Abstract

Disclosed herein is a compact (e.g., one-piece) refractory cast iron combustion chamber mold for a circulating fluidized bed boiler for the combustion and/or gasification of biomass, waste, lignite and mixtures thereof, and a method of obtaining a combustion chamber with this mold.

IPC Classes  ?

• B28B 7/00 - MouldsCoresMandrels
• B28B 1/54 - Producing shaped articles from the material specially adapted for producing articles from molten material, e.g. slag
• B28B 7/16 - Moulds for making shaped articles with cavities or holes open to the surface
• F23G 5/30 - Methods or apparatus, e.g. incinerators, specially adapted for combustion of waste or low-grade fuels with combustion in a fluidised bed

Abstract

The invention relates to the composition of an asphalt binder modified with bio-oil obtained from the pyrolysis of waste recycled polypropylene (PP) in granular form in a ratios of 1 to 3%, to the production of a 50/70 asphalt binder which is formed by using the wet method and modified with bio-oil material, and to its application to the tack coat between the binder and the wearing courses.

IPC Classes  ?

• C08L 95/00 - Compositions of bituminous materials, e.g. asphalt, tar or pitch
• E01C 7/08 - Coherent pavings made in situ made of road-metal and binders

Abstract

Disclosed herein is the production of medical textile material with nanofiber surface that has transdermal drug release properties and that is coated with azithromycin active substance by using needle electrospinning method and ultrasonic spray pyrolysis (USP) technique. Specifically disclosed is a nanofiber medical textile material production method that includes the steps of preparing polymer solutions containing PVP (polyvinylpyrrolidone) with a concentration of 12 wt % and GEL (gelatin) with a concentration of 0.72 wt %; determining solution properties such as conductivity, viscosity, and surface tension, producing nanofibers from prepared polymer solutions at by atmosphere-controlled horizontal needle fiber spinning (electrospinning) setup, obtaining PVP/GEL nanofibers after the fiber spinning process, thin film coating of the drug active substance on the obtained nanofibers, PVP/GEL nanofibers by the USP method, and cross-linking of both polymers to facilitate the final application processes of the drug-release material.

IPC Classes  ?

• D01D 5/00 - Formation of filaments, threads, or the like
• A61K 9/70 - Web, sheet or filament bases
• A61K 31/7052 - Compounds having saccharide radicals and heterocyclic rings having nitrogen as a ring hetero atom, e.g. nucleosides, nucleotides
• A61K 47/42 - ProteinsPolypeptidesDegradation products thereofDerivatives thereof, e.g. albumin, gelatin or zein
• D01F 6/56 - Monocomponent man-made filaments or the like of synthetic polymersManufacture thereof from mixtures of polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds as major constituent with other polymers or low-molecular-weight compounds of polymers of cyclic compounds with one carbon-to-carbon double bond in the side chain
• D06M 13/372 - Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials with non-macromolecular organic compoundsSuch treatment combined with mechanical treatment with compounds containing nitrogen containing etherified or esterified hydroxy groups
• D06M 23/10 - Processes in which the treating agent is dissolved or dispersed in organic solventsProcesses for the recovery of organic solvents thereof
• D06M 101/18 - Synthetic fibres consisting of macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds

Abstract

In particular, the invention relates to a multi-axis camera stabilization system which uses the visual-inertial odometry method and works in integration with augmented reality, which ensures that the cameras (2) remain stable during shooting, and the operation method thereof.

IPC Classes  ?

• F16M 11/18 - Heads with mechanism for moving the apparatus relatively to the stand
• F16M 13/04 - Other supports for positioning apparatus or articlesMeans for steadying hand-held apparatus or articles for supporting on, or holding steady relative to, a person, e.g. by chains
• H04N 23/68 - Control of cameras or camera modules for stable pick-up of the scene, e.g. compensating for camera body vibrations

Abstract

The present invention relates to the production of medical textile material with nanofiber surface that has transdermal drug release properties and that is coated with azithromycin active substance by using needle electrospinning method and ultrasonic spray pyrolysis (USP) technique. The present invention discloses a nanofiber medical textile material production method that comprises the steps of preparing polymer solutions containing PVP (polyvinylpyrrolidone) with a concentration of 12 wt % and GEL (gelatin) with a concentration of 0.72 wt %; determining solution properties such as conductivity, viscosity, and surface tension, producing nanofibers from prepared polymer solutions at optimum process parameters by atmosphere-controlled horizontal needle fiber spinning (electrospinning) setup, obtaining PVP/GEL nanofibers after fiber spinning process, thin film coating of the drug active substance on the obtained nanofibers, PVP/GEL nanofibers by the USP (ultrasonic spray pyrolysis) method, and cross-linking of both polymers in two steps to facilitate the final application processes of the drug-release material, which is capable of both immediate and slow release, and to maintain its stability in aqueous environments by forming sandwich structures.

IPC Classes  ?

• D01D 5/00 - Formation of filaments, threads, or the like
• A61K 9/70 - Web, sheet or filament bases
• A61L 15/12 - Stiffening bandages containing macromolecular materials