NO118198B
(enExample )
1969-11-24
SE8400120D0
(sv )
1984-01-11
Sett att regenerera betningssyra
PL49485B3
(enExample )
1965-04-15
GB1419393A
(en )
1975-12-31
Treatment of potassium silico fluoride to produce metal fluorides
US3628920A
(en )
1971-12-21
Preparation of a cupric hydroxide-phosphorous complex
GB2004469A
(en )
1979-04-04
Sulphuric acid concentration
JPS5522330A
(en )
1980-02-18
Caprolactam byproduct ammonium sulfate waste liquid treatment
US3764659A
(en )
1973-10-09
Process for the production of calcium hexacyanoferrate (ii)
RU2037548C1
(ru )
1995-06-19
Способ получения фторидного скандиевого продукта из растворов или пульп сложного солевого состава
BE828578A
(fr )
1975-08-18
Procede pour la preparation de sulfate de calcium stabilise susceptible de faire prise, par reaction de composes de calcium avec l'acide sulfurique
JP4815082B2
(ja )
2011-11-16
含鉄硫酸溶液の処理方法
US2806881A
(en )
1957-09-17
Production of acrylamide
GB343701A
(en )
1931-02-26
Method of treating solutions obtained in leaching phosphate rock with nitric acid and ammonium sulphate
GB1211417A
(en )
1970-11-04
Process for the production of pure lactulose
GB401554A
(en )
1933-11-16
Improvements in or relating to the manufacture of ammonium chloride and sodium carbamate
GB1155957A
(en )
1969-06-25
Phosphoric Acid Purification Process.
GB643668A
(en )
1950-09-27
Improvements relating to the recovery of metals from base metal nitrates
GB617778A
(en )
1949-02-11
Process of manufacturing basic calcium chlorate and basic calcium chloride from solutions containing both calcium chlorate and chloride
ES289494A1
(es )
1963-12-01
Procedimiento de fabricaciën de cianuro de sodio en forma de dihidrato
US1615637A
(en )
1927-01-25
Process for evolution of hydrocyanic acid from cyanides
GB713746A
(en )
1954-08-18
Manufacture of ammonium thiosulphate
US1376671A
(en )
1921-05-03
Process of recovering salts formed in the manufacture of artificial silk
SU379539A1
(ru )
1973-04-20
Способ получения криолита
GB1070335A
(en )
1967-06-01
Process for preparation of sulphates
GB460281A
(en )
1937-01-25
Improvements in or relating to the production of potassium sulphate