GB541180A - Improvements in and relating to the production of felted fibrous material in sheet or other form - Google Patents

Improvements in and relating to the production of felted fibrous material in sheet or other form

Info

Publication number
GB541180A
GB541180A GB673340A GB673340A GB541180A GB 541180 A GB541180 A GB 541180A GB 673340 A GB673340 A GB 673340A GB 673340 A GB673340 A GB 673340A GB 541180 A GB541180 A GB 541180A
Authority
GB
United Kingdom
Prior art keywords
bitumen
relating
sheet
production
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
Application number
GB673340A
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.)
PAPERCRETE Ltd
Original Assignee
PAPERCRETE 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
Application filed by PAPERCRETE Ltd filed Critical PAPERCRETE Ltd
Priority to GB673340A priority Critical patent/GB541180A/en
Publication of GB541180A publication Critical patent/GB541180A/en
Expired legal-status Critical Current

Links

Landscapes

  • Synthetic Leather, Interior Materials Or Flexible Sheet Materials (AREA)
  • Paper (AREA)

Abstract

541,180. Paper-board &c. containing bitumen. PAPERCRETE, Ltd., and NEWBOULD; M. G. R. April 13, 1940, No. 6733. [Class 96] Bitumen, e.g. coal tar pitch, which is solid at normal air temperature is finely divided mechanically but not reduced to a colloidal dispersion or emulsion, and mixed with fibrous pulp which is felted to form sheets or articles which are dried, and heated and pressed, e.g. during drying or at the calenders to fuse the bitumen and coat the fibres therewith. Sheets so made may be used for roofing, panelling &c. and may be corrugated.
GB673340A 1940-04-13 1940-04-13 Improvements in and relating to the production of felted fibrous material in sheet or other form Expired GB541180A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB673340A GB541180A (en) 1940-04-13 1940-04-13 Improvements in and relating to the production of felted fibrous material in sheet or other form

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB673340A GB541180A (en) 1940-04-13 1940-04-13 Improvements in and relating to the production of felted fibrous material in sheet or other form

Publications (1)

Publication Number Publication Date
GB541180A true GB541180A (en) 1941-11-17

Family

ID=9819774

Family Applications (1)

Application Number Title Priority Date Filing Date
GB673340A Expired GB541180A (en) 1940-04-13 1940-04-13 Improvements in and relating to the production of felted fibrous material in sheet or other form

Country Status (1)

Country Link
GB (1) GB541180A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2157612A (en) * 1983-10-28 1985-10-30 Aoi Chemical Water-proof fibrous plate

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2157612A (en) * 1983-10-28 1985-10-30 Aoi Chemical Water-proof fibrous plate

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