1
Armin Sowa, German Munding: Method and apparatus for extracting crude oil from previously tapped deposits. Messerschmitt Bolkow Blohm, McGlew and Tuttle, September 30, 1980: US04224991 (71 worldwide citation)

A device for extracting crude oil out of an extraction bore of a previously tapped deposit, comprises, a combustion chamber having at least one reaction chamber portion and an evaporation chamber portion arranged in axial relationship with a constricted nozzle portion therebetween. Advantageously, a ...


2
German Munding, Helmut Hopmann, Armin Sowa, Christian Beckeryordersandforth, Walter Terschuren: Burner apparatus for making holes in coal seams. Messerschmitt Bolkow Blohm, McGlew and Tuttle, December 8, 1981: US04304308 (12 worldwide citation)

A method and apparatus for making holes in coal seams in a coal mining system in which hot working gas is employed to impinge on the coal under high pressure and speed in order to disintegrate it and particularly for making inclined or horizontal holes which connect vertical drill holes which lead f ...


3
Armin Sowa, German Munding: Apparatus for producing fractures and gaps in geological formations for utilizing the heat of the earth. Messerschmitt Bolkow Blohm, McGlew and Tuttle, March 10, 1981: US04254828 (5 worldwide citation)

A method of producing fractures or gaps in geological formations of crystalline rocks in order to utilize the heat of the earth surrounding the gaps, comprises, drilling at least one bore into the rock, producing a pressure fluid in the bore adjacent the rock by introducing pressure gas-producing pr ...


4
German Munding, Helmut Hopmann, Armin Sowa, Christian Beckervordersandforth, Walter Terschuren: Method for making holes and producing gas in coal seams. Messerschmitt Bolkow Blohm, McGlew and Tuttle, November 24, 1981: US04301875 (5 worldwide citation)

A method and apparatus for making holes in coal seams in a coal mining system in which hot working gas is employed to impinge on the coal under high pressure and speed in order to disintegrate it and particularly for making inclined or horizontal holes which connect vertical drill holes which lead f ...


5
Armin Sowa: Thrust chamber assembly. Astrium, Crowell & Moring, March 2, 2004: US06698184 (2 worldwide citation)

Thrust-chamber assembly has an expansion nozzle and a combustion-chamber wall, to which an ejector head is affixed. The part of the combustion-chamber wall adjacent to the injector head comprising a precombustion-chamber wall, in which the combustible materials delivered to the assembly first form a ...


6
Friedrich Karl Blindow, Jurgen Decker, Heinrich Kluibenschedl, German Munding, Armin Sowa, Harald Wagner: Method and device for producing underground cavities using a driving shield. Messerschmitt Bolkow Blohm, McGlew and Tuttle, April 7, 1981: US04260194 (1 worldwide citation)

A method of producing an underground cavity in a driving shield advance operation comprises, prior to excavation, forming an annular slot corresponding to the contour and wall thickness of the shield ahead of the shield by using hot gas jets to form the slot and to separate a core from the surroundi ...


7
Armin Sowa: Rocket thrust chamber. Astrium, Crowell & Moring, March 16, 2004: US06705076 (1 worldwide citation)

Thrust chamber housing for a driving mechanism for space travel applications which is fastened to an injection head with its first end and which includes a combustion chamber housing of a highly heat-resistant steel, a nozzle element of a platinum-iridium alloy, and an expansion nozzle housing of a ...