DE102004015072A1 - Verfahren zur Herstellung von Kunststoffstäben - Google Patents
Verfahren zur Herstellung von Kunststoffstäben Download PDFInfo
- Publication number
- DE102004015072A1 DE102004015072A1 DE102004015072A DE102004015072A DE102004015072A1 DE 102004015072 A1 DE102004015072 A1 DE 102004015072A1 DE 102004015072 A DE102004015072 A DE 102004015072A DE 102004015072 A DE102004015072 A DE 102004015072A DE 102004015072 A1 DE102004015072 A1 DE 102004015072A1
- Authority
- DE
- Germany
- Prior art keywords
- production
- plastic rods
- round bars
- rods
- plastic
- 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.)
- Ceased
Links
- 238000000034 method Methods 0.000 title abstract 2
- 229920003023 plastic Polymers 0.000 title abstract 2
- 229920003229 poly(methyl methacrylate) Polymers 0.000 abstract 2
- 239000004926 polymethyl methacrylate Substances 0.000 abstract 2
- 239000004698 Polyethylene Substances 0.000 abstract 1
- 238000001125 extrusion Methods 0.000 abstract 1
- 239000004417 polycarbonate Substances 0.000 abstract 1
- 229920000515 polycarbonate Polymers 0.000 abstract 1
- -1 polyethylene Polymers 0.000 abstract 1
- 229920000573 polyethylene Polymers 0.000 abstract 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C3/00—Structural elongated elements designed for load-supporting
- E04C3/02—Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces
- E04C3/28—Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces of materials not covered by groups E04C3/04 - E04C3/20
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/001—Combinations of extrusion moulding with other shaping operations
- B29C48/0013—Extrusion moulding in several steps, i.e. components merging outside the die
- B29C48/0015—Extrusion moulding in several steps, i.e. components merging outside the die producing hollow articles having components brought in contact outside the extrusion die
- B29C48/0016—Extrusion moulding in several steps, i.e. components merging outside the die producing hollow articles having components brought in contact outside the extrusion die using a plurality of extrusion dies
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/06—Rod-shaped
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/16—Articles comprising two or more components, e.g. co-extruded layers
- B29C48/18—Articles comprising two or more components, e.g. co-extruded layers the components being layers
- B29C48/21—Articles comprising two or more components, e.g. co-extruded layers the components being layers the layers being joined at their surfaces
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/30—Extrusion nozzles or dies
- B29C48/304—Extrusion nozzles or dies specially adapted for bringing together components, e.g. melts within the die
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2791/00—Shaping characteristics in general
- B29C2791/004—Shaping under special conditions
- B29C2791/006—Using vacuum
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2791/00—Shaping characteristics in general
- B29C2791/004—Shaping under special conditions
- B29C2791/007—Using fluid under pressure
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/001—Combinations of extrusion moulding with other shaping operations
- B29C48/0018—Combinations of extrusion moulding with other shaping operations combined with shaping by orienting, stretching or shrinking, e.g. film blowing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/001—Combinations of extrusion moulding with other shaping operations
- B29C48/0022—Combinations of extrusion moulding with other shaping operations combined with cutting
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
- B29C48/10—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels flexible, e.g. blown foils
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/15—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor incorporating preformed parts or layers, e.g. extrusion moulding around inserts
