2013Worldwide largest in-line deflagration flame arrester approved for explosion group IIA for DN 1000 piping.

2012


Worldwide largest in-line detonation flame arrester (DN 1000) approved for explosion group IIA.

 

2010

Development of a pipeline venting valve with integrated liquid separator for high gas flowrates BE/SRL.

 

2008

First in-line detonation flame arrester worldwide tested with carbon disulphide.

 

2006

First endurance burning flame arrester worldwide for hydrogen.

 

2005

First static endurance burning flame arrester worldwide for ethanol and fuels containing ethanol.

 

2004

Development of highly corrosion-resistant and non-sticking PTFE flame traps.


Manufacture of pressure equipment under the PED.
 
Development of detonation flame arresters for chemically unstable substances.
  

2003

Development of particularly easy-to-maintain detonation arresters.
 
Expansion of the test rig into the biggest deflagration and detonation flame arrester test centre in the world.

 

2002

First static endurance burning flame arrester worldwide for explosion group IIB3 hydrocarbons.

 

2001

Complete series approval of flame arresters of all explosion groups at elevated operating pressures and temperatures.

 

2000

Manufacturer with the most approvals for flame arresters worldwide.

 

1999

Series type approval of flame arresters under national and international standards - CEN, USCG, FM.

   
Certification of the environmental management system under DIN EN 14001.
 

1998

ATEX certification as a manufacturer of flame arresters. 
  
Development of the first hydrogen detonation arrester for nuclear power stations with high operating pressures and temperatures.

 

1997

Low pressure Safety valves: enhanced performance through specially designed full-lift valve pallets with the lowest possible leaking rate.

 

1995

Enhancement of the effectiveness of detonation arresters through the pre-ignition effect and the patented shock-wave guide tube (SWGTE).

 

1994

Flame arresters for use in acetylene off-gas.

   
Quality management system certified under DIN ISO 9001.
 

1991

Integrated flame arresters for fans and vacuum pumps.

 

1982

Hydraulic flame arresters for off-gas vent lines – approved for all explosion groups.

 

1978

Deflagration arresters with temperature monitoring for explosive off-gas from thermal oxidisers.

 

1977

Establishment of the company’s own testing centre for the testing of deflagration, detonation and endurance burning arresters up to DN 300.

 

1975

Safety valves for cryogenic storage tanks: bottom outlet valves, pilot-operated valves, safety vent valves.

 

1967

Approval of hydrogen deflagration and detonation arresters.

 

1965

Commissioning of a new flow test rig, built in accordance with the State of the Art.

 

1964

Market launch of a liquid-loaded diaphragm valve, in versions that are proof against explosion, endurance burning and frost respectively; a device that is unique in the world and has special approval for use with hazardous products.
 
Development of the first liquid detonation arrester, patented throughout the world.

 

1955

The first tank filling and venting valve in the world with a flame arrester for endurance burning.

 

1954

Robert Leinemann establishes Braunschweiger Flammenfilter.

 

1929

The world’s first detonation arrester, developed by Robert Leinemann, is patented.