acid
GB2166590B
(en )
1988-06-29
Method of inhibiting corrosion after aluminium etching
DE3266283D1
(en )
1985-10-24
Process for the recovery of sulfuric acid
DE3664340D1
(en )
1989-08-17
Method for the acid etching of stainless steel products
EP0165574A3
(en )
1988-05-25
Method for production of maleimides
HUT38911A
(en )
1986-07-28
Process for production of derivatives of halogeneted kinolon-carbonic acid
EP0132557A3
(en )
1987-05-27
Process for the continuous enzymatic production of gluconic acid or its derivatives and sorbitol and/or mannitol
JPS55109209A
(en )
1980-08-22
Method of producing sulfuric acid
HUT36864A
(en )
1985-10-28
Process for production of pretease inhibitors
HUT38327A
(en )
1986-05-28
Process for production of derivatives of new recame or optcally active hepthen acid
PL267380A3
(en )
1988-06-09
Inhibitor of steel surface etching by means of sulfuric acid solutions and procedure for its production
PL267381A3
(en )
1988-06-09
Inhibitor of steel surface etching by means of sulfuric acid solutions and procedure for its production
HUT37799A
(en )
1986-02-28
Process for production of 6-substituated derivatives of methilen penicillan acid
ZA859733B
(en )
1986-08-27
Method for reducing the surface tension of aqueous solutions
EP0174844A3
(en )
1987-05-27
Method for production of alpha-aryl-alkanoic acid
DE3260633D1
(en )
1984-10-04
Process for the manufacture of sulfuric acid
GB8512419D0
(en )
1985-06-19
Intermediate for production of carboxylic acid
DE3560678D1
(en )
1987-10-29
Process for the peparation of 3-acylamino-4-alkoxy-phenyl-beta-hydroxysulfones and -sulfone - sulfuric acid esters
PL244245A1
(en )
1985-04-24
Inhibitor of etching of steel surfaces in sulfuric acid solutions and method of making the same
PL244247A1
(en )
1985-04-24
Inhibitor of etching of steel surfaces in sulfuric acid solutions and method of making the same
DE3561460D1
(en )
1988-02-25
Process for the production of 1-amino-2-naphthol-4-sulphonic acid