In 1608, Dutch eyeglass maker Hans Lipperhey filed the first patent for a working telescope. The patent was denied.
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| Number | Title | Issue Date |
| 7439211 | Method for preparing a lubricating composition based on polysiloxanes not releasing hydrogen The invention concerns a method for preparing a lubricating composition, characterised in that it comprises mixing two previously prepared oil-in-water emulsions (A) and (B): the prior emulsion (A) comprises: (a) at least a non-reactive linear polyorganosiloxane oil... | 10/21/2008 |
| 6846780 | Siloxane-based lubricant composition, not releasing hydrogen, preparation method and use thereof The invention concerns a lubricating composition, in the form of an oil-in-water emulsion, based on siloxane and not releasing hydrogen comprising: (a) a polydiorganosiloxane oil non-reactive to the lubricating properties having a dynamic viscosity of the order of 5... | 01/25/2005 |
| 6825153 | Lubricating composition based on siloxane, not releasing hydrogen, preparation method and use thereof The invention concerns a lubricating composition, in the form of an oil-in-water emulsion, based on siioxane and not releasing hydrogen comprising: (a) a polydiorganosiloxane oil non-reactive to the lubricating properties having a dynamic viscosity of the order of 5... | 11/30/2004 |
| 6664299 | Masterbatch method for economically and efficiently producing soap dispersions in textile fluids for synthetic fiber treatment A method for preparing dispersions of solid salts of fatty acids in low polarity liquids where a concentrated mixture of at least 50 percent of the solid salts of fatty acids in a low polarity liquid is subjected to high shearing forces, until the average... | 12/16/2003 |
| 5605957 | Silicone composition and method of producing the same A silicone composition containing: (A) 100 parts by weight of organopolysiloxane; 0.1 to 50 parts by weight of thickening agent (C) 0.01 to 20 parts by weight of fluorine-containing surfactant; and (D) 0.1 to 20 parts by weight of volatile water-soluble s... | 02/25/1997 |
| 4610797 | Metallo-organo aluminates as lubricant additives Crystalline aluminates conforming substantially to the general formula LiR.2Al(OH)3, CaR(A).2Al(OH)3, or ZnR(A).2Al(OH)3, where R is an organic acid of C6 -C22 and A, when present, is an inorganic ani... | 09/09/1986 |
| 4555352 | Lubricant additive The present invention provides a lubricant additive composition which functions both as a friction reducing agent and as an extreme pressure additive, and also has the ability, when incorporated in a lubricant, to improve substantially the low temperature... | 11/26/1985 |
| 4443348 | Protective lubricant composition A protective lubricating composition is provided which will penetrate readily to closely fitting frictional parts but which will turn to a protective, non-migrating lubricating gel in use. Preferred embodiments may contain silicone fluids, extreme pressur... | 04/17/1984 |
| 4419254 | Method of protecting silver contacts A method of protecting silver contacts in switches for electronic equipment is provided by utilizing a silicone-based grease which is comprised of a polyorganosiloxane base in combination with a thickener such as finely divided silica or a metal soap and ... | 12/06/1983 |
| 4213869 | Minimal blocking thermoplastic material and lubricating oil composition containing the same A normally solid thermoplastic material having a low softening point containing at least one metal salt of a metal selected from the group consisting of a metal of Group I, II, III or IV of the Periodic Table and a fatty acid having about 8 to about 30 ca... | 07/22/1980 |
| 3969233 | Biodegradable internal combustion engine lubricants and motor fuel compositions Lubricant for internal combustion engines comprising lubricating oil components including dispersing substances so that water insoluble components of the lubricant may be dispersed in the water so that no visible oil slick will remain.... | 07/13/1976 |