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1. Crude Benzol Refining Company for future development will be the main highlights.

2. Introduce the method of recovering benzol emissions from styrene-indene, the result verified it has evident economic Benefits and improves the environment during nearly two years.

3. The waste acid from benzol refining is a very complex mass and we has no better method to deal with it for a long time.

4. The transformation and production rearrangement of the crude benzol distillation system are described.

5. The consumption of crude benzol is obviously reduced by decreasing the extraction temperature properly and it doesn't influence the efficiency of dephenolization.

6. The development of a high effective benzol - free paint remover was described.

7. Improvements on the process of light benzol forerunning are described in this paper, Practice shows that these improvements are successful.

8. The present problems existed in crude benzol recovery process of WISCO is analyzed.

9. Objective To analyse the effects of benzol blends exposure during pregnancy on infants' birth length body among petrochemical female workers.

10. Technical progress of domestic and foreign acetone - benzol dewaxing units were introduced in detail.

11. Annual sales: steel, Crude Benzol, Coke, tar, ammonium sulfate,[sentencedict.com/benzol.html] and so on.

12. The process and main reactions for coking crude benzol refining was introduced.

13. K process for benzol hydrorefining should be taken as the preferred process for benzol hydrorefining in the coking enterprises in our country.

14. The process for the treatment of the waste acid from crude benzol refining with calcining process is studied, the optimum operation data are discussed and the process is optimized.

15. The major problem of solvent extraction dephenolization process is that crude benzol dissolve in ammonia liquor.

16. Three indices of the genetical effect such as chromatin abnormity. sister chromatid exchange (SCE) and micronucleus rate were detected for benzol workers.

17. The hydrocracked tail oil from hydrocracked in Refining Gaoqiao Branch was tested with ketone - benzol dewaxing technology.

18. The feature of orientating injection column tray and application situation of benzol stripper and ammonia stripper in the coking industry are described.

19. Enhancement of control level can reduce and avoid equipment corrosion of crude benzol workshop.

20. The results by CART regressive tree analysis on confounding factors indicated that the benzol blends exposure was a main effect on infants' body length.

21. Through optimizing and adjusting the operating reflux ratio of distillation column during production process pickled benzol refining, the processing quantity of light benzol was break through.

22. The salt - out extraction process is used to deal with the waste acid from benzol refining.