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1 / 1,443
1.WO/2013/074179PERFORATING STIMULATION BULLET
WO - 23.05.2013
Int.Class E21B 43/263
EFIXED CONSTRUCTIONS
21EARTH OR ROCK DRILLING; MINING
BEARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
43Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
25Methods for stimulating production
26by forming crevices or fractures
263using explosives
 Appl.No PCT/US2012/052833 Applicant BAKER HUGHES INCORPORATED Inventor SAMPSON, Timothy
A method and device for fracturing a subterranean formation by projecting a bullet assembly into the formation and then reacting energetic material within the bullet assembly. The bullet assembly can be part of a charge device that is in a perforating gun. A delay fuse can be included so the energetic material reaction begins after the bullet assembly reaches the end of its travel in the formation.
2.WO/2021/081458EXERCISE PLATFORM AND ACCESSORIES SYSTEM
WO - 29.04.2021
Int.Class A63B 21/00
AHUMAN NECESSITIES
63SPORTS; GAMES; AMUSEMENTS
BAPPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
21Exercising apparatus for developing or strengthening the muscles or joints of the body by working against a counterforce, with or without measuring devices
 Appl.No PCT/US2020/057232 Applicant POTAPOV, Roman Inventor POTAPOV, Roman
An exercise platform and accessories system is provided. The exercise platform is configured with a plurality of attachment mechanisms adapted to connect one or more hardware accessories to the platform. The system provides a fully configurable system for isolating and relaxing specific musculoskeletal groups during use.
3.WO/2020/161638A GEMSTONE POLISHING ROBOT
WO - 13.08.2020
Int.Class B24B 9/16
BPERFORMING OPERATIONS; TRANSPORTING
24GRINDING; POLISHING
BMACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
9Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor
02characterised by a special design with respect to properties of materials specific to articles to be ground
06of non-metallic inorganic material, e.g. stone, ceramics, porcelain
16of diamonds, of jewels or the like; Diamond grinders' dops; Dop holders or tongs
 Appl.No PCT/IB2020/050917 Applicant FREEDOM AUTOMATION SOLUTIONS LLP Inventor SYTENKO, Ivan Nikolayevich
Aspects of the present disclosure provide a gemstone polishing robot and a method of polishing gemstone using the gemstone polishing robot. In an embodiment, the robot comprises: a balk (1) supported on a base (3); a head (5) coupled with the balk (1) through a guide (6) and a drive (7) such that the head (5) is vertically displaceable relative to the balk (1); a gemstone holding unit (25) coupled with the head (5) and configured to support a gemstone in contact with an abrasive surface (21) in a desired orientation; an encoder (30) configured to detect a depth of polishing of the gemstone in each of said one or a plurality of polishing iterations; and a gemstone modelling unit, which when executed by one or more processors, estimates at least one gemstone parameter based on an initial model of the gemstone and the detected depth of polishing of the gemstone in each of said one or a plurality of polishing iterations.
4.WO/2022/121299THREE-STAGE TILTING AIR CYLINDER AND TILTING VEHICLE
WO - 16.06.2022
Int.Class B60P 1/16
BPERFORMING OPERATIONS; TRANSPORTING
60VEHICLES IN GENERAL
PVEHICLES ADAPTED FOR LOAD TRANSPORTATION OR TO TRANSPORT, TO CARRY, OR TO COMPRISE SPECIAL LOADS OR OBJECTS
1Vehicles predominantly for transporting loads and modified to facilitate loading, consolidating the load, or unloading
04with a tipping movement of load supporting or containing element
16actuated by fluid-operated mechanisms
 Appl.No PCT/CN2021/104983 Applicant CRRC TAIYUAN CO., LTD Inventor HUANG, Gangqiang
A three-stage tilting air cylinder and a tilting vehicle. The three-stage tilting air cylinder comprises: an air cylinder outer sleeve (1); an outer piston (3) inserted into the air cylinder outer sleeve (1), wherein the upper portion of the outer piston (3) is provided with a first inner step, and the lower portion of the outer piston (3) is provided with a first outer step; a middle piston (4) inserted into the outer piston (3), wherein a sealing cover is provided at the upper end of the middle piston (4), a first through hole is formed in the middle portion of the sealing cover, a first filler groove is formed in the inner wall of the first through hole, and a second outer step is provided at the lower portion of the middle piston (4); an inner piston (5) slidably provided in the middle piston (4); a piston rod (6), wherein the lower end of the piston rod is connected to the inner piston (5), the upper end of the piston rod passes through the first through hole, the head portion of the piston rod (6) is rotatably connected to the bucket of a tilting vehicle, and a first pin hole is formed in the upper end of the piston rod (6); and a first convex disc (8), wherein the first convex disc is annular and provided at the upper portion of the air cylinder outer sleeve (1).
5.WO/2022/129975METHOD FOR THE SELECTIVE REMOVAL OF HYDROGEN SULFIDE FROM A GAS STREAM
WO - 23.06.2022
Int.Class B01D 53/14
BPERFORMING OPERATIONS; TRANSPORTING
01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
DSEPARATION
53Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases or aerosols
14by absorption
 Appl.No PCT/IB2020/001110 Applicant TOTALENERGIES ONETECH Inventor DE MEYER, Frédérick
The invention relates to a method for the selective separation of hydrogen sulfide relative to carbon dioxide from a gas mixture comprising at least hydrogen sulfide and carbon dioxide, the method comprising putting in contact the gas mixture with an absorbent aqueous solution comprising at least one polar, aprotic molecule and at least one amine compound, so as to obtain a gas mixture depleted in hydrogen sulfide, and an absorbent aqueous solution loaded with hydrogen sulfide. The invention further relates to a composition comprising at least one polar, aprotic molecule; at least one amine compound; and water. The invention further relates to the use of a polar, aprotic molecule, for increasing the selectivity of hydrogen sulfide absorption relative to carbon dioxide absorption in the acid gas purification of a gas mixture comprising at least hydrogen sulfide and carbon dioxide carried out by contacting the gas mixture with an amine compound and also to use for inhibiting a chemical reaction converting a reactant to a product in an aqueous medium, wherein the polar aprotic molecule is put in contact with the aqueous medium.
