DE69013754D1 - Verfahren und Apparat zur auswählenden Plazierung von faserigem Material in geformten faserigen Artikeln. - Google Patents

Verfahren und Apparat zur auswählenden Plazierung von faserigem Material in geformten faserigen Artikeln.

Info

Publication number
DE69013754D1
DE69013754D1 DE69013754T DE69013754T DE69013754D1 DE 69013754 D1 DE69013754 D1 DE 69013754D1 DE 69013754 T DE69013754 T DE 69013754T DE 69013754 T DE69013754 T DE 69013754T DE 69013754 D1 DE69013754 D1 DE 69013754D1
Authority
DE
Germany
Prior art keywords
fibrous
selectively placing
molded
articles
fibrous material
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.)
Expired - Lifetime
Application number
DE69013754T
Other languages
English (en)
Other versions
DE69013754T2 (de
Inventor
Martin Wislinski
Roger Bergquist
Manfred Schroeder
Theodore Weir
Matthew Monetti
Paul Fung
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.)
Johnson and Johnson Consumer Inc
Original Assignee
McNeil PPC Inc
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=23411956&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE69013754(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by McNeil PPC Inc filed Critical McNeil PPC Inc
Publication of DE69013754D1 publication Critical patent/DE69013754D1/de
Application granted granted Critical
Publication of DE69013754T2 publication Critical patent/DE69013754T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00—Bandages or dressings; Absorbent pads
    • A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/15577—Apparatus or processes for manufacturing
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00—Bandages or dressings; Absorbent pads
    • A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/15577—Apparatus or processes for manufacturing
    • A61F13/15617—Making absorbent pads from fibres or pulverulent material with or without treatment of the fibres
    • A61F13/15626—Making fibrous pads without outer layers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31D—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER, NOT PROVIDED FOR IN SUBCLASSES B31B OR B31C
    • B31D1/00—Multiple-step processes for making flat articles ; Making flat articles
    • B31D1/04—Multiple-step processes for making flat articles ; Making flat articles the articles being napkins, handkerchiefs, towels, doilies, or the like
    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
    • D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
    • D04H1/70—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres characterised by the method of forming fleeces or layers, e.g. reorientation of fibres
    • D04H1/72—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres characterised by the method of forming fleeces or layers, e.g. reorientation of fibres the fibres being randomly arranged
    • D04H1/732—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres characterised by the method of forming fleeces or layers, e.g. reorientation of fibres the fibres being randomly arranged by fluid current, e.g. air-lay
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00—Bandages or dressings; Absorbent pads
    • A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/15577—Apparatus or processes for manufacturing
    • A61F2013/15821—Apparatus or processes for manufacturing characterized by the apparatus for manufacturing
    • A61F2013/15926—Apparatus or processes for manufacturing characterized by the apparatus for manufacturing for vacuum forming

Landscapes

  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Epidemiology (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Vascular Medicine (AREA)
  • Veterinary Medicine (AREA)
  • Manufacturing & Machinery (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Textile Engineering (AREA)
  • Nonwoven Fabrics (AREA)
  • Absorbent Articles And Supports Therefor (AREA)
  • Preliminary Treatment Of Fibers (AREA)
  • Spinning Methods And Devices For Manufacturing Artificial Fibers (AREA)
DE69013754T 1989-05-26 1990-05-23 Verfahren und Apparat zur auswählenden Plazierung von faserigem Material in geformten faserigen Artikeln. Expired - Lifetime DE69013754T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/359,011 US5004579A (en) 1989-05-26 1989-05-26 Methods and apparatus for selective placement of fibrous material in formed fibrous articles

Publications (2)

Publication Number Publication Date
DE69013754D1 true DE69013754D1 (de) 1994-12-08
DE69013754T2 DE69013754T2 (de) 1995-06-22

Family

ID=23411956

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69013754T Expired - Lifetime DE69013754T2 (de) 1989-05-26 1990-05-23 Verfahren und Apparat zur auswählenden Plazierung von faserigem Material in geformten faserigen Artikeln.

