GB337633A - Process for making leads, crayons and chalks - Google Patents

Process for making leads, crayons and chalks

Info

Publication number
GB337633A
GB337633A GB3633629A GB3633629A GB337633A GB 337633 A GB337633 A GB 337633A GB 3633629 A GB3633629 A GB 3633629A GB 3633629 A GB3633629 A GB 3633629A GB 337633 A GB337633 A GB 337633A
Authority
GB
United Kingdom
Prior art keywords
crayons
chalks
leads
making leads
making
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
GB3633629A
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to GB3633629A priority Critical patent/GB337633A/en
Publication of GB337633A publication Critical patent/GB337633A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D13/00—Pencil-leads; Crayon compositions; Chalk compositions
    • 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
    • B43K19/16—Making non-propelling pencils
    • B43K19/18—Making pencil writing-cores

Landscapes

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Wood Science & Technology (AREA)
  • Organic Chemistry (AREA)
  • Inks, Pencil-Leads, Or Crayons (AREA)

Abstract

337,633. Pischel, A., and Pischel, P. Nov. 27, 1929. Leads, crayons, and chalks.-A sulphonated oil such as Turkey red oil is added before baking to the mixture for making leads, crayons, or chalks.
GB3633629A 1929-11-27 1929-11-27 Process for making leads, crayons and chalks Expired GB337633A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB3633629A GB337633A (en) 1929-11-27 1929-11-27 Process for making leads, crayons and chalks

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3633629A GB337633A (en) 1929-11-27 1929-11-27 Process for making leads, crayons and chalks

Publications (1)

Publication Number Publication Date
GB337633A true GB337633A (en) 1930-11-06

Family

ID=10387211

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3633629A Expired GB337633A (en) 1929-11-27 1929-11-27 Process for making leads, crayons and chalks

Country Status (1)

Country Link
GB (1) GB337633A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE754980C (en) * 1935-10-13 1953-03-30 Faber Castell A W Process for the production of burned and prepared writing or drawing leads

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE754980C (en) * 1935-10-13 1953-03-30 Faber Castell A W Process for the production of burned and prepared writing or drawing leads

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