EP0085818A1 - Verfahren zum Emaillieren von Gegenständen durch elektrostatisches Aufsprühen - Google Patents

Verfahren zum Emaillieren von Gegenständen durch elektrostatisches Aufsprühen Download PDF

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Publication number
EP0085818A1
EP0085818A1 EP82400738A EP82400738A EP0085818A1 EP 0085818 A1 EP0085818 A1 EP 0085818A1 EP 82400738 A EP82400738 A EP 82400738A EP 82400738 A EP82400738 A EP 82400738A EP 0085818 A1 EP0085818 A1 EP 0085818A1
Authority
EP
European Patent Office
Prior art keywords
tank
air
fluidization
powder
relative humidity
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
Application number
EP82400738A
Other languages
English (en)
French (fr)
Other versions
EP0085818B1 (de
Inventor
Gérard Guffroy
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Gema Switzerland GmbH
Original Assignee
De Dietrich et Cie SA
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by De Dietrich et Cie SA filed Critical De Dietrich et Cie SA
Publication of EP0085818A1 publication Critical patent/EP0085818A1/de
Application granted granted Critical
Publication of EP0085818B1 publication Critical patent/EP0085818B1/de
Expired legal-status Critical Current

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Classifications

    • 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
    • B05B7/1472—Powder extracted from a powder container in a direction substantially opposite to gravity by a suction device dipped into the powder
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B5/00—Electrostatic spraying apparatus; Spraying apparatus with means for charging the spray electrically; Apparatus for spraying liquids or other fluent materials by other electric means
    • B05B5/16—Arrangements for supplying liquids or other fluent material
    • B05B5/1683—Arrangements for supplying liquids or other fluent material specially adapted for particulate materials
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23D—ENAMELLING OF, OR APPLYING A VITREOUS LAYER TO, METALS
    • C23D5/00—Coating with enamels or vitreous layers
    • C23D5/04—Coating with enamels or vitreous layers by dry methods

Definitions

  • the different air currents introduced into the pipes 4,9 and 10 respectively are obtained in a distribution box 11 which is connected to a source of pressurized air (not shown) provided with the usual purification devices such as a dryer and an oil separator.

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Coating Apparatus (AREA)
  • Nozzles (AREA)
  • Drying Of Solid Materials (AREA)
  • Application Of Or Painting With Fluid Materials (AREA)
EP82400738A 1982-02-09 1982-04-26 Verfahren zum Emaillieren von Gegenständen durch elektrostatisches Aufsprühen Expired EP0085818B1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR8202038A FR2521170B1 (fr) 1982-02-09 1982-02-09 Procede pour l'emaillage d'objets par pistolage electrostatique
FR8202038 1982-02-09

Publications (2)

Publication Number Publication Date
EP0085818A1 true EP0085818A1 (de) 1983-08-17
EP0085818B1 EP0085818B1 (de) 1987-01-07

Family

ID=9270786

Family Applications (1)

Application Number Title Priority Date Filing Date
EP82400738A Expired EP0085818B1 (de) 1982-02-09 1982-04-26 Verfahren zum Emaillieren von Gegenständen durch elektrostatisches Aufsprühen

Country Status (4)

Country Link
US (1) US4500560A (de)
EP (1) EP0085818B1 (de)
DE (1) DE3274993D1 (de)
FR (1) FR2521170B1 (de)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0341448A2 (de) * 1988-05-13 1989-11-15 ITEP S.p.A. Isolierter Behälter, insbesondere für pulverförmige Stoffe
EP0675763A1 (de) * 1993-10-22 1995-10-11 Wagner Systems Inc. Apparat zur elektrostatischen zerstäubung von farben