Country Status (15)

Country Link
US (1) US5004579A (de)
EP (1) EP0399511B1 (de)
JP (1) JP2877892B2 (de)
AR (1) AR244541A1 (de)
AT (1) ATE113674T1 (de)
AU (1) AU630453B2 (de)
BR (1) BR9002466A (de)
CA (1) CA2017453C (de)
DE (1) DE69013754T2 (de)
ES (1) ES2062172T3 (de)
GR (1) GR1002201B (de)
IE (1) IE66313B1 (de)
NZ (1) NZ233787A (de)
PT (1) PT94156B (de)
ZA (1) ZA904042B (de)

Families Citing this family (61)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE462418B (sv) * 1988-11-15 1990-06-25 Moelnlycke Ab Saett och anordning foer att bilda en absorptionskropp
US5097574A (en) * 1990-04-25 1992-03-24 Paper Coverting Machine Company Method and apparatus for forming fluff pads for diapers and the like
US5227107A (en) * 1990-08-07 1993-07-13 Kimberly-Clark Corporation Process and apparatus for forming nonwovens within a forming chamber
CA2044076C (en) * 1990-08-07 2001-07-31 F. Lee Dickenson Process and apparatus for forming nonwovens within a forming chamber
US5257982A (en) * 1990-12-26 1993-11-02 Hercules Incorporated Fluid absorbing article utilizing a flow control cover sheet
US5330457A (en) * 1991-09-30 1994-07-19 Hercules Incorporated Enhanced core utilization in absorbent products
US5540872A (en) * 1992-12-31 1996-07-30 Mcneil-Ppc, Inc. Method and system for making three-dimensional fabrics
GB9317490D0 (en) * 1993-08-23 1993-10-06 Hercules Inc Diaper barrier leg-cuff fabrics
US5466409A (en) * 1993-10-19 1995-11-14 Kimberly-Clark Corporation Forming belt for three-dimensional forming applications
US5591148A (en) * 1994-04-08 1997-01-07 The Procter & Gamble Company Sanitary napkin having an independently displaceable central core segment
SE503657C2 (sv) * 1994-11-07 1996-07-29 Moelnlycke Ab Anordning för att på en löpande luftgenomtränglig bana genom luftläggning bilda fiberkroppar
US5762844A (en) * 1996-12-05 1998-06-09 Kimberly-Clark Worldwide, Inc. Side-by-side absorbent pad forming
US6608236B1 (en) 1997-05-14 2003-08-19 Kimberly-Clark Worldwide, Inc. Stabilized absorbent material and systems for personal care products having controlled placement of visco-elastic fluids
US5983457A (en) * 1998-04-29 1999-11-16 Toney; Jerry L. Inlet and outlet plenum apparatus for uniform delivery of fiber to a pad former
US20010009711A1 (en) * 1998-12-16 2001-07-26 Margaret Gwyn Latimer Resilient fluid management materials for personal care products
US6610903B1 (en) 1998-12-18 2003-08-26 Kimberly-Clark Worldwide, Inc. Materials for fluid management in personal care products
US6765125B2 (en) 1999-02-12 2004-07-20 Kimberly-Clark Worldwide, Inc. Distribution—Retention material for personal care products
US20020070471A1 (en) * 1999-12-10 2002-06-13 George Lee Method and apparatus for controlling flow in a drum
ES2169648B1 (es) * 2000-02-01 2003-02-16 Com De Tecnologia Sanitaria S Maquina para la fabricacion de productos multicapa, tales como compresas, protectores higienicos o apositos.
DE20023938U1 (de) * 2000-05-09 2007-12-06 WINKLER + DüNNEBIER AG Vorrichtung zum Herstellen von Saugkissen aus einem Flocken-Luft-Gemisch
US6630088B1 (en) † 2000-10-23 2003-10-07 Kimberly-Clark Worldwide, Inc. Forming media with enhanced air flow properties
US6330735B1 (en) * 2001-02-16 2001-12-18 Kimberly-Clark Worldwide, Inc. Apparatus and process for forming a laid fibrous web with enhanced basis weight capability
SE0101393L (sv) * 2001-04-20 2002-10-21 Sca Hygiene Prod Ab Sätt att forma en fiberbana för användning i absorberande alster samt enligt sättet framställd fiberbana
US6818166B2 (en) 2001-04-20 2004-11-16 Sca Hygiene Products Ab Method of forming a fiber web for use in absorbent products, and fiber web produced according to the method
US6838590B2 (en) 2001-06-27 2005-01-04 Kimberly-Clark Worldwide, Inc. Pulp fiber absorbent composites for personal care products
US6759567B2 (en) 2001-06-27 2004-07-06 Kimberly-Clark Worldwide, Inc. Pulp and synthetic fiber absorbent composites for personal care products
