GB483106A - A new or improved method of and apparatus for molding products from wet pulp or similar fibrous material - Google Patents
A new or improved method of and apparatus for molding products from wet pulp or similar fibrous materialInfo
- Publication number
- GB483106A GB483106A GB706637A GB706637A GB483106A GB 483106 A GB483106 A GB 483106A GB 706637 A GB706637 A GB 706637A GB 706637 A GB706637 A GB 706637A GB 483106 A GB483106 A GB 483106A
- Authority
- GB
- United Kingdom
- Prior art keywords
- mould
- pulp
- chamber
- new
- 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
Links
Classifications
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21J—FIBREBOARD; MANUFACTURE OF ARTICLES FROM CELLULOSIC FIBROUS SUSPENSIONS OR FROM PAPIER-MACHE
- D21J7/00—Manufacture of hollow articles from fibre suspensions or papier-mâché by deposition of fibres in or on a wire-net mould
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Compositions Of Oxide Ceramics (AREA)
- Paper (AREA)
Abstract
483,106. Moulding pulp &c. STEVENS, A. H. (Swift, jun., Inc., G. W.) March 10, 1937, No. 7066. [Class 87 (ii)] Articles such as egg containers are moulded from a pulp suspension containing 2 per cent by weight of pulp by dipping a mould 1 formed of a rigid porous body of stone-like material into a pulp vat 7 and applying suction to the rear face of the mould through a chamber 4. The mould is formed from a substance having the characteristics of Filtros ; it may be formed of refractorv material such as silica fused together with feldspar or clay. The mould is formed with a flange 8 which is retained between a clamping plate 10 and a ledge 9 on the chamber 4. To reduce the thickness of the pulp deposit over parts of the article, corresponding portions of the mould may be formed of finer grains or of greater thickness. The mould may be formed with receptacle-shaping portions divided by grooves having deep conical recesses at their intersections. The pulp deposit may be finished by couching and removed by pressure pulsation in the chamber 4. To clean the mould, it may be heated and clogging matter then blown out.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB706637A GB483106A (en) | 1937-03-10 | 1937-03-10 | A new or improved method of and apparatus for molding products from wet pulp or similar fibrous material |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB706637A GB483106A (en) | 1937-03-10 | 1937-03-10 | A new or improved method of and apparatus for molding products from wet pulp or similar fibrous material |
Publications (1)
Publication Number | Publication Date |
---|---|
GB483106A true GB483106A (en) | 1938-04-12 |
Family
ID=9825962
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB706637A Expired GB483106A (en) | 1937-03-10 | 1937-03-10 | A new or improved method of and apparatus for molding products from wet pulp or similar fibrous material |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB483106A (en) |
-
1937
- 1937-03-10 GB GB706637A patent/GB483106A/en not_active Expired
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