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US6676917B2
(en)
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Process for the production of hydrochloric acid and neutralized sulfates
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US1946068A
(en)
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Method of treating polyhalite
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JPH03265514A
(ja)
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ふっ素化合物を含むエッチング廃液の処理方法
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GB1028202A
(en)
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Process for the manufacture of ammonium nitrate
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SU51940A1
(ru)
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Способ получени фтористого алюмини и криолитизированного глинозема из алунита и плавикового шпата
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US3212849A
(en)
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Conversion of ammonium fluoride to ammonium bifluoride by subatmospheric evaporationof an aqueous solution of ammonium fluoride
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US864217A
(en)
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Process of concentrating nitric acid.
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NO121138B
(enExample)
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|
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Gurbuz et al.
|
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Recovery of potassium salts from bittern by potassium pentaborate crystallization |
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US2959463A
(en)
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Process for manufacture of lithium nitrate
|
|
SU11969A1
(ru)
|
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Способ получени азотнокислых соединений из хлористых соединений
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|
US2211531A
(en)
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|
Decomposition of nitrosyl chloride
|
|
US2007478A
(en)
|
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Production of nitrates from metal halides
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US2374876A
(en)
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Process of recovering carbon dioxide from gases
|
|
US1133086A
(en)
|
|
Production of ammonium sulfate.
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US3401016A
(en)
|
|
Process for the preparation of hydrogen fluoride from ammonium hydrogen fluoride and sulphuric acid
|
|
Kemp
|
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A safe method for preparation of uncontaminated hydrazoic acid |
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US907332A
(en)
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|
Process of purifying nitrite solutions.
|
|
SU579500A1
(ru)
|
|
Способ переработки фосфогипса
|
|
SU762908A1
(ru)
|
|
Способ конденсации вторичного пара при кристаллизации веществ из растворов 1
|
|
SU1377A1
(ru)
|
|
Способ переработки сложных природных солей щелочных металлов
|
|
BE507178A
(enExample)
|
|
|
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SU48267A1
(ru)
|
|
Способ получени карбонатов щелочных металлов
|
|
US1658519A
(en)
|
|
Process for the preparation of nitrates and a dry mixture of chlorine and nitrosyl chloride
|
|
GB328272A
(en)
|
|
Improvements in the manufacture and production of potassium nitrate
|