US6630096B2 (en) * 2001-09-04 2003-10-07 Kimberly-Clark Worldwide, Inc. Multi-stage forming drum commutator
US6989118B2 (en) * 2002-01-15 2006-01-24 Kimberly-Clark Worldwide, Inc. Process for making a reinforced fibrous absorbent member
US7745687B2 (en) * 2002-01-15 2010-06-29 Kimberly-Clark Worldwide, Inc. Absorbent article with reinforced absorbent structure
US6802834B2 (en) 2002-01-15 2004-10-12 Kimberly-Clark Worldwide, Inc. Absorbent article having discontinuous absorbent core
AU2003233684A1 (en) * 2002-09-26 2004-04-19 Kimberly-Clark Worldwide, Inc. Process and apparatus for air forming an article having a plurality of reinforced superimposed fibrous layers
US6982052B2 (en) * 2002-09-26 2006-01-03 Kimberly-Clark Worldwide, Inc. Process and apparatus for air forming an article having a plurality of superimposed fibrous layers
US20040102751A1 (en) * 2002-11-27 2004-05-27 Kimberly-Clark Worldwide, Inc. Absorbent article with reinforced absorbent structure
US6981297B2 (en) 2002-11-27 2006-01-03 Kimberly-Clark Worldwide, Inc. Controlled placement of a reinforcing web within a fibrous absorbent
US7345004B2 (en) * 2003-07-15 2008-03-18 Kimberly-Clark Worldwide, Inc. Scrim reinforced absorbent article with reduced stiffness
US7594906B2 (en) 2003-07-15 2009-09-29 Kimberly-Clark Worldwide, Inc. Absorbent article having a stretchable reinforcement member
US7115085B2 (en) 2003-09-12 2006-10-03 R.J. Reynolds Tobacco Company Method and apparatus for incorporating objects into cigarette filters
FR2862986B1 (fr) * 2003-11-27 2006-05-12 Rieter Perfojet Machine de production de non-tisse, son procede de reglage et non-tisse obtenu
JP4275050B2 (ja) * 2004-11-02 2009-06-10 花王株式会社 吸収体の製造装置
JP4969062B2 (ja) * 2005-06-14 2012-07-04 大王製紙株式会社 吸収体の製造装置
US7682554B2 (en) * 2005-08-30 2010-03-23 Kimberly-Clark Worldwide, Inc. Method and apparatus to mechanically shape a composite structure
US7687012B2 (en) * 2005-08-30 2010-03-30 Kimberly-Clark Worldwide, Inc. Method and apparatus to shape a composite structure without contact
US7479098B2 (en) 2005-09-23 2009-01-20 R. J. Reynolds Tobacco Company Equipment for insertion of objects into smoking articles
JP4499792B2 (ja) * 2005-09-29 2010-07-07 大王製紙株式会社 吸収体の積繊装置、及びこれを用いた吸収体の製造方法
US7694379B2 (en) 2005-09-30 2010-04-13 First Quality Retail Services, Llc Absorbent cleaning pad and method of making same
US7962993B2 (en) 2005-09-30 2011-06-21 First Quality Retail Services, Llc Surface cleaning pad having zoned absorbency and method of making same
US7704441B2 (en) * 2006-11-15 2010-04-27 The Procter & Gamble Company Method for making air-laid structures
US7704439B2 (en) * 2006-11-15 2010-04-27 The Procter & Gamble Company Method for making air-laid structures
US7553146B2 (en) * 2006-11-15 2009-06-30 The Procter & Gamble Company Apparatus for making air-laid structures
US7549853B2 (en) * 2006-11-15 2009-06-23 The Procter & Gamble Company Apparatus for making air-laid structures
US8282614B2 (en) * 2006-11-20 2012-10-09 The Procter And Gamble Company Method and apparatus for producing stabilized absorbent structure
CN102215705B (zh) * 2008-11-14 2014-02-26 菲利普莫里斯生产公司 用于将物料引入发烟制品中的方法和设备
JP5433271B2 (ja) * 2009-03-24 2014-03-05 ユニ・チャーム株式会社 吸収体の製造装置及び製造方法
EP2532777A1 (de) 2011-05-19 2012-12-12 Autoneum Management AG Vorrichtung zum Formen von faserigem Material
JP5261604B2 (ja) * 2011-10-19 2013-08-14 花王株式会社 積繊装置
JP5892883B2 (ja) * 2012-07-10 2016-03-23 株式会社瑞光 吸収体製造装置
US9546439B2 (en) * 2014-05-15 2017-01-17 Zephyros, Inc. Process of making short fiber nonwoven molded articles
JP5969104B2 (ja) * 2014-12-18 2016-08-10 花王株式会社 吸収体の製造方法
CN106264872B (zh) * 2016-07-29 2019-07-02 泉州市汉威机械制造有限公司 一种棉芯成型装置
EP3699334B1 (de) * 2019-02-21 2023-08-09 Oskar Dilo Maschinenfabrik KG Zuführvorrichtung einer vliesbildungsanlage
MX2021014399A (es) * 2019-05-30 2022-01-18 Kimberly Clark Co Aparatos y metodos para fabricar estructuras absorbentes que incluyen medios de enmascaramiento flexibles.

