РО 3.5

What is the deheptenization column in the section 650?

• No answer

• Separation of paraxylene from C8+

• Isomerization

• Removal of xylene from paraxylene

Sulfidating agent is works by the principe of…

• To remove water

• To activate the catalyst during catalyst regeneration

• No answer

• To speed up the catalyst

What is supplied to the discharge line of the K-651 compressor from section 100 of the CPB.

• Make-up hydrogen

• Dimethyl disulphide

• Washing liquid

• Raw gas

Waste gas from separator D-651 is used as a _______gas in the reactor block of section 650

• circulating

• washing

• removal

• raw

The C-651 deheptanization column is designed to ___________the product C8+ isomerizate from the C7 fraction and lighter hydrocarbons

• separate

• mix

• remove

• activate

What is the purpose of the stripping column C-652?

• is to stabilize the benzene-toluene fraction

• is fr stripping the heavy gases

• is to mix the hydrogen and benzene toluene fraction

•  is to provide the light hydrocarbon gases

The bottom product of the C-651 deheptanization column (C8+ isomerizate) is delivered to the furnace pumps of the P-652 A/V deheptanization column and the cubic pumps of the P-653 A/V deheptanization column and is fed in several directions?choose correct statement)

• pump R-653 A / B - B reboiler cubic product of the deheptanization column / raw material of the xylene preparation section E-659

• pump R-652 A/V - to the convection chamber of the raw material furnace of the reactor H-655;

• pump R-652 A/B-to section 700 as the heat carrier of the reboiler of the raffinate splitter E-803;

• pump R-652 A/V - as a heat carrier in the reboiler of the steam column E-657

The raw gas mixture which is coming from the reactor R-651, flowdown through an_____________with_________

• fluidized reactor,moving catalyst bed

• axial reactor,fixed catalyst bed

• batch reactor,mixed catalyst bed

• nuclear reactor,rotating catalyst bed

From which section comes toluene to the tank D-701?

• 650 and 800

• 400 and 600

• 100 and 400

• 600 and 650

To which section send the flow of raw benzene from C-702 column?

• Section 650

• Section 600

• Section 800

• Section 900