PL2088B1 - Sposób zmiekczania drzewa niecedrowego, uzywanego do wyrobu olówków i nadawania mu cech wlasciwych drzewu cedrowemu. - Google Patents
Sposób zmiekczania drzewa niecedrowego, uzywanego do wyrobu olówków i nadawania mu cech wlasciwych drzewu cedrowemu. Download PDFInfo
- Publication number
- PL2088B1 PL2088B1 PL2088A PL208824A PL2088B1 PL 2088 B1 PL2088 B1 PL 2088B1 PL 2088 A PL2088 A PL 2088A PL 208824 A PL208824 A PL 208824A PL 2088 B1 PL2088 B1 PL 2088B1
- Authority
- PL
- Poland
- Prior art keywords
- wood
- softening
- unchanged
- giving
- cedar tree
- Prior art date
Links
- 241000218645 Cedrus Species 0.000 title claims description 6
- 239000002023 wood Substances 0.000 title description 3
- 239000000203 mixture Substances 0.000 claims description 2
- 229920006395 saturated elastomer Polymers 0.000 claims 1
- 241000219495 Betulaceae Species 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 238000009432 framing Methods 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000005496 tempering Methods 0.000 description 1
Description
W zastepstwie drzewa cedrowego sto¬ sowane bywa dla oprawiania precików gra¬ fitowych w olówkach drzewo olchowe, drzewo to jednak w naturalnym stanie ja¬ koscia swa zastapic drzewa cedrowego nie moze, gdyz jest za twarde i zle sie daje temperowac.Celem zmiekczenia drzewa oraz nada¬ nia mu wlasciwosci drzewa cedrowego sto¬ suje sie przesycanie takowego pod Wyso¬ kiem cisnieniem mieszanina lugowo-tlu- szczowa (rodzaj mydlanej substancji). PL
Claims (1)
1. Zastrzezenie patentowe. Sposób przesycania drzewa, znamienny tern, ze drzewo nie cedrowe pochodzenia europejskiego przesyca sie pod Wysokiem cisnieniem mieszanina lugowo - tluszczowa. Tow. Akc. Fabr. Olówków „St. Majewski i S-k a". Druk L. Boguslawskiego. Warszawa1. PL
Publications (1)
| Publication Number | Publication Date |
|---|---|
| PL2088B1 true PL2088B1 (pl) | 1925-06-30 |
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