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3602388C1 (de) * 1986-01-28 1987-03-12 Gema Ransburg Ag Pulverbeschichtungseinrichtung
DE3729714A1 (de) * 1987-09-04 1989-03-23 Gema Ransburg Ag Pulveraufbereitungsanlage fuer beschichtungspulver
DE3729705A1 (de) * 1987-09-04 1989-03-23 Gema Ransburg Ag Pulverbeschichtungsanlage, insbesondere fuer emailpulver
EP0305748A3 (de) * 1987-09-04 1990-05-02 Ransburg-Gema AG Pulveraufbereitungsanlage für Beschichtungspulver
DE3729728A1 (de) * 1987-09-04 1989-03-23 Gema Ransburg Ag Pulveraufbereitungsanlage, fuer beschichtungspulver
DE3743864A1 (de) * 1987-12-23 1989-07-06 Praezisions Werkzeuge Ag Verfahren zur reduzierung von umgebungseinfluessen auf die pulverbeschichtung eines werkstueckes und pulverbeschichtungsanlage
DE3824908A1 (de) * 1988-07-22 1990-02-01 Gema Ransburg Ag Verfahren und vorrichtung zum elektrostatischen spruehbeschichten
US5225106A (en) * 1988-09-16 1993-07-06 Glass Bulbs Limited Method of and apparatus for generating a fine dispersion of particles
DE3926624A1 (de) * 1989-08-11 1991-02-14 Gema Ransburg Ag Elektrostatische pulverbeschichtungseinrichtung
US5081952A (en) * 1990-10-05 1992-01-21 Caterpillar Inc. Paint fixture for supporting article during electrostatic spraying
US5454256A (en) * 1992-08-13 1995-10-03 Nordson Corporation Powder coating system with dew-point detection
DE4319726A1 (de) * 1993-06-15 1994-12-22 Gema Volstatic Ag Pulverfördereinrichtung
US5711489A (en) * 1994-08-18 1998-01-27 Nihon Parkerizing Co., Ltd. Electrostatic powder coating method and apparatus
US5518546A (en) * 1994-10-05 1996-05-21 Enexus Corporation Apparatus for coating substrates with inductively charged resinous powder particles
DE19606214B4 (de) * 1996-02-20 2006-06-01 Abb Research Ltd. Verfahren und Einrichtung zur Steuerung des Austritts eines fluidisierten Feststoffs aus einem Behälter
US20080205189A1 (en) * 2007-02-27 2008-08-28 Illinois Tool Works Inc. Dense phase pump for pulverulent material
US9139912B2 (en) * 2008-07-24 2015-09-22 Ok Ryul Kim Apparatus and method for continuous powder coating

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1347012A (fr) * 1962-08-03 1963-12-27 Sames Mach Electrostat Nouveau procédé électrostatique d'émaillage humide à froid et appareil pour sa mise en oeuvre
FR2049746A5 (de) * 1969-06-02 1971-03-26 Ransburg Electro Coating Corp
FR2208312A5 (de) * 1972-11-27 1974-06-21 Air Ind
FR2314775A1 (fr) * 1975-06-18 1977-01-14 Inst Francais Du Petrole Appareillage pour former une couche d'un produit pulverulent sur la surface d'un objet
FR2343818A1 (fr) * 1976-03-10 1977-10-07 Air Ind Procede et installation d'emaillage par poudrage electrostatique
US4101685A (en) * 1976-08-16 1978-07-18 Champion Products Inc. System for controlling the moisture content of flock in a flocking machine

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4114564A (en) * 1963-06-13 1978-09-19 Ransburg Corporation Electrostatic coating apparatus
US3551178A (en) * 1967-04-14 1970-12-29 Velvetex Ind Corp Method and apparatus for electrostatic flocking
US4027050A (en) * 1975-07-10 1977-05-31 Frederic David Haig Method and apparatus for electrostatic coating
US4109027A (en) * 1976-01-21 1978-08-22 W. R. Grace & Co. Electrostatic coating apparatus and method
JPS5359737A (en) * 1976-11-10 1978-05-29 Onoda Cement Co Ltd Electrostatic powder coating and its equipment

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1347012A (fr) * 1962-08-03 1963-12-27 Sames Mach Electrostat Nouveau procédé électrostatique d'émaillage humide à froid et appareil pour sa mise en oeuvre
FR2049746A5 (de) * 1969-06-02 1971-03-26 Ransburg Electro Coating Corp
FR2208312A5 (de) * 1972-11-27 1974-06-21 Air Ind
FR2314775A1 (fr) * 1975-06-18 1977-01-14 Inst Francais Du Petrole Appareillage pour former une couche d'un produit pulverulent sur la surface d'un objet
FR2343818A1 (fr) * 1976-03-10 1977-10-07 Air Ind Procede et installation d'emaillage par poudrage electrostatique
US4101685A (en) * 1976-08-16 1978-07-18 Champion Products Inc. System for controlling the moisture content of flock in a flocking machine

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0341448A2 (de) * 1988-05-13 1989-11-15 ITEP S.p.A. Isolierter Behälter, insbesondere für pulverförmige Stoffe
EP0341448A3 (de) * 1988-05-13 1990-04-25 ITEP S.p.A. Isolierter Behälter, insbesondere für pulverförmige Stoffe
EP0675763A1 (de) * 1993-10-22 1995-10-11 Wagner Systems Inc. Apparat zur elektrostatischen zerstäubung von farben
EP0675763A4 (de) * 1993-10-22 1996-12-04 Wagner Systems Inc Apparat zur elektrostatischen zerstäubung von farben.

Also Published As

Publication number Publication date
EP0085818B1 (de) 1987-01-07
DE3274993D1 (en) 1987-02-12
FR2521170A1 (fr) 1983-08-12
US4500560A (en) 1985-02-19
FR2521170B1 (fr) 1986-11-21

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