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| Number | Title | Issue Date |
| 6734147 | Lubricant compositions and methods A process is disclosed for manufacturing a lubricant composition comprising combining a superabsorbent polymer with a material for decreasing friction between moving surfaces. The superabsorbent polymer absorbs from about 25 to greater than 100 times its weight in w... | 05/11/2004 |
| 6649573 | Solid lubricant and composition A solid lubricant and composition useful for lubricating the flanges of locomotive wheels, railcar wheels, rail track and in applications where it is desirable to reduce friction when metal contacts metal. The solid lubricant having from about twenty-five... | 11/18/2003 |
| 6177386 | Lubricant and use thereof The invention relates to a lubricant which can be used as a mandrel lubricant with a content of 75 to 90 wt. % of graphite and contains 1 to 10 wt. % of a phosphate. Said lubricant can also contain 1 to 4 wt % alkali silicate, 1 to 10 wt. % bentonite, 0.5... | 01/23/2001 |
| 6136757 | Solid lubricants and friction modifiers for heavy loads and rail applications The present invention relates to novel lubricant compositions comprising a solid lubricant and a binding agent in water medium suitable for lubricating steel-steel interfaces such as tractor-trailer couplings, rail-wheel systems and other heavy duty appli... | 10/24/2000 |
| 5691282 | Lubricant composition for use on workpieces in the hot forming of metals Lubricant composition for use on workpieces in the hot forming of metals, which contains: (a1) 0 to 80 percent by weight of a glass powder, (a2) 0 to 50 percent by weight of a glass frit whereby the content of at least one component (a | 11/25/1997 |
| 5670461 | High temperature lubricating grease containing urea compounds Disclosed is a lubricating grease suitable for high temperature use, consisting essentially of 60 to 90% by weight of a base oil mixture comprising at least one mineral oil and at least one synthetic oil, 5 to 17% by weight of at least one urea compound a... | 09/23/1997 |
| 5437802 | Lubricating composition for hot-rolling steel Disclosed is a lubricating composition for hot-rolling steel, which comprises a base oil or base grease and a heat-insulating agent. Especially, (A) an inorganic compound which is melted by an absorption of heat at a temperature lower than 1200° C. and (... | 08/01/1995 |
| 5294355 | Thermally and oxidatively stable solid lubricants A recirculating powder lubricant delivery system having improved oxidative stability and a lubricant therefor where the lubricant is a solid lubricant selected from a group of molybdenum disulfide, graphite and graphite fluoride, and wherein the solid lub... | 03/15/1994 |
| 4806257 | Solid film lubricant compositions A solid film lubricant composition for hot glass contacting surfaces of glass handling equipment and metal molds used in manufacturing glass articles. The solid film lubricant composition is a solution of a solvent, graphite, a solvent-soluble, further cu... | 02/21/1989 |
| 4557839 | Synergistic lubricant additives of antimony thioantimonate and molybdenum disulfide or graphite Complex sulfides of antimony combined with either molybdenum disulfide or graphite are used as mixtures to impart synergistic effects in imparting extreme pressure and antiwear properties to lubricants.... | 12/10/1985 |
| 4316831 | Material for treating coke oven doors and jambs to prevent the build up of tar thereon A material containing submicron sized particles of graphite in a liquid carrier that contains a water soluable resin is described that forms a penetrating lubricating adhesive coating on the coke oven doors and jambs which acts to prevent leakage of tar a... | 02/23/1982 |
| 4052323 | High-temperature lubricant for the hot-working of metals The high-temperature lubricant for the hot-working of metals which comprises (a) 10 to 90 percent by weight of graphite, (b) 2 to 45 percent by weight of an alkylene homopolymer or copolymer, and (c) 0.5 to 8 percent by weight of a dispersing agent. The l... | 10/04/1977 |
| 4039337 | Release coating for glass manufacture A composition and method of preparation are herein described for molten release and parting compositions adaptable for use in glass-forming operations. The novel composition comprises an aqueous dispersion of a mixture of a solid lubricant, a water-solubl... | 08/02/1977 |
