OMPI – Búsqueda en las colecciones de patentes nacionales e internacionales

1.WO/2002/097238PULSED METHOD FOR PROCESSING THE BOTTOMHOLE ZONE OF A FORMATION

WO - 05.12.2002

Clasificación Internacional E21B 43/00 Nº de solicitud PCT/RU2001/000520 Solicitante GUBAR, Vladimir Alekseevich Inventor/a GUBAR, Vladimir Alekseevich

The invention relates to the operation of oil, gas, water and other wells and is used for the pulsed processing of the bottomhole of a formation in order to improve the rock permeability and increase the performance of wells. The inventive method consists in running a pressure pulse generator into the perforation zone of the well and stopping said generator oppositely to the upper area, which can ensure a maximum product extraction. Afterwards, the pulses whose pressure is by three times higher than the formation pressure are applied.

2.WO/2003/012249DEVICE FOR THE ACOUSTIC ACTION ON A OIL AND GAS-BEARING FORMATION

WO - 13.02.2003

Clasificación Internacional B06B 1/06 Nº de solicitud PCT/RU2002/000360 Solicitante PODOBED, Viktor Sergeevich Inventor/a PODOBED, Viktor Sergeevich

The invention relates to the oil and gas industry and can be used for extracting oil. The inventive device comprises a well arrangement provided with two or more acoustic radiators (1) which are arranged in the lower part thereon and open to the environment by means of windows embodied in the walls of a logging instrument body. Each radiator is provided with two reflectors in the form of cone (12) which are coaxially arranged in an individual manner on both sides of the end of the radiator. The height of the cone is equal to the radius of the reflector, the top thereof having an angle of 90° being oriented towards said reflector. The distance between the ends of the adjacent conical reflectors (12) d ranges from 2 mm to 10 % of the height thereof, the distance from the end of the radiator (1) to the top of the reflector (12) being selected according to the condition of maximum transmission of a mean power to the formation and calculated in accordance with the following formula: A = nλ/8-R, Wherein: n= 1,5,9 λ is an acoustic wavelength R is the internal radius of a well tube. Each acoustical reflector is formed by two identical piezo packages (2) and (3) having a length equal to a quarter length of the acoustic wave in the piezo element material. Said piezo packages are provided with a common fixing base (4) disposed therebetween, the lateral piezo elements of the piezo packages (2) and (3) having an equal polarity. Said invention increases the efficiency factor and the performance of the oil production.

3.WO/2003/040760OBJECTIVE ORIENTED NMR LOGGING METHOD AND APPARATUS

WO - 15.05.2003

Clasificación Internacional G01R 33/44 Nº de solicitud PCT/US2002/035620 Solicitante BAKER HUGHES INCORPORATED Inventor/a CHEN, Songhua

The invention is an objective oriented NMR logging method and apparatus. Based on an objective, a combination of multiple building blocks that form a comprehensive logging program achieves a defined set of logging objectives. An example of a building block is a trainlet sequence (413) with a short interval between trainlets. Another example of a building block is a CPMG sequence (403) or a modified CPMG sequence having a refocusing angle between 90 and 180 degrees.

4.WO/2003/089754PIPE THREADED JOINT

WO - 30.10.2003

Clasificación Internacional F16L 15/04 Nº de solicitud PCT/RO2003/000003 Solicitante S.C. PETROTUB S.A. ROMAN Inventor/a MIRCEA, Gabriel

This invention refers to a threaded joint, provided with metallic sealing, for pipes used especially in oil and gas extractive industry. Threaded joint, according to the first example, consist of a pipe (1), of which end, called pin (2), is provided with an outside trapezoidal tapered thread and a coupling (3), inside threaded, contact between pin (2) thread and coupling (3) thread being achieved between some coupling thread peak diameters and some pin thread bottom diameters, so that loading efficiency of the threaded joint is equal 100% to the pipe body strength. In the other design version of joint, according to the invention, coupling (3) threads end with a channel (I) performed between threaded area and sealing taper surface; there is a non-metallic insertion (4) placed into this channel, which is chemically resistent to oil products and usual temperatures in wells.

5.WO/2003/097442SCHWIMMENDES FUNDAMENT ALS STARRE PLATTFORM

WO - 27.11.2003

Clasificación Internacional B63B 5/20 Nº de solicitud PCT/DE2003/001418 Solicitante CLEMENT, Jürgen Inventor/a CLEMENT, Jürgen

Die Erfindung betrifft ein schwimmendes Fundament als starre Plattform mit kraftschlüssiger Verbindung von Betonschwimmkörpern (1) mit Styroporeinlage. Die Erfindung verfolgt das Ziel, schwimmende Fundamente (Inseln) herzustellen, die unterschiedliche Lasten, wie zum Beispiel: Häuser, bewegliche Anlagen, Gärten, Terrassen mit Sitzgelegenheiten, Gastronomie, untergehängten Tanks, untergehängten Röhren oder anderen begehbaren Räumlichkeiten zum Beobachten von Meerestieren, aufnehmen können. Für den Bau solcher schwimmenden Inseln zur Aufnahme von unterschiedlichen Lasten werden grosse schwimmende Fundamente aus Betonschwimmkörpern (1) benötigt, die mittels Fundamentbalken (2) für die Aufnahme von Zug- und Druckkräften miteinander verbunden sind. Mit der Erfindung wird dieses Problem gelöst, ihr Einsatz ist sehr vielfältig.

