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9. Reagents-stabilizers in hydrochloric acid treatment and the
          main properties of them.
               10.  Reagents  for  slowing  down  the  reaction  during
          hydrochloric acid treatment and the main properties of them.
               11.  Water-repelling  agents  and  thickening  agents  for
          hydrochloric acid treatment and the main properties of them.
               12. The essence of mud acid treatment and the main reagents
          used in this treatment.
               13.  Explain  the  essence  of    the  action  on  the  productive
          formations by means of other acids.
               14. Explain the essence and peculiarities of the thermal acid
          treatment of wells and reagents used in this process.
               15.  Explain  the  essence  and  peculiarities  of  the
          thermochemical  treatment  of  wells  and  reagents  used  in  this
          process.
               16. The treatment  of  bottom-hole formation zone by means
          of  surfactants.  The  essence  of    it  and  its  peculiarities.  What
          reagents are used in this process?
               17.  Explain  the  essence  of  the  action  on  the  bottom-hole
          formation zone by means of solvents.
               18.  Salt  deposition  and  control  of  it.  Characterize  the
          inhibitors of salt deposits in the wells.
               19. Characterize the methods of control of the deposition of
          paraffin and asphaltenes in the lifting pipes and in the pore space
          of the productive formations.
               20. Characterize the reagents-inhibitors of hydrate formation
          and methods of pumping them into the field equipment.
               21. The essence of the hydraulic fracturing of the formation
          and the reagents used in this process.
               22. Control of  the formation of sand plugs in wells.
               23. Reagents used  in the processes of  the field  treatment of
          oil and gas.
               24. Demulsification and desalting of oil on the fields.







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