GB1363161A - Pencils - Google Patents

Pencils

Info

Publication number
GB1363161A
GB1363161A GB377872A GB377872A GB1363161A GB 1363161 A GB1363161 A GB 1363161A GB 377872 A GB377872 A GB 377872A GB 377872 A GB377872 A GB 377872A GB 1363161 A GB1363161 A GB 1363161A
Authority
GB
United Kingdom
Prior art keywords
polystyrene
jan
weight
parts
composition
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
Application number
GB377872A
Other languages
English (en)
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.)
Teijin Ltd
Original Assignee
Teijin Ltd
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
Priority claimed from JP252271A external-priority patent/JPS5221022B1/ja
Priority claimed from JP294771A external-priority patent/JPS5327645B1/ja
Application filed by Teijin Ltd filed Critical Teijin Ltd
Publication of GB1363161A publication Critical patent/GB1363161A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
    • B29C44/02—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of definite length, i.e. discrete articles
    • B29C44/12—Incorporating or moulding on preformed parts, e.g. inserts or reinforcements
    • 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
    • B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
    • B29C44/20—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of indefinite length
    • B29C44/32—Incorporating or moulding on preformed parts, e.g. linings, inserts or reinforcements
    • B29C44/322—Incorporating or moulding on preformed parts, e.g. linings, inserts or reinforcements the preformed parts being elongated inserts, e.g. cables
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
    • B43K—IMPLEMENTS FOR WRITING OR DRAWING
    • B43K19/00—Non-propelling pencils; Styles; Crayons; Chalks
    • B43K19/14—Sheathings

Landscapes

  • Inks, Pencil-Leads, Or Crayons (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
GB377872A 1971-01-26 1972-01-26 Pencils Expired GB1363161A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP252271A JPS5221022B1 (de) 1971-01-26 1971-01-26
JP294771A JPS5327645B1 (de) 1971-01-28 1971-01-28

Publications (1)

Publication Number Publication Date
GB1363161A true GB1363161A (en) 1974-08-14

Family

ID=26335915

Family Applications (1)

Application Number Title Priority Date Filing Date
GB377872A Expired GB1363161A (en) 1971-01-26 1972-01-26 Pencils

Country Status (5)

Country Link
DE (1) DE2203635C3 (de)
FR (1) FR2123442B1 (de)
GB (1) GB1363161A (de)
HK (1) HK48076A (de)
IT (1) IT946950B (de)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2746017A4 (de) * 2011-08-15 2015-12-16 Ebras Com De Lápis Ltda Formulierung zur herstellung eines schreibwerkzeugs, verfahren zur herstellung eines schreibwerkzeugs und schreibwerkzeug
US9946367B2 (en) 2012-05-29 2018-04-17 Staedtler Mars Gmbh & Co. Kg Input device for touch-sensitive capacitive displays

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5531947A (en) * 1992-09-15 1996-07-02 Bellaform Extrusionstechnik Gmbh Process and installation for the manufacture of pencils

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2746017A4 (de) * 2011-08-15 2015-12-16 Ebras Com De Lápis Ltda Formulierung zur herstellung eines schreibwerkzeugs, verfahren zur herstellung eines schreibwerkzeugs und schreibwerkzeug
US9946367B2 (en) 2012-05-29 2018-04-17 Staedtler Mars Gmbh & Co. Kg Input device for touch-sensitive capacitive displays

Also Published As

Publication number Publication date
DE2203635B2 (de) 1974-12-12
FR2123442A1 (de) 1972-09-08
IT946950B (it) 1973-05-21
DE2203635C3 (de) 1975-07-24
DE2203635A1 (de) 1972-10-05
HK48076A (en) 1976-08-06
FR2123442B1 (de) 1974-06-28

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee