dear Nikolay,

The publications contained in the following links may be helpful:

http://idadesal.org/wp-content/uploads/2012/12/Trends-in-Pretreatment-for-SRO-reprint-IDAJournal-November_2010..pdf

http://www.xylem.com/Assets/Resources/1332-Leopold-Desalination-Pretreatment-Systems.pdf

http://connection.ebscohost.com/c/articles/73537483/application-dissolved-air-flotation-as-pretreatment-seawater-desalination

http://www.waterworld.com/articles/mem/articles/print/volume-2/issue-1/feature/seawater-pretreatment-challenges-and-considerations.html

This publication is yours.

http://www.desalchile.cl/anterior/documentos/25.ITT.pdf

http://gwri-ic.technion.ac.il/pdf/IDS/128.pdf

http://www.filtsep.com/view/29840/desalination-developments-in-pre-treatment-technology-part-2/

http://www.waterworld.com/articles/print/volume-29/issue-8/editorial-features/clarifying-treatment.html

https://www.academia.edu/2963447/Pretreatment_Technologies_for_Membrane_Seawater_Desalination

This publication is yours.

Hoping this will be helpful,

Rafik

Dear Nikolay

Find the below papers may help, if you need more, inform me: 

http://www.sciencedirect.com/science/article/pii/S0011916412005930

http://www.sciencedirect.com/science/article/pii/S0043135411004507

http://www.sciencedirect.com/science/article/pii/B9780444531995000774

http://www.sciencedirect.com/science/article/pii/S0011916415000119 

Best Regards,

Aasem

Dear Nikolay

Find the below papers may help, if you need more, inform me: 

http://www.sciencedirect.com/science/article/pii/S0011916412005930

http://www.sciencedirect.com/science/article/pii/S0043135411004507

http://www.sciencedirect.com/science/article/pii/B9780444531995000774

http://www.sciencedirect.com/science/article/pii/S0011916415000119 

Best Regards,

Aasem

Dear Nikolay

Find the below papers may help, if you need more, inform me: 

http://www.sciencedirect.com/science/article/pii/S0011916412005930

http://www.sciencedirect.com/science/article/pii/S0043135411004507

http://www.sciencedirect.com/science/article/pii/B9780444531995000774

http://www.sciencedirect.com/science/article/pii/S0011916415000119 

Best Regards,

Aasem

Dear Nikolay,

i sent to you some papers trough wetransfer

Best regards

Giorgio

Dear Giorgio,  Thank you very much for your thorough response!  Kind Regards,  Nikolay