Zobrazeno 1 - 10
of 13
pro vyhledávání: '"Jens Olav Sæten"'
Autor:
Olav Vikane, Vibeke Leirvik, Ping Chen, Jens Olav Sæten, Rozenn Matheson, Thomas Hagen, Cato Froytlog, Harry Montgomerie
Publikováno v:
SPE Production & Operations. 24:459-564
Summary Scale inhibitor squeeze treatments have regularly been conducted to prevent both sulphate and carbonate scale depositions in a specific North Sea field for more than 10 years. However, some wells, in which the fluid is producing from the "cle
Publikováno v:
Journal of Colloid and Interface Science. 166:43-50
Properties of water-in-crude oil emulsions and model systems stabilized by interfacially active crude oil fractions or tetraoxyethylene nonylphenyl ether were analyzed using time domain dielectric spectroscopy. The amount of dispersed aqueous phase c
Publikováno v:
Langmuir. 10:2262-2266
Publikováno v:
Journal of Colloid and Interface Science. 155:392-401
The solubilization of pilocarpine chloride and chloramphenicol into the microemulsion systems sodium octanoate (NaC8)/octanoic acid/water, aerosol OT/octanoic acid/water, and didodecyldimethylammonium bromide (DDAB)/dodecane/water has been investigat
Publikováno v:
Journal of Colloid and Interface Science. 154:167-173
The system tetraoxyethylene dodecylether (C 12 EO 4 )/water/cyclohexane was investigated with and without Cu(NO 3 ) 2 by dielectric spectroscopy. Addition of Cu(NO 2 ) 2 to the lamellar liquid crystal induced a dielectric dispersion. The location and
Publikováno v:
The Journal of Physical Chemistry. 96:8578-8581
Dielectric properties of mixtures of 1-alcohols (1-butanol and 1-hexanol), tetraethyl orthosilicate (TEOS), and hydrated copper nitrate (Cu(NO 3 ) 2 .2 1/2 H 2 O) were determined by means of the time domain method (TDS) in the interval 20 MHz to 2.5
Autor:
Kari Crete Nordli Børve, Li Mingyuan, Alfred A. Christy, Jens Olav Saeten, Tiren Gu, Johan Sjöblom, Olav Urdahl
Publikováno v:
Advances in Colloid and Interface Science. 41:241-271
A summary of properties of water-in-crude oil emulsions from the Norwegian Continental Shelf or model water-in-oil emulsions is given. A separation method for the indigenous surface active crude oil components based on adsorption/extraction was devel
Publikováno v:
Journal of Colloid and Interface Science. 150:295-304
Dielectric properties of nonionic lamellar liquid crystals with and without electrolytes and pharmaceutical drugs are reported in the frequency range 40 MHz to 2 GHz. In the aqueous C 12 EO 3 lamellae sodium chloride and pilocarpine chloride both giv
Publikováno v:
Journal of Solution Chemistry. 20:1149-1157
Dielectric properties of mixtures of 1-alcohols (ethanol, 1-butanol and 1-hexanol) and tetraethyl orthosilicate (TEOS) were determined by means of the time domain method (TDS). To all spectra were fitted a model function containing a sum of three deb
Publikováno v:
Journal of Colloid and Interface Science. 141:329-337
The microemulsion system didodecyldimethylammoniumbromide (DDAB)/dodecane/water (electrolyte) has been investigated by means of phase diagrams and dielectric time domain spectroscopy (TDS). The microemulsion phase (L2) will gradually decrease upon el