"Rail travel at high speeds is not possible because passengers, unable to breathe, would die of asphyxia."
Dionysius Lardner, Professor of Natural Philosophy and Astronomy at University College, London ; 1830
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| Number | Title | Issue Date |
| 7811340 | Multi-stage facility and method for gasifying a feedstock including organic matter Facility for producing synthesis gas from a solid feedstock including organic matter, said facility including means for circulating a heat-carrying solid providing the heat necessary for such production, and several stages including gasification means (Z1, Z | 10/12/2010 |
| 6472568 | Reaction and distillation device and etherification process The invention relates to a process for preparing at least one aliphatic monoalcohol, generally in excess, and at least one olefin. The process is performed in a distillation and reaction device having a reaction section and a distillation-reaction section... | 10/29/2002 |
| 6173804 | System intended for permanent installation of measuring sondes in a pipe by means of a fluid pressure-actuated removable lock A system intended for permanent installation of measuring sondes against the inner wall of a pipe (1) such as a well or a tube. Measuring sondes (7) are respectively associated with coupling devices (2) that are brought to their respective coupling points... | 01/16/2001 |
| 6098423 | Method of preparing H2 S for an isotopic analysis A method which enables the sulphur and/or hydrogen contained in a low quantity in hydrogen sulphide to be prepared: 1) the H2 S is oxidized at a temperature and for a duration selected to obtain full oxidation of the H2 S into SO2 | 08/08/2000 |
| 5009512 | Device and method for measuring the deformations of a sample A device and method for measuring the deformations of a sample, which deformations particularly result from the relaxation of the stresses to which the samples was previously subjected. The device and method include the use of a cell inside which the samp... | 04/23/1991 |