EP1437178A3 - Pumpeneinrichtung für Pulver, Verfahren hierfür und Pulverbeschichtungseinrichtung - Google Patents
Pumpeneinrichtung für Pulver, Verfahren hierfür und Pulverbeschichtungseinrichtung Download PDFInfo
- Publication number
- EP1437178A3 EP1437178A3 EP03014661A EP03014661A EP1437178A3 EP 1437178 A3 EP1437178 A3 EP 1437178A3 EP 03014661 A EP03014661 A EP 03014661A EP 03014661 A EP03014661 A EP 03014661A EP 1437178 A3 EP1437178 A3 EP 1437178A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- powder
- installation
- metering chamber
- powder coating
- pumping
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B12/00—Arrangements for controlling delivery; Arrangements for controlling the spray area
- B05B12/02—Arrangements for controlling delivery; Arrangements for controlling the spray area for controlling time, or sequence, of delivery
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B7/00—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas
- B05B7/14—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas designed for spraying particulate materials
- B05B7/1404—Arrangements for supplying particulate material
- B05B7/1459—Arrangements for supplying particulate material comprising a chamber, inlet and outlet valves upstream and downstream the chamber and means for alternately sucking particulate material into and removing particulate material from the chamber through the valves
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B15/00—Pumps adapted to handle specific fluids, e.g. by selection of specific materials for pumps or pump parts
- F04B15/02—Pumps adapted to handle specific fluids, e.g. by selection of specific materials for pumps or pump parts the fluids being viscous or non-homogeneous
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B43/00—Machines, pumps, or pumping installations having flexible working members
- F04B43/02—Machines, pumps, or pumping installations having flexible working members having plate-like flexible members, e.g. diaphragms
- F04B43/06—Pumps having fluid drive
- F04B43/073—Pumps having fluid drive the actuating fluid being controlled by at least one valve
- F04B43/0736—Pumps having fluid drive the actuating fluid being controlled by at least one valve with two or more pumping chambers in parallel
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
- F04B53/10—Valves; Arrangement of valves
- F04B53/1037—Flap valves
- F04B53/1047—Flap valves the valve being formed by one or more flexible elements
- F04B53/1057—Flap valves the valve being formed by one or more flexible elements the valve being a tube, e.g. normally closed at one end
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B9/00—Piston machines or pumps characterised by the driving or driven means to or from their working members
- F04B9/08—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being fluid
- F04B9/12—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being fluid the fluid being elastic, e.g. steam or air
- F04B9/129—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being fluid the fluid being elastic, e.g. steam or air having plural pumping chambers
- F04B9/131—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being fluid the fluid being elastic, e.g. steam or air having plural pumping chambers with two mechanically connected pumping members
- F04B9/133—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being fluid the fluid being elastic, e.g. steam or air having plural pumping chambers with two mechanically connected pumping members reciprocating movement of the pumping members being obtained by a double-acting elastic-fluid motor