6.WO/2022/144563CHEMICAL TRACERS FOR USE IN HIGH SALINITY AND/OR HIGH TEMPERATURE ENVIRONMENTS
WO - 07.07.2022
Int.Class C09K 8/035
CCHEMISTRY; METALLURGY
09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
KMATERIALS FOR APPLICATIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
8Compositions for drilling of boreholes or wells; Compositions for treating boreholes or wells, e.g. for completion or for remedial operations
02Well-drilling compositions
03Specific additives for general use in well-drilling compositions
035Organic additives
 Appl.No PCT/IB2020/001118 Applicant TOTALENERGIES ONETECH Inventor AGENET, Nicolas
The present document concerns a use of a cyclic acetal compound for injection as a tracer in a production well, to evaluate properties of a hydrocarbon reservoir in which the production well is drilled. The cyclic acetal compound comprises a cycle having two oxygen atoms linked to a carbon which is part of CH2 or alkyl group.
7.WO/2022/193486AIR CONTROL APPARATUS FOR BALLAST HOPPER WAGON
WO - 22.09.2022
Int.Class B61D 7/28
BPERFORMING OPERATIONS; TRANSPORTING
61RAILWAYS
DBODY DETAILS OR KINDS OF RAILWAY VEHICLES
7Hopper cars
14Adaptations of hopper elements to railways
16Closure elements for discharge openings
24Opening or closing means
28hydraulic or pneumatic
 Appl.No PCT/CN2021/104982 Applicant CRRC TAIYUAN CO., LTD Inventor YUAN, Taihong
An air control apparatus for a ballast hopper wagon, comprising a first air storage cylinder (6), a second air storage cylinder (7), a pair of first pneumatic operating valves (8), a second pneumatic operating valve (9), and three bidirectional air cylinders (3). The pair of first pneumatic operating valves (8) are disposed on one side of a sleeper beam upper cover plate (5), and the second pneumatic operating valve (9) is disposed on the other side of the sleeper beam upper cover plate (5); the first air storage cylinder (6) and the second air storage cylinder (7) are respectively disposed on both sides of an end plate (4); the three bidirectional air cylinders (3) are respectively disposed on the sleeper beam upper cover plate (5), and each bidirectional air cylinder (3) is connected to a bottom door mechanical transmission apparatus.
8.WO/2024/073693SOLAR POWERED STREETLAMP SOLAR COLLECTOR
WO - 04.04.2024
Int.Class F21S 9/02
FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
21LIGHTING
SNON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
9Lighting devices with a built-in power supply; Systems employing lighting devices with a built-in power supply
02the power supply being a battery or accumulator
 Appl.No PCT/US2023/075556 Applicant 4D VISION CORP Inventor JACQUES, Jonathan
Various embodiments provide a solar collecting streetlamp. The streetlamp includes a lamp top having solar collectors and one or more light sources. A post is included which supports the lamp top. Disposed around the post is a shell defining an air gap. The shell is configured to supply air from the base of the post to the lamp top. The streetlamp can include a gyromagnetic generator to help move the air through the air gap towards the lamp top.
9.WO/2025/220828WELDING MODULE FOR WELDING ROBOT, WELDING ROBOT, AND AUTOMATIC WELDING METHOD
WO - 23.10.2025
Int.Class B23K 37/02
BPERFORMING OPERATIONS; TRANSPORTING
23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
37Auxiliary devices or processes, not specially adapted for a procedure covered by only one of the other main groups of this subclass
02Carriages for supporting the welding or cutting element
 Appl.No PCT/KR2024/019177 Applicant SAMSUNG E&A CO.,LTD. Inventor LEE, Dae Hwan
Disclosed are a welding module for a welding robot, a welding robot, and an automatic welding method. The disclosed welding module for a welding robot comprises: a main frame; an adapter coupled to the main frame; a Z-axis motion frame coupled to the main frame and coupled to be movable in a Z-axis direction; an XY-axis motion frame coupled to the Z-axis motion frame and coupled to be movable in an X-axis direction; and a welding machine mounting frame coupled to the XY-axis motion frame and coupled to be movable in a Y-axis direction, wherein the Z-axis, the X-axis, and the Y-axis are perpendicular to each other.
10.WO/2024/006202REINFORCED COMPRESSION PLATE SPLIT FOR SLIP HANGER
WO - 04.01.2024
Int.Class E21B 33/04
EFIXED CONSTRUCTIONS
21EARTH OR ROCK DRILLING; MINING
BEARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
33Sealing or packing boreholes or wells
02Surface sealing or packing
03Well heads; Setting-up thereof
04Casing heads; Suspending casings or tubings in well heads
 Appl.No PCT/US2023/026221 Applicant BAKER HUGHES OILFIELD OPERATIONS LLC Inventor CHENG, Samuel
A compression plate to be used with a slip hanger is disclosed in at least one embodiment along with embodiments of methods to prepare and use such a compression plate. The compression plate includes at least one bolt hole and includes at least one split in the at least one bolt hole.
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