WATER Treatment 

About 71% of Earth’s surface is covered in water and it is our duty to protect it and lower as much as possible
the negative imprints on environment caused by industries. The history of industrial engineering excellence and
the large portfolio of successfully executed projects worldwide make Petrolinvest a reliable partner for the
design and construction of water treatment projects.

Developing A Pipeline for Growth And Capability

Our extended know-how and forefront technology transform into operational value for the end customers and ensure a sustainable development of their plants. We are looking forward to supporting your water treatment projects in:

Potable water treatment
Dust removal from cement factories
Wastewater treatment
Sulphur and NOx removal
Industrial Waters Treatment
Hazardous waste incineration


| INA |


Oil Separator

Scope: EPC - Detailed design, procurement of equipment and material, fabrication, FAT, and delivery of a Three Phase Oil Separator

Address: Rijeka, Croatia

Customer: INA

End User: INA - Industrija nafte d.d

| INA |


RON 100

Scope: Detailed Design

Address: Rijeka, Croatia

Customer: INA

End User: INA Industija nafte d.d

| Nis |


Package Unit for Glycol Regeneration

Scope: EPC

Customer: Nis

End User: Nis

| Azikel Petroleum Limited |

Azikel Petroleum Limited

PMC for Azikel Refinery

Scope: PMC Services

Customer: Azikel Petroleum Limited

End User: Azikel Petroleum

| Sonatrach |


Hassi R’mel – Three Vapor Condensation Systems

Scope: EPC - Three Vapor Condensation Systems at the Glycol Regeneration Units MPP2, MPP3 & MPP4

Customer: Sonatrach

End User: Sonatrach

| INA |


Process furnaces design

Scope: PMC services & design

Address: Rijeka, Croatia

Customer: INA

End User: INA - Industrija nafte d.d

| SOC |


High priority survey – Iraq

Scope: PMC services

Address: Fallujah, Iraq

Customer: SOC

End User: South oil company Iraq

| Modrica Lube Oil Refinery |

Modrica Lube Oil Refinery

Heating System & Station

Scope: design

Address: Rijeka, Croatia

Customer: Modrica Lube Oil Refinery

End User: rafinerija ulja modrica

Engineering services that power sustainable
growth across the value chain

Learn more about our services, heritage and commitment to quality.