Petroleum Refinery Engineering Solvent used for dewaxing of petroleum products are Propane Furfural Methyl ethyl ketone (MEK) Both B & C Propane Furfural Methyl ethyl ketone (MEK) Both B & C ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Ethyl mercaptan is added to the Doctor negative LPG for facilitating the detection of its leakage (by bad odour) to the extent of about __________ ppm. 10000 5000 1 50 10000 5000 1 50 ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering In catalytic alkylation, higher iso-butane to olefin ratio gives Low final boiling point product Higher yield Neither A nor B Both A & B Low final boiling point product Higher yield Neither A nor B Both A & B ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which of the following is desirable in diesel and kerosene but is undersirable in gasoline? Paraffins Naphthenic acid Mercaptans Aromatics Paraffins Naphthenic acid Mercaptans Aromatics ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering In sweetening process, solutizer agent used with caustic alkali is Methanol Potassium isobutyrate Phenol Sodium plumbite Methanol Potassium isobutyrate Phenol Sodium plumbite ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which is almost absent in crude petroleum? Naphthenes Mercaptans Cycloparaffins Olefins Naphthenes Mercaptans Cycloparaffins Olefins ANSWER DOWNLOAD EXAMIANS APP
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