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41results about How to "Less oil" patented technology

Anti-rust extreme pressure lithium lubricating grease composition and preparation method

The invention relates to an anti-rust extreme pressure lithium lubricating grease composition and a preparation method thereof. The composition is prepared from 5.5%-12.5% of thickening agents, 72.8%-91.3% of base oil, 0.5%-3.8% of extreme pressure anti-wear agents, 0.28%-1.25% of antioxidants and 0.02%-1.05% of anti-rust anti-corrosion agents, wherein the base oil is high-viscosity mineral oil. The preparation method of the composition comprises the steps that one third of the base oil and 12-hydroxy stearin or a mixture of 12-hydroxy stearin and stearic acid are heated to the temperature ranging from 60 DEG C to 80 DEG C, a lithium hydroxide solution is added, the temperature is raised to range from 180 DEG C to 220 DEG C after a reaction is completed, one third of quenching oil is added, the extreme pressure anti-wear agents, the anti-rust anti-corrosion agents and the rest of the base oil are added after cooling is conducted, and the composition is prepared after grounding is conducted. The novel lubricating grease containing the extreme pressure components and the anti-rust anti-corrosion components has the excellent extreme pressure property and anti-corrosion property and can be widely applied to severer environment conditions with a medium or heavy load and water.
Owner:CHINA PETROLEUM & CHEM CORP

Lubricating grease containing modified silica component and preparation method of lubricating grease

The invention relates to lubricating grease containing a modified silica component and a preparation method of the lubricating grease. The excellent properties of silicone grease and lithium lubricating grease are well combined through modified SiO2. With total weight of a composition as benchmark, the lubricating grease provided by the invention comprises the following components: a thickening agent accounting for 10-25% of the total weight and including 12-hydroxystearic acid, stearic acid and the modified SiO2; base oil accounting for 73-88% of the total weight and consisting of synthetic oil and mineral oil; and additives mainly including the following three types: (a) 0.6-1.8% of anti-wear reagent at extreme pressure, (b) 0.32-1.32% of antioxidant, and (c) 0.02-0.04% of antirust preservative. The novel lubricating grease containing modified SiO2 has excellent shear stability and storage stability and is a kind of SiO2-containing lithium lubricating grease in which high and low temperature, colloid stability and water resistance are greatly improved. The lubricating grease is especially suitable for application under harsh environmental conditions of high temperature and heavy load.
Owner:CHINA PETROLEUM & CHEM CORP

Oil scraper ring

The oil control ring (2) extends in a circumferential direction (2x) about a center (2l) and has a longitudinal axis (2m) that passes through the center (2l), wherein the oil control ring (2) has an end face (2d) that faces the center (2l), and wherein the oil control ring (2) has a first lateral surface (2s), a second lateral surface (2t), and an outer surface (2u) facing away from the center (2l), wherein the oil control ring (2) has a plurality of channels (2c) extending toward the center (2l) on the first lateral surface (2s), said channels being arranged at mutual distances in the circumferential direction (2x) and extending over the entire width of the first lateral surface (2s) in the radial direction and thereby forming a fluid-conducting connection between the end face (2d) and the outer surface (2u), and wherein crown parts (2i) extending in the circumferential direction (2x) are arranged between pairs of channels (2c), wherein each crown part (2i) protrudes beyond the respective channel (2c) in the direction of extent of the longitudinal axis (2m) and forms a lateral channel surface (2w) for the channel (2c), wherein at least one of the crown parts (5i) is designed as a long crown part (2p) and extends over an angular range (a) between 60 degrees and 350 degrees in the circumferential direction (2x). 212×2121.
Owner:BURCKHARDT COMPRESSION AG

Method for preparing light oil from low-hydrogen-content oil with self-contained asphalten

The invention provides a method for preparing light oil from low-hydrogen-content oil with self-contained asphalten. The method is suitable for processing of medium-low temperature coal tar. According to the invention, a deep evaporation method is adopted to isolate the medium-low temperature coal tar into distillate oil vapor V1 and liquid L1 under the condition of no occurrence of obvious coking, wherein the liquid L1 is mainly composed of macromolecular colloidal bituminous components; after cooling and molding, the liquid L1 used as soft coal or green coal can be used as fire coal to achieve green storage and usage of the liquid L1; and the distillate oil vapor V1 is condensed to obtain an oil product which can be used for preparing a clean oil product via a hydrogenation process. The method for preparing light oil from low-hydrogen-content oil with self-contained asphalten provided by the invention enables the product direction of the macromolecular colloidal bituminous components in medium-low temperature coal tar to jump out of the traditional range of coke, coal tar pitch, fuel oil, suspended-bed or bubbling-bed hydrogenation raw material to produce coal-like products; and the traditional concept of ultimate obtainment of light oil and residual oil through vapor-liqiud separation is converted into the concept of ultimate obtainment of light oil and solid through vapor-liqiud separation.
Owner:何巨堂

Method for preparing compound Ti-based lubricating grease based on polymethylphenyl silicone

The invention relates to lubricating grease, in particular to a method for preparing compound Ti-based lubricating grease based on polymethylphenyl silicone. Mineral oil, polymethylphenyl silicone, 12-hydroxystearic acid and benzoic acid are mixed and heated to 95 DEG C, and heat insulation with stirring is performed to obtain a mixture 1. The mixture 1 is heated to 120 DEG C, titanate is added, heat insulation with stirring is performed, during the period by-products are blown out and condensed and collected, and the mineral oil and polymethylphenyl silicone are added into the system after 5 h to obtain a mixture 2. The mixture 2 is slowly heated to 220 DEG C to perform high-temperature refining; after the mixture 2 is heated to a required temperature, maintaining the temperature for 1-5 min, and then pouring the mixture 2 into a stainless container, performing natural cooling to room temperature and then adding water and repeatedly performing stirring and shearing, performing grinding and homogenization, and obtaining the compound Ti-based lubricating grease. The dropping point of the compound Ti-based lubricating grease prepared according to the method can reach 336 DEG C, steel mesh oil separation is less, the evaporation loss is small, a copper sheet is corroded up to standard, and the compound Ti-based lubricating grease has low friction coefficient.
Owner:JIANGSU UNIV

Drunk pepper for hotpot condiment and fermented brewing method of drunken pepper

The invention discloses drunken peppers for hotpot condiments and a drunken pepper fermentation brewing method, and relates to the technical field of drunken peppers. The drunken pepper for the hotpot condiment comprises the following formula raw materials: red capsicum frutescens, red capsicum frutescens, ginger, garlic, kaoliang spirit, seasonings and spices, and the fermentation brewing method of the drunken pepper for the hotpot condiment comprises the four steps of crushing, fermenting, mixing and filling. According to the drunken pepper for the hotpot condiment, the condition of heavy fire does not occur when the drunken pepper for the hotpot condiment is eaten, so that the discomfort caused to part of people due to the fact that the fire is too heavy when the drunken pepper is used as the hotpot condiment is effectively relieved, the practicability of the drunken pepper is effectively enhanced, and the drunken pepper has a good nourishing effect due to the addition of the fructus lycii; and a small amount of oil is added, so that the drunken pepper is rich in taste and spicy but not oily when being eaten, the phenomenon of eating discomfort caused by large oiliness is prevented, the application range of the drunken pepper is widened, and the market competitiveness of the drunken pepper is enhanced.
Owner:四川红福醉椒年代火锅有限公司
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