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NO163756B
(no)
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Pulsradar.
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US4777027A
(en)
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Continuous process for preparing phosphoric acid and calcium sulphate
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EA025514B1
(ru)
|
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Способ получения фосфорной кислоты дигидратного/полугидратного типа
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CA1211919A
(en)
|
|
Method for preparing phosphoric acid and calcium sulfate
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US3632307A
(en)
|
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Process for the preparation of phosphoric acid and gypsum from phosphate rock
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Manar
|
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Increasing the filtration rate of phosphor-gypsum by using mineral additives |
|
US3795728A
(en)
|
|
Process for manufacturing phosphoric acid and substantially alkalisilico-fluoride-free gypsum
|
|
IL26076A
(en)
|
|
Method for the manufacture of phosphoric acid and calcium sulphate hemihydrate
|
|
US3580703A
(en)
|
|
Process for the purification of residual gypsum formed in the manufacture of phosphoric acid by the action of sulphuric acid on natural phosphates
|
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US5035872A
(en)
|
|
Method of preparing potassium magnesium phosphate
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|
US4524057A
(en)
|
|
Production of concentrated phosphoric acid and hemihydrated calcium sulfate
|
|
US3745208A
(en)
|
|
Wet process manufacture of phosphoric acid and calcium sulphate
|
|
IL26394A
(en)
|
|
Process for the preparation of phosphoric acid and gypsum from phosphate rock
|
|
US3523754A
(en)
|
|
Process for preparing phosphoric acil
|
|
US3645677A
(en)
|
|
Production of gypsum
|
|
US1699093A
(en)
|
|
Process for the production op acid sodium pyrofhosphate |
|
RU2094365C1
(ru)
|
|
Способ получения фосфорной кислоты
|
|
PL69477B1
(de)
|
|
|
|
AT167625B
(de)
|
|
Verfahren zur Aufarbeitung von Monazitsand
|
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PL61682B1
(de)
|
|
|
|
US2640851A
(en)
|
|
Recovery of calcium magnesium aconitate from molasses
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DE2000709C2
(de)
|
|
Verfahren zur Herstellung von kristallinen Stoffen
|
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PL58999B1
(de)
|
|
|
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DE2208049C3
(de)
|
|
Verfahren zur Herstellung von Phosphorsäure nach dem Naßverfahren unter Gewinnung eines für die Weiterverarbeitung geeigneten Gipses
|
|
SU1017672A1
(ru)
|
|
Способ получени фосфорной кислоты
|