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1383596A (fr) * 1964-02-29 1964-12-24 Procédé de fabrication en continu de feutres non tissés en sandwich et produits finis obtenus par ce procédé
US3768118A (en) * 1971-01-21 1973-10-30 Johnson & Johnson Web forming process
US3895089A (en) * 1973-04-04 1975-07-15 Johnson & Johnson Method for preparing air-laid nonwoven webs from combined streams
US4005957A (en) * 1974-05-16 1977-02-01 Scott Paper Company Apparatus for forming fibrous pads
US4388056A (en) * 1981-07-06 1983-06-14 The Procter & Gamble Company Apparatus for continuously making an air-laid fibrous web having patterned basis weight distribution
US4592708A (en) * 1984-02-01 1986-06-03 The Procter & Gamble Company Apparatus for making airlaid articles
US4859388A (en) * 1984-02-01 1989-08-22 The Proctor & Gamble Company Improved method of making discrete airlaid absorbent fibrous articles
US4674966A (en) * 1984-04-02 1987-06-23 Winkler & Dunnebier Apparatus for forming fibrous pads
DE3413925A1 (de) * 1984-04-13 1985-10-24 Winkler & Dünnebier, Maschinenfabrik und Eisengießerei GmbH & Co KG, 5450 Neuwied Vorrichtung zur herstellung von saugkissen zum absorbieren von koerperfluessigkeit
US4666647A (en) * 1985-12-10 1987-05-19 Kimberly-Clark Corporation Apparatus and process for forming a laid fibrous web
US4761258A (en) * 1985-12-10 1988-08-02 Kimberly-Clark Corporation Controlled formation of light and heavy fluff zones
US4764325A (en) * 1986-05-28 1988-08-16 The Procter & Gamble Company Apparatus for and methods of forming airlaid fibrous webs having a multiplicity of components
US4855179A (en) * 1987-07-29 1989-08-08 Arco Chemical Technology, Inc. Production of nonwoven fibrous articles
US4915897A (en) * 1987-09-22 1990-04-10 Chicopee Transverse pocket forming machine and method for use thereof
US4952128A (en) * 1987-09-22 1990-08-28 Chicopee Transverse web forming apparatus

