A. Elimination of solvent drying facility
B. Higher nitration temperature
C. Lower solvent dilution ratio
D. All A., B. & C.
Advertisement
Related Mcqs:
- Deoiling is the process of removal of oil from wax. It is done by the _______________ process?
- A. Solvent extraction B. Sweating C. Resettling D. All A., B. & C....
- Deoiling of wax is done by its _________________?
- A. Heating B. Cooling C. Solvent extraction D. Both B. & C....
- Straight run petrol as compared to methyl/ethyl alcohol has_________________?
- A. Lower calorific value B. Lower octane number C. Higher specific gravity D. Higher ignition temperature...
- ‘Solvent naphtha’ used mostly as a solvent in paints and perfumery is produced by the _________________ of virgin naphtha into small boiling range cuts?
- A. Steam reforming B. Distillation C. Desulphurisation D. None of these...
- An upper limit of oil content is limited to about ______________ percent for achieving efficient and satisfactory level of wax sweating?
- A. 5 B. 15 C. 40 D. 60...
- Pick out the undesirable property for a solvent meant for dewaxing of lube oil ?
- A. Complete miscibility with oil B. High solubility of wax in the solvent C. Both A. and B. D. Neither A. nor B....
- Solvent used in duo-sol extraction for lube oil upgradation is a mixture of______________?
- A. Propane & phenol-cresol mixture B. Methyl ethyl ketone & glycol C. Phenol & furfural D. Propane & liquid sulphur dioxide...
- Complete removal of _____________ from gasoline is done by Unisol process using caustic soda and methyl alcohol?
- A. Waxes B. Mercaptans C. Asphalt D. Diolefins...
- The coking process normally mostly used in Indian oil refineries is the ____________________ coking process ?
- A. Delayed B. Flexi C. Fluid D. Contact...
- Crude oil produced by Indian oil fields are predominantly _______________ in nature?
- A. Paraffinic B. Naphthenic C. Asphaltic D. Mixed base...
Advertisement