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B9/00—Piston machines or pumps characterised by the driving or driven means to or from their working members
- F04B9/08—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being fluid
- F04B9/12—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being fluid the fluid being elastic, e.g. steam or air
- F04B9/129—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being fluid the fluid being elastic, e.g. steam or air having plural pumping chambers
- F04B9/137—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being fluid the fluid being elastic, e.g. steam or air having plural pumping chambers the pumping members not being mechanically connected to each other
- F04B9/1372—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being fluid the fluid being elastic, e.g. steam or air having plural pumping chambers the pumping members not being mechanically connected to each other the movement of each pump piston in the two directions is obtained by a double-acting piston fluid motor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B12/00—Arrangements for controlling delivery; Arrangements for controlling the spray area
- B05B12/14—Arrangements for controlling delivery; Arrangements for controlling the spray area for supplying a selected one of a plurality of liquids or other fluent materials or several in selected proportions to a spray apparatus, e.g. to a single spray outlet
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B2201/00—Pump parameters
- F04B2201/02—Piston parameters
- F04B2201/0201—Position of the piston
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B2203/00—Motor parameters
- F04B2203/09—Motor parameters of linear hydraulic motors
- F04B2203/0903—Position of the driving piston
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B2207/00—External parameters
- F04B2207/04—Settings
- F04B2207/043—Settings of time
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Coating Apparatus (AREA)
- Application Of Or Painting With Fluid Materials (AREA)
- Nozzles (AREA)
- Reciprocating Pumps (AREA)
- Air Transport Of Granular Materials (AREA)
Abstract
Priority Applications (9)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE10300280A DE10300280A1 (de) | 2003-01-08 | 2003-01-08 | Pumpeneinrichtung für Pulver, Verfahren hierfür und Pulverbeschichtungseinrichtung |
DE50309018T DE50309018D1 (de) | 2003-01-08 | 2003-06-27 | Pumpeneinrichtung für Pulver, Verfahren hierfür und Pulverbeschichtungseinrichtung |
EP03014661A EP1437178B1 (de) | 2003-01-08 | 2003-06-27 | Pumpeneinrichtung für Pulver, Verfahren hierfür und Pulverbeschichtungseinrichtung |
CA002453866A CA2453866A1 (en) | 2003-01-08 | 2003-12-18 | Method and system for pumping powder, and powder coating apparatus |
CNA200310123292XA CN1517548A (zh) | 2003-01-08 | 2003-12-22 | 粉末的泵装置及其使用方法和粉末涂层装置 |
JP2003435540A JP2004210544A (ja) | 2003-01-08 | 2003-12-26 | 粉末用のポンプ装置、粉末用の方法および粉末コーティング装置 |
KR1020040000644A KR100561219B1 (ko) | 2003-01-08 | 2004-01-06 | 코팅 분말용 펌핑 시스템, 분말 코팅 장치, 및 코팅 분말운반 방법 |
TW093100311A TWI275555B (en) | 2003-01-08 | 2004-01-07 | Method and system for pumping powder, and powder coating apparatus |
US10/752,099 US7287964B2 (en) | 2003-01-08 | 2004-01-07 | Method and system for pumping powder, and powder coating apparatus |
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE10300280 | 2003-01-08 | ||
DE10300280A DE10300280A1 (de) | 2003-01-08 | 2003-01-08 | Pumpeneinrichtung für Pulver, Verfahren hierfür und Pulverbeschichtungseinrichtung |
EP03014661A EP1437178B1 (de) | 2003-01-08 | 2003-06-27 | Pumpeneinrichtung für Pulver, Verfahren hierfür und Pulverbeschichtungseinrichtung |
Publications (3)
Publication Number | Publication Date |
