РО 3.4

What is the name of column C-604?

• PDB recirculation

• Extraction

• Paraxylene Concentration

• Raffinate

What is the deheptenization column in the section 650?

• No answer

• Separation of paraxylene from C8+

• Isomerization

• removal of xylene from paraxylene

How much output of section 650?

• 3; section 600, section 300, section 800

• 2; section 700 and section 800

•  3; section 600, section 900, section 700

• only one; section 300

What is the OZH-40?

• a special composition of monoethylene glycol, distilled water and the necessary additive package (corrosion inhibitors, antifoam additives).

• it is an aromatic compound

• a special composition of monoethylene glycol, gas-mixture

• No answer

What kind of product is obtained from section 650?

• Paraxylene

• Aromatic compounds

• Benzene

• Xylene

Why there is a supply of nitrogen to the tanks and separators?

• To speed up a flow rate.

• To regenerate the catalyst.

• To maintain the pressure and prevent the accumulation of light hydrocarbon vapors.411

• To increase the productivity

What is the composition of extract?

• mixture of paraxylene and desorbent

• mixture of aromatic hydrocarbons C8+ and desorbent

• raw benzene

• mixture of xylenes

What product is sent to Section 650 from raffinate column C-605?

• Xylene mixtures

• Toluene

• Heavy aromatic hydrocarbons

• Benzene

Where do the raw materials for the 800 sections come from?

• section 400

• section 650

• section 100

• section 300

Where is fuel gas and liquid fuel come from for sections 900?

• From factory network

• From reservoir tank

• From section 100

• From section 400