PL268098A1
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1988-09-01
The method of manufacture of new derivatives of naphtiridin- or quinolincarboxy acid
PL256260A1
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1986-12-30
Method of obtaining novel alkyl-1-cyclopropyl-1,4-dihydro-4-oxo-3-quinolincarboxylic acids
DE3661732D1
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1989-02-16
Process for producing 4-biphenylylacetic acid
HUT41774A
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1987-05-28
Process for producing thiazolidine-carboxylic acid
EP0274177A3
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1989-07-26
Process for the production of highly concentrated phosphoric acid
YU141886A
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1987-10-31
Process for producing l-ascorbinic acid
ZA816800B
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1982-09-29
Solvent extraction method of phosphoric acid
HUT40449A
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1986-12-28
Process for preparing vinyl-benzyl-esters of phosphoric acid
EP0174844A3
(en )
1987-05-27
Method for production of alpha-aryl-alkanoic acid
DE3560037D1
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1987-02-05
Process for the preparation of p-tolvidine-2-sulfonic acid
PT80959B
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1987-02-06
Process for the preparation of 4-amino-2-methyl-6-oxo-tetrahydropyrane-3-carboxylic acid hidrochloride
IL81585A0
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1987-09-16
Process for making crude phosphoric acid
BG39363A1
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1986-06-16
Method for manufacture of extraction phosphoric acid
DE3660594D1
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1988-09-29
Process for the production of 1-diazo-2-naphthol-4-sulphonic acid
PL247139A1
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1985-10-08
Method of obtaining extraction phosphoric acid
PL255170A1
(en )
1987-03-23
Method of purifying phosphoric acid by extraction process
PL253354A1
(en )
1986-12-30
Method of purifying phosphoric acid by extraction
PL265378A1
(en )
1988-11-10
Method of obtaining 1-amino-2-hydroxy-4-naphtalenesulfonic acid
PL141351B2
(en )
1987-07-31
Method of isolating uranium from the extraction phosphoric acid
PL141350B2
(en )
1987-07-31
Method of isolating uranium from the extraction phosphoric acid
ZA861099B
(en )
1986-10-29
Process for making wet-process phosphoric acid
PL138699B2
(en )
1986-10-31
Method of purification of extraction phosphoric acid
SU1069403A1
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1994-04-15
Method of obtaining penta-0-nicotinate of glycyrrhisic acid
PL243807A2
(en )
1984-08-13
Method of purification of extraction phosphoric acid
PL243808A2
(en )
1984-08-13
Method of purification of extraction phosphoric acid