---|---|
EP1437178A2 EP1437178A2 (de) | 2004-07-14 |
EP1437178A3 true EP1437178A3 (de) | 2006-01-18 |
EP1437178B1 EP1437178B1 (de) | 2008-01-16 |
Family
ID=32657769
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP03014661A Expired - Lifetime EP1437178B1 (de) | 2003-01-08 | 2003-06-27 | Pumpeneinrichtung für Pulver, Verfahren hierfür und Pulverbeschichtungseinrichtung |
Country Status (8)
Country | Link |
---|---|
US (1) | US7287964B2 (de) |
EP (1) | EP1437178B1 (de) |
JP (1) | JP2004210544A (de) |
KR (1) | KR100561219B1 (de) |
CN (1) | CN1517548A (de) |
CA (1) | CA2453866A1 (de) |
DE (2) | DE10300280A1 (de) |
TW (1) | TWI275555B (de) |
Families Citing this family (53)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE20321762U1 (de) | 1988-05-11 | 2009-08-27 | H. Börger & Co. GmbH | Vorrichtung zum Fördern von pulverförmigem Material |
US6499288B1 (en) * | 2001-06-12 | 2002-12-31 | Andrew F. Knight | Pressurizer for a rocket engine |
US7793869B2 (en) | 2003-08-18 | 2010-09-14 | Nordson Corporation | Particulate material applicator and pump |
US20050249614A1 (en) * | 2004-05-06 | 2005-11-10 | Sukhoi Naphtha Corporation | Pump for evacuation of viscous liquids |
DE102004052949A1 (de) * | 2004-10-29 | 2006-05-04 | Nordson Corp., Westlake | Verfahren und Vorrichtung zur Überwachung von Strömungsverhältnissen in einem Leitungsstrang |
DE102005006522B3 (de) | 2005-02-11 | 2006-08-03 | J. Wagner Ag | Vorrichtung zum Fördern von Beschichtungspulver und Verfahren zum Fördern von Pulver mit der Fördervorrichtung |
US20060185671A1 (en) * | 2005-02-17 | 2006-08-24 | Durr Systems, Inc. | Powder conveying pump |
US7530768B2 (en) * | 2005-02-17 | 2009-05-12 | Durr Systems, Inc. | Powder conveying pump |
US7731456B2 (en) * | 2005-10-07 | 2010-06-08 | Nordson Corporation | Dense phase pump with open loop control |
US20070295836A1 (en) * | 2006-06-08 | 2007-12-27 | Durr Systems, Inc. | Powder delivery method and apparatus |
US20080152437A1 (en) * | 2006-12-26 | 2008-06-26 | Illinois Tool Works Inc. | Pulverulent material transport |
DE102007007588A1 (de) * | 2007-02-13 | 2008-08-14 | Itw Gema Ag | Pulverfördervorrichtung für Sprühbeschichtungspulver |
EP1958899B1 (de) | 2007-02-16 | 2013-08-21 | J. Wagner AG | Vorrichtung zum Fördern von Fluid |
US20080205189A1 (en) | 2007-02-27 | 2008-08-28 | Illinois Tool Works Inc. | Dense phase pump for pulverulent material |
DE102007011736A1 (de) * | 2007-03-10 | 2008-09-11 | Bayerische Motoren Werke Aktiengesellschaft | Förderanlage für ein Pulver |
DE102007046806A1 (de) * | 2007-09-29 | 2009-04-02 | Itw Gema Gmbh | Pulversprühbeschichtungsvorrichtung und Pulverfördervorrichtung hierfür |
DE102007049219A1 (de) * | 2007-10-13 | 2009-04-16 | Itw Gema Gmbh | Pulverfördervorrichtung für Pulversprühbeschichtungsvorrichtungen |
CN102292548B (zh) | 2009-01-23 | 2014-11-05 | 沃伦鲁普公司 | 用于提高泵中压缩空气效率的方法 |
US20100243252A1 (en) | 2009-03-31 | 2010-09-30 | Rajesh Luharuka | Apparatus and Method for Oilfield Material Delivery |
CN101992950A (zh) * | 2009-08-18 | 2011-03-30 | 裕东投资控股有限公司 | 用于平稳传输粉末的粉末传输方法及其粉末传输系统 |
US8382445B2 (en) * | 2009-12-16 | 2013-02-26 | Warren Rupp, Inc. | Air logic controller |
DE102010013108A1 (de) * | 2010-03-26 | 2011-09-29 | Promera Gmbh & Co. Kg | Doppelmembranpumpe |
BR112013004173A2 (pt) * | 2010-08-25 | 2019-09-24 | Basf Se | pistola de pulverização para expulsão de fluídos |
DE102011004035A1 (de) * | 2011-02-14 | 2012-08-16 | Illinois Tool Works Inc. | Pulverpumpe zum Fördern von Beschichtungspulver |
DE102011007066A1 (de) * | 2011-04-08 | 2012-10-11 | Siemens Aktiengesellschaft | Membran-Staubpumpen-System |
