Offshore

Protection of FPSOs and Oil Rigs

Offshore installations need reliable protection systems for storage, processing, and venting to ensure safe tank breathing and emissions control. ​PROTEGO® solutions prevent flame propagation, manage over pressure and vacuum Dépression Vacuum is the pressure in an enclosed space that is lower than the ambient pressure. , and provide protection systems which can be efficiently maintained during the life of the asset to ensure safe operation on FPSOs and oil rigs.

Protection of FPSOs 

FPSOs combine production equipment, storage tanks, and offloading systems in one unit, requiring reliable protection at vent outlets, piping, and tank interfaces. PROTEGO® type approved equipment is used for storage tanks, flares, in-line piping, and pressure and vacuum relief points to ensure correct tank breathing. End-of-line Deflagration Flame Arresters Arrête-flammes antidéflagration Flame arrester designed to prevent the transmission of a deflagration. It can be an end-of-line flame arrester or an in-line flame arrester. are installed at vent outlets, while in-line Detonation Flame Arresters and Pressure Vacuum Relief Valves Soupape de surpression et dépression A pressure and vacuum relief valve is a pressure equalization valve for impermissible pressure and vacuum in a closed system. are used to prevent flame transmission and protect tanks on classified vessels.

Highlights

Durable designs
for harsh, salt-laden environments
Compliance 
with documented testing and independent 3rd party type approvals
Safer operation
through flashback prevention and optimal tank breathing
Comprehensive protection
backed by application-specific engineering

Products for FPSOs

DA-SB
In-Line Detonation Flame Arrester
Explosion Group
IIA1
D / IIA
C / IIB1
C / IIB2
C / IIB3
B / IIB
B / IIC
LH/AD
Deflagration Flame Arrester, End-of-Line
Explosion Group
IIA1
D / IIA
C / IIB1
C / IIB2
C / IIB3
B / IIB
B / IIC
DV/ZT-F
Pressure and Vacuum Relief Valve, In-Line
vacuum range
-3.5 up to -50 mbar
pressure range
60 up to 500 mbar

Protection of Oil Rigs 

Fixed offshore oil rigs contain multiple venting and piping systems distributed across process modules, storage vessels, and utility areas. These systems require protection against flame transmission while maintaining stable pressure conditions during normal operation.

The combined use of Flame Arresters and  Pressure Vacuum Relief Valves supports operational continuity while addressing the risks associated with vented hydrocarbons in offshore environments.

Highlights

Durable designs
for harsh, salt-laden environments
Compliance 
with documented testing and independent 3rd party type approvals
Safer operation
through flashback prevention and optimal tank breathing
Comprehensive protection
backed by application-specific engineering

Products for Oilrig Applications

DA-SB
In-Line Detonation Flame Arrester
Explosion Group
IIA1
D / IIA
C / IIB1
C / IIB2
C / IIB3
B / IIB
B / IIC
LH/AD
Deflagration Flame Arrester, End-of-Line
Explosion Group
IIA1
D / IIA
C / IIB1
C / IIB2
C / IIB3
B / IIB
B / IIC
DV/ZT-F
Pressure and Vacuum Relief Valve, In-Line
vacuum range
-3.5 up to -50 mbar
pressure range
60 up to 500 mbar

The upgraded flame arresters have delivered a major improvement in both performance and maintenance safety. The solution has supported our goal of maintaining system integrity while reducing operational burden.

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individual requirements