FR1248368A
(en )
1960-12-09
Process for the production of acrylic acid or methacrylic acid
FR1197726A
(en )
1959-12-02
Ammonia and hydrocyanic acid recovery process
FR1278455A
(en )
1961-12-08
Process for separating nitric acid from its salts
FR1282750A
(en )
1962-01-27
Nitric Acid Concentration Process
BE598539A
(en )
1961-06-23
Method of concentrating nitric acid.
FR82135E
(en )
1963-12-27
Nitric Acid Concentration Process
FR1241856A
(en )
1960-09-23
High-grade sulfuric acid concentration process
FR1248130A
(en )
1960-12-09
Manufacturing process of l-aspartic acid
FR1169740A
(en )
1959-01-05
Aqueous acrylic acid concentration process
FR1395310A
(en )
1965-04-09
Nitric Acid Concentration Process
FR1267338A
(en )
1961-07-21
L-glutamic acid production process
CH407083A
(en )
1966-02-15
Adipic acid purification process
FR1233865A
(en )
1960-10-12
Adipic acid purification process
FR1280940A
(en )
1962-01-08
Citric acid purification process
FR1393174A
(en )
1965-03-19
Method for concentrating aqueous solutions of acrylic acid
FR1245613A
(en )
1960-11-10
Process for the high concentration of recovered saliferous acids, in particular dilute sulfuric acid containing sulphates
BE593807A
(en )
1961-02-06
Process for obtaining glutamic acid
CH388923A
(en )
1965-03-15
Terephthalic acid purification process
FR1220592A
(en )
1960-05-25
Sorbic acid purification process
FR1297685A
(en )
1962-06-29
Glutamic acid separation process
CH401086A
(en )
1965-10-31
Dehydroacetic acid purification process
BE589069A
(en )
1960-09-26
Process for the manufacture of 6-amino-penicillanic acid.
FR1252494A
(en )
1961-01-27
Process for the production of 11-bromo-undecanoic acid
FR1289442A
(en )
1962-04-06
Process for preparing hydrocyanic acid
BE605457A
(en )
1961-12-27
Process for preparing hydrocyanic acid