A water based dispersion that includes lubricating nanoparticles. The lubricating nanoparticles can be provided by at least one intercalation nanoparticle of a metal chalcogenide in dispersion with the water base. The at least one intercalation nanoparticle may have a geometry that is fullerene-like, tubular-like structure or be substantially spherical or the intercalation nanoparticles may include particles have each of the aforementioned geometries. The intercalation nanoparticle is surface treated with a dispersant that is water soluble and includes a polar functional group.

A method for producing a matrix-containing dry film on a threaded tubular component for drilling or working hydrocarbon wells, by applying a mixture containing a dispersion or an aqueous emulsion of an acrylic copolymer with a solution of an alkaline polysilicate in a liquid state onto a threaded end of the threaded tubular component by spraying at a temperature of from 20 C. to 40 C. thereby obtaining a threaded end coated with a film; drying the threaded end coated with the film; and densifying the film.

The invention relates to a polyamide-based sliding material, having fillers that improve the tribological properties, wherein the fillers comprise at least one metal sulfide and/or calcium phosphate. The invention further relates to a plain-bearing composite material, having a metal support layer, in particular made of steel or bronze, optionally a porous carrier layer, in particular made of bronze, and a sliding material, which fills the pores in the carrier layer, and to a three-dimensional shaped body for sliding load, consisting of a sliding material, in particular produced as an injection-molded or extrusion part and/or by additive manufacturing. The invention further relates to a plain-bearing element produced from a plain-bearing composite material comprising a shaped body

The present invention relates to additives for reducing friction and wear in lubricants. In particular, the present invention relates to novel salts and their use in lubricating oil compositions for reducing friction and wear. In particular, the present invention relates to one or more ionic liquids, wherein the one or more ionic liquids comprise one or more cations and one or more Group 6 metal mononuclear metallate anions.

Lubricant composition, in particular a cooling lubricant solution, based on ionic and/or organoelemental compounds.

A drilling fluid including a drilling fluid medium selected from the group consisting of water, air and water, air and foaming agent, a water based mud, an oil based mud, a synthetic based fluid, and a composition thereof. The drilling fluid also includes at least one intercalation compound of a metal chalcogenide having molecular formula MX.sub.2, where M is a metallic element such as tungsten (W), and X is a chalcogen element such as sulfur (S), wherein the intercalation compound has a fullerene-like hollow structure or tubular-like structure.

A drilling fluid including a drilling fluid medium selected from the group consisting of water, air and water, air and foaming agent, a water based mud, an oil based mud, a synthetic based fluid, and a composition thereof. The drilling fluid also includes at least one intercalation compound of a metal chalcogenide having molecular formula MX.sub.2, where M is a metallic element such as tungsten (W), and X is a chalcogen element such as sulfur (S), wherein the intercalation compound has a fullerene-like hollow structure or tubular-like structure.

The invention relates to a polyamide-based surface material having fillers which improve the tribologically active properties, wherein the fillers comprise at least one metal sulfide and/or calcium phosphate. The invention further relates to a three-dimensional molded body consisting of a surface material, produced, in particular, as an injection-molded part or extrusion part and or by additive fabrication.

An industrial lubricant composition including an oil base selected from the group consisting of vegetable oil, Group I, Group II, Group III, Group IV, Group V and combinations thereof and a phosphorus-based non-chlorine additive. The industrial lubricant also includes at least one intercalation compound of a metal chalcogenide, a carbon containing compound and a boron containing compound, wherein the intercalation compound may have a geometry that is a platelet shaped geometry, a spherical shaped geometry, a multi-layered fullerene-like geometry, a tubular-like geometry or a combination thereof.

A tribological system, comprising a main body and a sandwich lubrication, in which the sandwich lubrication includes a binder-free solid lubricant layer comprising a solid lubricant, and a lubricant layer comprising a lubricant. The binder-free solid lubricant layer and the lubricant layer are present as separate layers on the main body and wherein the mass ratio of solid lubricant to lubricant is at most 0.05:1.