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US4118407A
(en)
|
|
Fatty acid recovery from soapstock
|
|
PL39712B1
(OSRAM)
|
|
|
|
US2440514A
(en)
|
|
Process for the purification of raw water from colloidal humic substances
|
|
US736381A
(en)
|
|
Process of purifying graphite.
|
|
US2429965A
(en)
|
|
Breaking of emulsions
|
|
US1087888A
(en)
|
|
Process for the extracting and separating sulfo-acids from crude-petroleum hydrocarbons and acid residues.
|
|
US2368452A
(en)
|
|
Separation and purification of green or water-soluble sulphonic acids
|
|
US1229203A
(en)
|
|
Method of purifying and separating finely-divided substances.
|
|
GB680244A
(en)
|
|
Improved electrical process for breaking emulsions
|
|
RU2047647C1
(ru)
|
|
Способ разрушения стойкой водонефтяной эмульсии
|
|
ATE76852T1
(de)
|
|
Verfahren und einrichtung zum eindicken von abwasserschlaemmen und/oder anderen organischen schlaemmen durch trennung von wasser und feststoffen.
|
|
GB777369A
(en)
|
|
Treatment of polluted liquids
|
|
GB612014A
(en)
|
|
Improvements in or relating to the manufacture of soap
|
|
US2309633A
(en)
|
|
Method for the neutralization of acid sludges
|
|
US1790748A
(en)
|
|
Sylvania |
|
US439515A
(en)
|
|
Richard hunt |
|
US1187797A
(en)
|
|
Refining petroleum.
|
|
RU2155206C2
(ru)
|
|
Деэмульгирующая композиция для обезвоживания и обессоливания водонефтяных эмульсий
|
|
US1666560A
(en)
|
|
Method of refining heavy mineral oils by means of sulphur dioxide in a continuous operation
|
|
FR2326243A2
(fr)
|
|
Procede et dispositif de nettoyage des fonds de citernes ou autres reservoirs ayant contenu des hydrocarbures
|
|
US511051A
(en)
|
|
Joiiann carl lahusen |
|
US2682498A
(en)
|
|
Treatment of sulfuric acid sludges containing aromatic sulfonic acids
|
|
US593660A
(en)
|
|
Half to william evans |
|
GB645826A
(en)
|
|
A process for refining hydrocarbon oil
|
|
JPS5545708A
(en)
|
|
Salt-removal of fuel oil through washing
|