6.WO/2005/004277METHOD AND APPARATUS FOR REDUCING SAR EXPOSURE IN A COMMUNICATIONS HANDSET DEVICE

WO - 13.01.2005

Clasificación Internacional H01Q 1/00 Nº de solicitud PCT/KR2003/002941 Solicitante SK TELECOM CO., LTD. Inventor/a JO, Youngmin

An antenna structure for use in a communications device for reducing a user's SAR exposure. In addition to the conventional antenna elements, e.g., a radiating element and a ground plane, the antenna structure of the present invention comprises a conductive element for directing radio frequency energy emitted by the radiating element away from the user, thereby reducing the user's SAR exposure. The conductive element can be disposed on an interior or an exterior surface of a case enclosing the communications device.

7.WO/2004/038859INDEPENDENTLY TUNABLE MULTIBAND MEANDERLINE LOADED ANTENNA

WO - 06.05.2004

Clasificación Internacional H01Q 1/24 Nº de solicitud PCT/KR2003/002211 Solicitante SK TELECOM CO., LTD. Inventor/a Caimi, Frank M.

An antenna for transmitting and receiving radio frequency energy. The antenna comprises a conductive top plate formed in the shape of a spiral. In one embodiment a sidewall meanderline extends from an edge of the top plate in the direction of a ground plane. A shorting meanderline connects the top plate and the ground plane. A first region of the top plate overlies the ground plane. A second region of the top plate extends beyond the ground plane. Tuning is provided by adjusting the length and other dimensions of the meanderlines.

8.WO/2005/006486APPARATUS FOR REDUCING GROUND EFFECTS IN A FOLDER-TYPE COMMUNICATIONS HANDSET DEVICE

WO - 20.01.2005

Clasificación Internacional H01Q 1/24 Nº de solicitud PCT/KR2003/002942 Solicitante SK TELECOM CO., LTD. Inventor/a JO, Youngmin

An antenna for a folder type communications handset. The handset comprises first and second enclosures pivotably joined to permit rotation of one enclosure relative to the other enclosure. The antenna is disposed over a ground plane formed in a printed circuit board in the first enclosure. The second enclosure also comprises a ground plane. A feed terminal and a ground terminal of the antenna are disposed to limit field coupling between the feed terminal and the ground plane in the second enclosure. The feed and the ground terminals are each connected to corresponding terminals on the printed circuit board by meanderline conductors.

9.WO/2004/046303PROCESS FOR REDUCING DISTILLERY SPENT WASH TO ZERO % POLLUTION STATUS

WO - 03.06.2004

Clasificación Internacional C12F 3/10 Nº de solicitud PCT/IN2003/000010 Solicitante GOEL, Prayas Inventor/a GOEL, Prayas

Process for reducing total volume of distillery spent wash during its unidirectional pressure circulation from spent wash reservoir into at least two series connected RO filter modules through a plumbing network and splitting said spent wash into clear or slightly coloured PERMEATE and REJECT streams thereby reducing by >50 % the total distillery spent wash characterised in that said PERMEATE being colourless or faintly coloured water suitable for recycle and said REJECT stream being suitable for composting and characterised further in that said plumbing network comprises a combination of equipments such as centrifugal pump; pressure regulating means; pressure actuated switches; fluid pressure monitoring gauges; stop cocks; means for adjusting spent wash pH to around 6.5 by addition of hydrochloric acid or alkali; a stirrer; a combination of sand filter for sieving suspended particles of 100 micron size; filter cartridge for sieving 10 micron particles; a pressure injector for injecting at preset intervals anti-scalant compound into said filtrate by a piston pump.

10.WO/2002/045421PROMOTION ON VIEWING DEVICES

WO - 06.06.2002

Clasificación Internacional G06Q 30/00 Nº de solicitud PCT/US2001/043134 Solicitante NAVIC SYSTEMS, INC. Inventor/a KANOJIA, Chaitanya

A system for displaying promotions (30) on a viewing device associated with a network device. The system includes a display (20), for example, a full-screen or partial-screen electronic program guide viewable on the viewing device while a person is using the viewing device. The system also includes a selector which when triggered causes a promotion (30) to be shown on the display (20). When shown, the promotion (30) may cover all or a portion of the viewing area of the display (20). Multiple promotions (30) may be displayed simultaneously, and each promotion may be individually selectable. The selector may be triggered by the interaction of the person with the network device, for example, when the person changes channels or channel surfs, or a trigger may be embedded in a broadcast stream.

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