DE102011052432A1 (de) * | 2011-04-15 | 2012-10-18 | Reinhausen Plasma Gmbh | Membranpumpe und Verfahren zum Fördern von feinkörnigen Pulvern mit Hilfe einer Membranpumpe |
US8690554B2 (en) * | 2011-07-15 | 2014-04-08 | Xylem Ip Holdings Llc | Diaphragm pump using duckbill and other types of valves |
CN102765604B (zh) * | 2012-07-31 | 2014-12-24 | 瑞赛高廷仕(中山)涂装设备有限公司 | 一种粉末输送装置 |
US10099242B2 (en) | 2012-09-20 | 2018-10-16 | Nordson Corporation | Adhesive melter having pump mounted into heated housing |
US9304028B2 (en) | 2012-09-20 | 2016-04-05 | Nordson Corporation | Adhesive dispensing device having optimized reservoir and capacitive level sensor |
US9169088B2 (en) | 2012-09-20 | 2015-10-27 | Nordson Corporation | Adhesive dispensing device having optimized cyclonic separator unit |
US9200741B2 (en) | 2012-10-25 | 2015-12-01 | Nordson Corporation | Adhesive dispensing system and method using smart melt heater control |
US9120115B2 (en) | 2012-10-25 | 2015-09-01 | Nordson Corporation | Dispensing systems and methods for monitoring actuation signals for diagnostics |
US9243626B2 (en) * | 2012-11-19 | 2016-01-26 | Nordson Corporation | Adhesive dispensing system and method including a pump with integrated diagnostics |
DE102013003620B4 (de) * | 2013-02-18 | 2016-02-04 | Dürr Systems GmbH | Beschichtungsmittelpumpe und Reinigungsverfahren für eine Beschichtungsmittelpumpe |
DE102013205895A1 (de) * | 2013-04-03 | 2014-10-09 | Gema Switzerland Gmbh | Pulverdichtstrompumpe zum Fördern von Beschichtungspulver sowie entsprechendes Verfahren |
BR112015024418B8 (pt) * | 2013-04-03 | 2021-03-23 | Gema Switzerland Gmbh | esteira transportadora de pó e método para operar uma esteira transportadora de pó |
US9574714B2 (en) | 2013-07-29 | 2017-02-21 | Nordson Corporation | Adhesive melter and method having predictive maintenance for exhaust air filter |
ES2750578T3 (es) | 2014-02-07 | 2020-03-26 | Graco Minnesota Inc | Sistema de accionamiento para una bomba volumétrica sin impulsos |
DE102014105044A1 (de) * | 2014-04-09 | 2015-10-15 | Gema Switzerland Gmbh | System zum Fördern von Beschichtungspulver und Verfahren zum Betreiben eines solchen Systems |
DE102014006759A1 (de) | 2014-05-08 | 2015-11-12 | Dürr Systems GmbH | Abluftführung für eine Beschichtungsmittelpumpe |
WO2015195624A1 (en) * | 2014-06-16 | 2015-12-23 | Flow Control Llc. | Diaphragm pump utilizing duckbill valves, multi-directional ports and flexible electrical connectivity |
DE102015108492A1 (de) | 2015-05-29 | 2016-12-01 | Gema Switzerland Gmbh | Verfahren zum Betreiben einer Pulverdichtstrompumpe sowie Pulverdichtstrompumpe |
DE102015110312B4 (de) | 2015-06-26 | 2019-08-01 | Gema Switzerland Gmbh | Pulverweiche und Pulverabgabesystem mit Pulverweiche |
US11022106B2 (en) | 2018-01-09 | 2021-06-01 | Graco Minnesota Inc. | High-pressure positive displacement plunger pump |
CN108331730A (zh) * | 2018-03-13 | 2018-07-27 | 袁基芳 | 一种气动压力液体输送泵 |
PL3685924T3 (pl) * | 2019-01-25 | 2022-04-19 | Wagner International Ag | Urządzenie przenoszące proszek do proszku powlekającego i instalacja do powlekania proszkowego z urządzeniem przenoszącym proszek |
JP7241618B2 (ja) * | 2019-06-18 | 2023-03-17 | パナソニック インテレクチュアル プロパティ コーポレーション オブ アメリカ | 散布装置及びドア |
DE102019212631A1 (de) | 2019-08-22 | 2021-02-25 | Putzmeister Engineering Gmbh | Verfahren zur Zustandsüberwachung einer Vorrichtung und Vorrichtung |
DE102019128669A1 (de) * | 2019-10-23 | 2021-04-29 | Scheugenpflug Ag | Pump-Einheit, damit ausgestattete Lagervorrichtung sowie Verfahren zum Betreiben der Lagervorrichtung |
AU2021246059A1 (en) | 2020-03-31 | 2022-10-06 | Graco Minnesota Inc. | Electrically operated displacement pump |