- B29C48/154—Coating solid articles, i.e. non-hollow articles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
- B29C48/90—Thermal treatment of the stream of extruded material, e.g. cooling with calibration or sizing, i.e. combined with fixing or setting of the final dimensions of the extruded article
- B29C48/904—Thermal treatment of the stream of extruded material, e.g. cooling with calibration or sizing, i.e. combined with fixing or setting of the final dimensions of the extruded article using dry calibration, i.e. no quenching tank, e.g. with water spray for cooling or lubrication
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
- B29C48/90—Thermal treatment of the stream of extruded material, e.g. cooling with calibration or sizing, i.e. combined with fixing or setting of the final dimensions of the extruded article
- B29C48/905—Thermal treatment of the stream of extruded material, e.g. cooling with calibration or sizing, i.e. combined with fixing or setting of the final dimensions of the extruded article using wet calibration, i.e. in a quenching tank
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
- B29C48/911—Cooling
- B29C48/9115—Cooling of hollow articles
- B29C48/912—Cooling of hollow articles of tubular films
- B29C48/913—Cooling of hollow articles of tubular films externally
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2033/00—Use of polymers of unsaturated acids or derivatives thereof as moulding material
- B29K2033/04—Polymers of esters
- B29K2033/12—Polymers of methacrylic acid esters, e.g. PMMA, i.e. polymethylmethacrylate
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2067/00—Use of polyesters or derivatives thereof, as moulding material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2069/00—Use of PC, i.e. polycarbonates or derivatives thereof, as moulding material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2995/00—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds
- B29K2995/0018—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds having particular optical properties, e.g. fluorescent or phosphorescent
- B29K2995/0026—Transparent
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2023/00—Tubular articles
- B29L2023/22—Tubes or pipes, i.e. rigid
Abstract
Die Erfindung betrifft ein Verfahren zur Extrusion von Rundstäben aus transparenten Kunststoffen wie beispielsweise Polymethylmethacrylat (PMMA), Polycarbonat (PC) oder (PET) Polyethylen und eine Vorrichtung zur Herstellung der Rundstäbe.
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102004015072A DE102004015072A1 (de) | 2004-03-25 | 2004-03-25 | Verfahren zur Herstellung von Kunststoffstäben |
PCT/EP2005/000266 WO2005097463A1 (de) | 2004-03-25 | 2005-01-13 | Verfahren zur herstellung von kunststoffstäben |
EP05700879A EP1727660A1 (de) | 2004-03-25 | 2005-01-13 | Verfahren zur herstellung von kunststoffstäben |
CA002557257A CA2557257A1 (en) | 2004-03-25 | 2005-01-13 | Method for producing plastic rods |
CNA2005800022654A CN1910031A (zh) | 2004-03-25 | 2005-01-13 | 制备塑料棒材的方法 |
US10/585,932 US7968027B2 (en) | 2004-03-25 | 2005-01-13 | Method for producing plastic rods |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102004015072A DE102004015072A1 (de) | 2004-03-25 | 2004-03-25 | Verfahren zur Herstellung von Kunststoffstäben |
Publications (1)
Publication Number | Publication Date |
---|---|
DE102004015072A1 true DE102004015072A1 (de) | 2005-10-20 |
Family
ID=34960232
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE102004015072A Ceased DE102004015072A1 (de) | 2004-03-25 | 2004-03-25 | Verfahren zur Herstellung von Kunststoffstäben |
Country Status (6)
Country | Link |
---|---|
US (1) | US7968027B2 (de) |
EP (1) | EP1727660A1 (de) |
CN (1) | CN1910031A (de) |
CA (1) | CA2557257A1 (de) |
DE (1) | DE102004015072A1 (de) |
WO (1) | WO2005097463A1 (de) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2012013393A1 (de) | 2010-07-30 | 2012-02-02 | Evonik Degussa Gmbh | Verfahren zum in-mold foaming mit einem schäumbaren medium und deckschichten und dadurch erhältlicher kunststoffformkörper |
