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PROTEGO
Excellence in Safety and Environment

Cryogenics, Hydrogen, and Technical Gases

Safe Operation Under Demanding Conditions

Cryogenic storage (Propylene, LNG, LPG, Ethylene, Ammonia, LIN LOX LAR) demands devices that protect within tight operating envelopes and prevent tank over/under-pressure at extreme low temperatures.
Cryogenic storage tanks for hydrogen and technical gases at a waterfront facility, equipped with PROTEGO® devices

How PROTEGO® helps

PROTEGO® supplies cryogenic-service venting solutions—including Pilot-operated Pressure and Vacuum Relief Valves Pressure and vacuum relief valve A pressure and vacuum relief valve is a pressure equalization valve for impermissible pressure and vacuum in a closed system. , and compatible flame arresting where required in vapor lines.

Maintains MAWP/MAWV
Reduces product losses
Supports safe low-temperature operation with documented compliance
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Key solutions for Cryogenics, Hydrogen, and Technical Gases

Cryogenics

In-Tank Safety Valves, Vacuum Relief Valves, Flame Arresters, Emergency Relief & Pilot-operated Valves for safe cryogenic applications.
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Oil and Gas

Pressure Vacuum Relief Valves, Flame Arresters, Emergency Relief and Pilot-operated Valves for oil and gas industry safety and performance.
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Products for Cryogenic, Hydrogen, and Technical Gases

In-Line Detonation Detonation Explosion propagating at supersonic velocity and characterized by a shock wave (EN 1127-1: 1997). Flame Arrester Flame arrester Device fitted to the opening of an enclosure, or to the connecting pipe work of a system of enclosures, and whose intended function is to allow flow but prevent the transmission of a flame.

DA-SB

Explosion Explosion Abrupt oxidation or decomposition reaction producing an increase in temperature, pressure, or in both simultaneously. Group

IIA1
D / IIA
C / IIB1
C / IIB2
C / IIB3
B / IIB
B / IIC

Vacuum Relief Valve

VN-VU

Pressure/Vacuum Relief Valve,

VN-A-PCPF

Emergency pressure relief valve Pressure-relief valve Valve designed to open and relieve excess pressure and to reclose and prevent the further flow of fluid after normal conditions have been restored.

ER/V

Contact CSR Department 

Talk to a PROTEGO® engineer to request guidance for your vessel or terminal loading application

Picture of Mrs. Auris-Nadine Hillen
Mrs. Auris-Nadine Hillen

CSR Department

+49 (0)5307 809 108

E-Mail