EP3904679B1 (de) * | 2020-04-30 | 2024-05-01 | Robatech AG | Verfahren zum betreiben einer doppeltwirkenden kolbenpumpe, doppeltwirkende kolbenpumpe sowie auftragssystems zum auftragen eines fliessfähigen mediums auf ein substrat |
EP4141390B1 (de) | 2021-08-31 | 2024-03-20 | Wagner International AG | Messvorrichtung zum messen eines mit druckgas erzeugbaren beschichtungspulver-massenstroms in einer pulverleitung und fördervorrichtung für beschichtungspulver |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2667280A (en) * | 1949-04-01 | 1954-01-26 | Standard Oil Dev Co | Handling finely divided solid materials |
US4405289A (en) * | 1980-08-31 | 1983-09-20 | Shigeo Nakashima | Apparatus for pumping a powdery or granular material |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2687280A (en) * | 1954-08-24 | Pump-turbine | ||
DE1087520B (de) | 1957-08-07 | 1960-08-18 | Polysius Gmbh | Vorrichtung zum pneumatischen Foerdern von schuettfaehigem Gut |
US3391963A (en) | 1967-02-06 | 1968-07-09 | Handley Weeks Inc | Permeable diaphragm pump |
CH652100A5 (fr) | 1983-04-28 | 1985-10-31 | Frederic Dietrich | Procede de transport des poudres et dispositif de mise en oeuvre. |
DE3900718A1 (de) * | 1989-01-12 | 1990-07-26 | Depa Ges Fuer Verfahrenstechni | Verfahren und vorrichtung zur steuerung einer druckluftbetriebenen doppelmembranpumpe |
US5078084A (en) * | 1990-04-16 | 1992-01-07 | Nordson Corporation | Powder coating system |
US5330576A (en) * | 1990-04-26 | 1994-07-19 | Baldwin-Gegenheimer Gmbh | Recirculating coating liquid supply system with viscosity regulation |
US5739429A (en) * | 1995-07-13 | 1998-04-14 | Nordson Corporation | Powder coating system incorporating improved method and apparatus for monitoring flow rate of entrained particulate flow |
US5816778A (en) * | 1996-01-16 | 1998-10-06 | Micron Technology, Inc. | System for controlling the stroke length of a double-diaphragm pump |
DE19959473A1 (de) | 1999-12-10 | 2001-06-13 | Frederic Dietrich | Vorrichtung und Verfahren zum pneumatischen Fördern pulverförmiger Stoffe sowie Verwendung der Vorrichtung |
DE10145448A1 (de) | 2001-09-14 | 2003-05-22 | Bayerische Motoren Werke Ag | Vorrichtung zum Fördern von Pulver und Verfahren zu deren Betrieb |
-
2003
- 2003-01-08 DE DE10300280A patent/DE10300280A1/de not_active Withdrawn
- 2003-06-27 EP EP03014661A patent/EP1437178B1/de not_active Expired - Lifetime
- 2003-06-27 DE DE50309018T patent/DE50309018D1/de not_active Expired - Fee Related
- 2003-12-18 CA CA002453866A patent/CA2453866A1/en not_active Abandoned
- 2003-12-22 CN CNA200310123292XA patent/CN1517548A/zh active Pending
- 2003-12-26 JP JP2003435540A patent/JP2004210544A/ja active Pending
-
2004
- 2004-01-06 KR KR1020040000644A patent/KR100561219B1/ko not_active IP Right Cessation
- 2004-01-07 US US10/752,099 patent/US7287964B2/en not_active Expired - Fee Related
- 2004-01-07 TW TW093100311A patent/TWI275555B/zh not_active IP Right Cessation
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2667280A (en) * | 1949-04-01 | 1954-01-26 | Standard Oil Dev Co | Handling finely divided solid materials |
US4405289A (en) * | 1980-08-31 | 1983-09-20 | Shigeo Nakashima | Apparatus for pumping a powdery or granular material |
Also Published As
Publication number | Publication date |
---|---|
DE50309018D1 (de) | 2008-03-06 |
CA2453866A1 (en) | 2004-07-08 |
US20060159565A1 (en) | 2006-07-20 |
EP1437178B1 (de) | 2008-01-16 |
TWI275555B (en) | 2007-03-11 |
KR20040063817A (ko) | 2004-07-14 |
DE10300280A1 (de) | 2004-07-22 |
US7287964B2 (en) | 2007-10-30 |
EP1437178A2 (de) | 2004-07-14 |
TW200418704A (en) | 2004-10-01 |
CN1517548A (zh) | 2004-08-04 |
JP2004210544A (ja) | 2004-07-29 |
KR100561219B1 (ko) | 2006-03-15 |
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