EP2489494A1 (de) | 2011-02-17 | 2012-08-22 | Evonik Degussa GmbH | Verfahren zur Herstellung von Stäben und ihre Verwendung als Implantate |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8463668B2 (en) * | 2006-10-24 | 2013-06-11 | Rabbit Technology, Inc. | System and method of managing both instant and online lottery ticket sales |
CN104441554A (zh) * | 2014-07-23 | 2015-03-25 | 河南盛世塑业有限公司 | 一种塑料圆柱棒共挤模具和塑料圆柱棒 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3718036A1 (de) * | 1984-02-27 | 1988-12-15 | Osakeyhtioe Wiik & Hoglund Ab | Verfahren und vorrichtung zum extrudieren grossdimensionaler gegenstaende |
EP1291160A2 (de) * | 1993-06-15 | 2003-03-12 | Fiberstars Incorporated | Vernetztes Verbundmaterial und Verfahren zur Herstellung dieses Materials |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1016009B (de) * | 1954-07-15 | 1957-09-19 | Anton Reifenhaeuser Fa | Verfahren zum Strangpressen von Hohlkoerpern aus thermoplastischem Kunststoff |
DE1959464A1 (de) | 1969-11-27 | 1971-06-03 | Bayer Ag | Verfahren und Vorrichtung zum kontinuierlichen Strangpressen von endlosen Profilen mit einem Mantel aus thermoplastischem Kunststoff und einem Schaumstoffkern und nach diesem hergestellte Profile |
US4288905A (en) * | 1977-12-23 | 1981-09-15 | Milton Kessler | Method of fabricating vacuum sizing apparatus |
US4943463A (en) * | 1984-02-27 | 1990-07-24 | Oy Wiik & Hoglund Ab | Large dimensional thermoplastic articles |
US6533564B1 (en) | 1999-02-10 | 2003-03-18 | Jowat Corporation | Apparatus for forming adhesive cartridges |
JP2004525807A (ja) | 2001-05-17 | 2004-08-26 | エンテグリス・インコーポレーテッド | 多重封じ込めチューブを製造するための装置および方法 |
-
2004
- 2004-03-25 DE DE102004015072A patent/DE102004015072A1/de not_active Ceased
-
2005
- 2005-01-13 CA CA002557257A patent/CA2557257A1/en not_active Abandoned
- 2005-01-13 WO PCT/EP2005/000266 patent/WO2005097463A1/de not_active Application Discontinuation
- 2005-01-13 EP EP05700879A patent/EP1727660A1/de not_active Withdrawn
- 2005-01-13 CN CNA2005800022654A patent/CN1910031A/zh active Pending
- 2005-01-13 US US10/585,932 patent/US7968027B2/en not_active Expired - Fee Related
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3718036A1 (de) * | 1984-02-27 | 1988-12-15 | Osakeyhtioe Wiik & Hoglund Ab | Verfahren und vorrichtung zum extrudieren grossdimensionaler gegenstaende |
EP1291160A2 (de) * | 1993-06-15 | 2003-03-12 | Fiberstars Incorporated | Vernetztes Verbundmaterial und Verfahren zur Herstellung dieses Materials |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2012013393A1 (de) | 2010-07-30 | 2012-02-02 | Evonik Degussa Gmbh | Verfahren zum in-mold foaming mit einem schäumbaren medium und deckschichten und dadurch erhältlicher kunststoffformkörper |
DE102010038716A1 (de) | 2010-07-30 | 2012-02-02 | Evonik Degussa Gmbh | Verfahren zum In-Mold Foaming mit einem schäumbaren Medium und Deckschichten und dadurch erhältlicher Kunststoffformkörper |
EP2489494A1 (de) | 2011-02-17 | 2012-08-22 | Evonik Degussa GmbH | Verfahren zur Herstellung von Stäben und ihre Verwendung als Implantate |
DE102011004305A1 (de) | 2011-02-17 | 2012-08-23 | Evonik Degussa Gmbh | Verfahren zur Herstellung von Stäben |
Also Published As
Publication number | Publication date |
---|---|
US20070108669A1 (en) | 2007-05-17 |
EP1727660A1 (de) | 2006-12-06 |
US7968027B2 (en) | 2011-06-28 |
CA2557257A1 (en) | 2005-10-20 |
WO2005097463A1 (de) | 2005-10-20 |
CN1910031A (zh) | 2007-02-07 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
OP8 | Request for examination as to paragraph 44 patent law | ||
8127 | New person/name/address of the applicant |
Owner name: ROEHM GMBH, 64293 DARMSTADT, DE |
|
8127 | New person/name/address of the applicant |
Owner name: EVONIK ROEHM GMBH, 64293 DARMSTADT, DE |
|
R002 | Refusal decision in examination/registration proceedings | ||
R003 | Refusal decision now final |
Effective date: 20110408 |