Also Published As

Publication number Publication date
GR900100391A (el) 1991-10-10
US5004579A (en) 1991-04-02
JPH0376825A (ja) 1991-04-02
IE66313B1 (en) 1995-12-27
GR1002201B (en) 1996-03-22
CA2017453C (en) 2000-07-18
JP2877892B2 (ja) 1999-04-05
CA2017453A1 (en) 1990-11-26
EP0399511A2 (de) 1990-11-28
BR9002466A (pt) 1991-11-12
PT94156A (pt) 1992-02-28
EP0399511B1 (de) 1994-11-02
AU5582990A (en) 1990-11-29
AR244541A1 (es) 1993-11-30
EP0399511A3 (de) 1991-02-27
IE901898L (en) 1990-11-26
AU630453B2 (en) 1992-10-29
PT94156B (pt) 1998-06-30
NZ233787A (en) 1993-11-25
DE69013754T2 (de) 1995-06-22
ZA904042B (en) 1992-01-29
ES2062172T3 (es) 1994-12-16
ATE113674T1 (de) 1994-11-15

Similar Documents

Publication Publication Date Title
DE69013754D1 (de) Verfahren und Apparat zur auswählenden Plazierung von faserigem Material in geformten faserigen Artikeln.
DE3871592D1 (de) Verfahren und vorrichtung zum schaeumen von hochzaehfluessigem polymermaterial.
DE68923611D1 (de) Verfahren und apparat zur beförderung von gegenständen.
DE69833281D1 (de) Verfahren und Vorrichtung zum Pressformen von Kunststoffgegenständen
DE69118084D1 (de) Vorrichtung und Verfahren zum Herstellen von Etiketten für Sammelpost
DE59006117D1 (de) Verfahren und Vorrichtung zur Ermittlung von mit Fremdkörpern verunreinigtem Fasergut.
DE59005106D1 (de) Verfahren und einrichtung zur zubereitung von speisen.
DE69002937D1 (de) Material und verfahren zur sauerstoffabtastung.
DE69014283D1 (de) Verfahren zum mikroskopischen Schleifen und Gerät zum mikroskopischen Schleifen.
DE3582991D1 (de) Verfahren und vorrichtung zum formen von kunststoffbehaeltern und so hergestellter behaelter.
DE69014955D1 (de) Verfahren und Apparat zur Zuführung von Hüllen.
DE69020171D1 (de) Verfahren und Vorrichtung zur Gewinnung von Parametern in der Prozesssteuerung.
DE69109706D1 (de) Verfahren und Apparat zur Suspensionspolymerisation.
DE69108557D1 (de) Verfahren und apparat zur dehydrogenierung von alkanen.
DE69113677D1 (de) Verfahren zur Aktivierung von Dicyklopentadien und zur Polymerisierung geeignete Zusammensetzung.
DE69000919D1 (de) Verfahren und vorrichtung zum extrudieren keramischen materials.
DE69633192D1 (de) Verfahren und vorrichtung zur trocknung von pulverisierten material
DE69022013D1 (de) Verfahren und Vorrichtung zum Blasformen.
DE69015276D1 (de) Verfahren und vorrichtung zum kleben von reifenbildendem material.
DE68914875D1 (de) Verfahren und Apparat zur Herstellung von Spänen aus magnetisch ausgerichtetem RE-Fe-B-Typ-Material.
DE59007031D1 (de) Verfahren zur Reduzierung von Wirbelströmen in einem Supraleiterband und Supraleiteranordnung.
DE69503842D1 (de) Vorrichtung und Verfahren zum Formen von Gegenständen aus Material mit niedrigem Schmelzpunkt
DE69011820D1 (de) Verfahren und Vorrichtung zum Handhaben von Artikeln.
DE68901006D1 (de) Vorrichtung und verfahren zum schmelzen von glasrohmaterial.
DE69004040D1 (de) Verfahren und Vorrichtung zum Herstellen von irdenen Blöcken.

Legal Events

Date Code Title Description
8363 Opposition against the patent
8365 Fully valid after opposition proceedings
8328 Change in the person/name/address of the agent

Representative=s name: BOEHMERT & BOEHMERT, 28209 BREMEN