1900s
- 1900 - Count Ferdinand von Zeppelin launched the first hydrogen-filled Zeppelin LZ1 airship.
- 1901 - Wilhelm Normann introduced the hydrogenation of fats.
- 1903 - Konstantin Eduardovich Tsiolkovskii published "The Exploration of Cosmic Space by Means of Reaction Devices"
- 1907 - Lane hydrogen producer
- 1909 - Count Ferdinand Adolf August von Zeppelin made the first long distance flight with the Zeppelin LZ5.
- 1909 - Linde-Frank-Caro process
- 1910 - The first Zeppelin passenger flight with the Zeppelin LZ7.
- 1910 - Fritz Haber patented the Haber process.
- 1912 - The first scheduled international Zeppelin passenger flights with the Zeppelin LZ13.
- 1913 - Niels Bohr explains the Rydberg formula for the spectrum of hydrogen by imposing a quantization condition on classical orbits of the electron in hydrogen
- 1919 - The first Atlantic crossing by airship with the Beardmore HMA R34.
- 1920 - Hydrocracking, a plant for the commercial hydrogenation of brown coal is commissioned at Leuna in Germany.
- 1923 - Steam reforming, the first synthetic methanol is produced by BASF in Leuna
- 1923 - J. B. S. Haldane envisioned in Daedalus; or, Science and the Future "great power stations where during windy weather the surplus power will be used for the electrolytic decomposition of water into oxygen and hydrogen."
- 1926 - Wolfgang Pauli and Erwin Schrödinger show that the Rydberg formula for the spectrum of hydrogen follows from the new quantum mechanics
- 1926 - Partial oxidation, Vandeveer and Parr at the University of Illinois used oxygen in the place of air for the production of syngas.
- 1926 - Cyril Norman Hinshelwood described the phenomenon of chain reaction.
- 1926 - Umberto Nobile made the first flight over the north pole with the hydrogen airship Norge
- 1929 - Paul Harteck and Karl Friedrich Bonhoeffer achieve the first synthesis of pure parahydrogen.
- 1930 - Rudolf Erren - Erren engine - GB patent GB364180 - Improvements in and relating to internal combustion engines using a mixture of hydrogen and oxygen as fuel
- 1935 - Eugene Wigner and H.B. Huntington predicted metallic hydrogen.
- 1937 - The Zeppelin LZ 129 Hindenburg was destroyed by fire.
- 1937 - The Heinkel HeS 1 experimental gaseous hydrogen fueled centrifugal jet engine is tested at Hirth in March- the first working jet engine
- 1937 - The first hydrogen-cooled turbogenerator went into service at Dayton, Ohio.
- 1938 - The first 240 km hydrogen pipeline Rhine-Ruhr.
- 1938 - Igor Sikorsky from Sikorsky Aircraft proposed liquid hydrogen as a fuel.
- 1939 - Rudolf Erren - Erren engine - US patent 2,183,674 - Internal combustion engine using hydrogen as fuel
- 1939 - Hans Gaffron discovered that algae can switch between producing oxygen and hydrogen.
- 1941 - The first mass application of hydrogen in internal combustion engines: Russian lieutenant Boris Shelishch in the besieged Leningrad has converted some hundreds cars "GAZ-AA" which served posts of barrage balloons of air defense.
- 1943 - Liquid hydrogen is tested as rocket fuel at Ohio State University.
- 1943 - Arne Zetterström describes hydrox
- 1947 - Willis Lamb and Robert Retherford measure the small energy shift (the Lamb shift) between the 2s1/2 and 2p1/2 levels of hydrogen, providing a great stimulus to the development of quantum electrodynamics
- 1949 - Hydrodesulfurization (Catalytic reforming is commercialized under the name Platforming process)
- 1952 - Ivy Mike, the first successful test of a nuclear explosive based on hydrogen (actually, deuterium) fusion
- 1952 - Hydrogen maser
- 1952 - Non-Refrigerated transport Dewar
- 1955 - W. Thomas Grubb modified the fuel cell design by using a sulphonated polystyrene ion-exchange membrane as the electrolyte.
- 1957 - Pratt & Whitney's model 304 jet engine using liquid hydrogen as fuel tested for the first time as part of the Lockheed CL-400 Suntan project.
- 1957 - The specifications for the U-2 a double axis liquid hydrogen semi-trailer were issued.
- 1958 - Leonard Niedrach devised a way of depositing platinum onto the membrane, this became known as the Grubb-Niedrach fuel cell
- 1958 - Allis-Chalmers demonstrated the D 12, the first 15 kW fuel cell tractor.
- 1959 - Francis Thomas Bacon built the Bacon Cell, the first practical 5 kW hydrogen-air fuel cell to power a welding machine.
- 1960 - Allis-Chalmers builds the first fuel cell forklift
- 1961 - RL-10 liquid hydrogen fuelled rocket engine first flight
- 1964 - Allis-Chalmers built a 750-watt fuel cell to power a one-man underwater research vessel.
- 1965 - The first commercial use of a fuel cell in Project Gemini.
- 1965 - Allis-Chalmers builds the first fuel cell golf carts.
- 1966 - Slush hydrogen
- 1966 - J-2 (rocket engine) liquid hydrogen rocket engine flies
- 1967 - Akira Fujishima discovers the Honda-Fujishima effect which is used for photocatalysis in the photoelectrochemical cell.
- 1967 - Hydride compressor
- 1970 - Nickel hydrogen battery
- 1970 - John Bockris or Lawrence W. Jones coined the term hydrogen economy
- 1973 - The 30 km hydrogen pipeline in Isbergues
- 1973 - Linear compressor
- 1975 - John Bockris - Energy The Solar-Hydrogen Alternative - ISBN 0-470-08429-4
- 1979 - HM7B rocket engine
- 1981 - Space Shuttle Main Engine first flight
- 1990 - The first solar-powered hydrogen production plant Solar-Wasserstoff-Bayern became operational.
- 1996 - Vulcain rocket engine
- 1997 - Anastasios Melis discovered that the deprivation of sulfur will cause algae to switch from producing oxygen to producing hydrogen
- 1998 - Type 212 submarine
- 1999 - Hydrogen pinch
Read more about this topic: Timeline Of Hydrogen Technologies, Timeline