Did You Know...
...that a workman who left the soap mixing machine on too long was responsible for making Ivory Soap? He was so embarrassed by his mistake that he threw the mess in a stream. Imagine his dismay when the evidence of his error floated to the surface! Result: Ivory soap, the soap that floats.
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| Number | Title | Issue Date |
| 7413814 | Multilayer getter structures and methods for making same Getter multilayer structures are disclosed, embodiments of which include at least a layer of a non-evaporable getter alloy having a low activation temperature over a layer of a different non-evaporable getter material having high specific surface area, both preferab... | 08/19/2008 |
| 7122100 | Porous getter devices with reduced particle loss and method for manufacturing same A method for reducing the loss of particles from the surface of porous getter bodies is taught herein. The method consists in producing on the surface of the porous getter a thin layer of a metal or metal alloy with a deposition technique selected among the depositi... | 10/17/2006 |
| 6793461 | Device and method for producing a calcium-rich getter thin film An improved getter device and method for forming a calcium-rich getter thin film in an electronic vacuum device is disclosed. The getter device includes a powder of a Ca—Ba—Al ternary alloy composed of between 53% and 56.8% by weight of aluminum, from 36% to 41.... | 09/21/2004 |
| 6306314 | Evaporable getter device with reduced activation time An evaporable getter device containing a mixture of nickel and BaAl4 is made to have a shorter barium evaporation time by using a mixture of nickel powders in which the particles of nickel have different morphologies and different specific area... | 10/23/2001 |
| 6299746 | Getter system for purifying the confinement volume in process chambers A getter system for purifying the gaseous atmosphere within a confinement volume of a process chamber is disclosed. In a process chamber provided with at least one screen that defines a confinement volume, the getter system includes at least one substanti... | 10/09/2001 |
| 6168645 | Safety system for gas purifier A gas purification system includes a gas purification unit and one or more safety devices. The gas purification unit includes an enclosure containing a purification material that exhibits an exothermic reaction when exposed to certain gas contaminants. Th... | 01/02/2001 |
| 6165328 | Method for processing wafers with in situ gettering A wafer processing system including a processing chamber, a low pressure pump coupled to the processing chamber for pumping noble and non-noble gases, a valve mechanism coupling a source of noble gas to the processing chamber, an in situ getter pump dispo... | 12/26/2000 |
| 5625742 | Thermally insulating jacket under reversible vacuum utilizing hydrogen getter in combination with non-evaporable promoter getter A thermally insulating jacket under reversible vacuum, having an inner wall, an outer wall and an hollow space between these walls. The hollow space is in fluid communication with an outer housing containing a reversible non-evaporable hydrogen getter loa... | 04/29/1997 |
| 5600957 | Device for maintaining a vacuum in a thermally insulating jacket and method of making such device A device for maintaining a vacuum in a thermally insulating jacket is described. The device comprises a container formed of a gas-tight material, preferably aluminum, which has an opening to the atmosphere. Inside the container is a first pellet comprisin... | 02/11/1997 |
| 5558844 | Process for the purification of hydrogen A process is provided which is capable of removing impurities from an impurity-containing hydrogen gas without generating methane. A bed of particulate nickel in an amount of at least 5% by weight as elemental nickel at a temperature of from 0° C. to 50Â... | 09/24/1996 |
| 5556603 | Process for the purification of hydrogen and a purifier therefor An apparatus is provided which is capable of removing impurities from an impurity-containing hydrogen gas without generating methane. A bed of particulate nickel in an amount of at least 5% by weight as elemental nickel at a temperature of from 0° C. to ... | 09/17/1996 |
| 5543121 | Getter materials for the vacuum insulation of liquid hydrogen storage vessels or transport lines A getter material is provided which efficiently sorbs gases at low pressures but, when a system failure causes high pressures of hydrogen and oxygen (air) to be present, does not increase its temperature to that which would cause explosive ignition of the... | 08/06/1996 |
| 5508586 | Integrated getter device suitable for flat displays The invention relates to an integrated getter device essentially consisting of at least one evaporable getter device and at least one non-evaporable getter device, wherein the different getter devices circumscribe areas at least partially superimposed or ... | 04/16/1996 |
