IT981223B - Fibre cave di materiale traspa rente riempite - Google Patents

Fibre cave di materiale traspa rente riempite

Info

Publication number
IT981223B
IT981223B IT21338/73A IT2133873A IT981223B IT 981223 B IT981223 B IT 981223B IT 21338/73 A IT21338/73 A IT 21338/73A IT 2133873 A IT2133873 A IT 2133873A IT 981223 B IT981223 B IT 981223B
Authority
IT
Italy
Prior art keywords
transparent material
hollow fibers
material filled
filled
fibers
Prior art date
Application number
IT21338/73A
Other languages
English (en)
Original Assignee
Timm H
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 Timm H filed Critical Timm H
Application granted granted Critical
Publication of IT981223B publication Critical patent/IT981223B/it

Links

Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H21/00—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties
    • D21H21/14—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties characterised by function or properties in or on the paper
    • D21H21/40—Agents facilitating proof of genuineness or preventing fraudulent alteration, e.g. for security paper
    • D21H21/44—Latent security elements, i.e. detectable or becoming apparent only by use of special verification or tampering devices or methods
    • D21H21/48—Elements suited for physical verification, e.g. by irradiation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B42—BOOKBINDING; ALBUMS; FILES; SPECIAL PRINTED MATTER
    • B42D—BOOKS; BOOK COVERS; LOOSE LEAVES; PRINTED MATTER CHARACTERISED BY IDENTIFICATION OR SECURITY FEATURES; PRINTED MATTER OF SPECIAL FORMAT OR STYLE NOT OTHERWISE PROVIDED FOR; DEVICES FOR USE THEREWITH AND NOT OTHERWISE PROVIDED FOR; MOVABLE-STRIP WRITING OR READING APPARATUS
    • B42D25/00—Information-bearing cards or sheet-like structures characterised by identification or security features; Manufacture thereof
    • B42D25/30—Identification or security features, e.g. for preventing forgery
    • B42D25/355—Security threads
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B37/00—Manufacture or treatment of flakes, fibres, or filaments from softened glass, minerals, or slags
    • C03B37/01—Manufacture of glass fibres or filaments
    • C03B37/02—Manufacture of glass fibres or filaments by drawing or extruding, e.g. direct drawing of molten glass from nozzles; Cooling fins therefor
    • C03B37/022—Manufacture of glass fibres or filaments by drawing or extruding, e.g. direct drawing of molten glass from nozzles; Cooling fins therefor from molten glass in which the resultant product consists of different sorts of glass or is characterised by shape, e.g. hollow fibres, undulated fibres, fibres presenting a rough surface
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
    • D01D5/00—Formation of filaments, threads, or the like
    • D01D5/24—Formation of filaments, threads, or the like with a hollow structure; Spinnerette packs therefor
    • D01D5/247—Discontinuous hollow structure or microporous structure

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Manufacturing & Machinery (AREA)
  • Textile Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Spinning Methods And Devices For Manufacturing Artificial Fibers (AREA)
  • Artificial Filaments (AREA)
  • Measuring Temperature Or Quantity Of Heat (AREA)
  • Paints Or Removers (AREA)
  • Developing Agents For Electrophotography (AREA)
  • Yarns And Mechanical Finishing Of Yarns Or Ropes (AREA)
  • Woven Fabrics (AREA)
IT21338/73A 1972-03-15 1973-03-08 Fibre cave di materiale traspa rente riempite IT981223B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2212350A DE2212350B2 (de) 1972-03-15 1972-03-15 Eine Füllung enthaltender Hohlfaden aus transparentem Kunststoff

Publications (1)

Publication Number Publication Date
IT981223B true IT981223B (it) 1974-10-10

Family

ID=5838900

Family Applications (1)

Application Number Title Priority Date Filing Date
IT21338/73A IT981223B (it) 1972-03-15 1973-03-08 Fibre cave di materiale traspa rente riempite

Country Status (5)

Country Link
JP (1) JPS4912875A (it)
DE (1) DE2212350B2 (it)
ES (1) ES412543A1 (it)
FR (1) FR2176050A1 (it)
IT (1) IT981223B (it)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5294184A (en) * 1976-02-03 1977-08-08 Dainippon Printing Co Ltd Temperature range indicating element
DE2904705A1 (de) * 1979-02-08 1981-01-29 Helmut Dipl Phys Nussbaum Abschottung von hohlglasfasern mittels eingeschmolzener materialien
JPS599243A (ja) * 1982-07-02 1984-01-18 津田駒工業株式会社 流体噴射式織機における緯糸測長貯留装置
JPS5930941A (ja) * 1982-08-10 1984-02-18 津田駒工業株式会社 多色自由選択測長・貯留用モータの制御方法
JPS5953743A (ja) * 1982-09-16 1984-03-28 津田駒工業株式会社 織機の多色自由選択装置
JPS60155755A (ja) * 1984-01-20 1985-08-15 多川機械株式会社 回転ドラム式緯糸貯留装置
JPH02139456A (ja) * 1989-07-21 1990-05-29 Tsudakoma Corp 織機の多色自由選択装置
JP2824130B2 (ja) * 1989-07-25 1998-11-11 株式会社クラレ 感温変色性複合繊維
GB2268906A (en) † 1992-07-24 1994-01-26 Portals Ltd Counterfeit protection for documents using optical effects of liquid crystal
DE19735628C2 (de) * 1997-08-18 1999-10-14 Johannes Puff Verfahren zur Fälschungssicherung eines nicht personengebundenen Zugangsberechtigungsmittels
DE19833746A1 (de) * 1998-07-27 2000-02-03 Joergen Brosow Sicherheitspapier und Verfahren zur Prüfung der Echtheit darauf aufgezeichneter Urkunden
DE19860093B4 (de) * 1998-12-23 2008-10-09 Giesecke & Devrient Gmbh Echtheitsmerkmalskombination für Wertdokumente
DE19941295A1 (de) * 1999-08-31 2001-03-01 Giesecke & Devrient Gmbh Sicherheitselement
DE20220957U1 (de) 2002-05-22 2004-08-26 Leonhard Kurz Gmbh & Co. Kg Streifenförmiges Sicherheitselement
DE10343547A1 (de) * 2003-09-19 2005-04-14 Giesecke & Devrient Gmbh Sicherheitselement
US11958308B1 (en) 2023-05-31 2024-04-16 G13 Innovation In Production Ltd Thermal paper, and methods and systems for forming the same

Also Published As

Publication number Publication date
JPS4912875A (it) 1974-02-04
FR2176050A1 (en) 1973-10-26
DE2212350B2 (de) 1974-10-10
ES412543A1 (es) 1976-01-01
DE2212350A1 (de) 1973-10-04

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