NL17465C - - Google Patents
Info
- Publication number
- NL17465C NL17465C NL17465DA NL17465C NL 17465 C NL17465 C NL 17465C NL 17465D A NL17465D A NL 17465DA NL 17465 C NL17465 C NL 17465C
- Authority
- NL
- Netherlands
Links
Classifications
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
- D21C11/00—Regeneration of pulp liquors or effluent waste waters
- D21C11/0007—Recovery of by-products, i.e. compounds other than those necessary for pulping, for multiple uses or not otherwise provided for
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B32/00—Carbon; Compounds thereof
- C01B32/30—Active carbon
- C01B32/312—Preparation
- C01B32/318—Preparation characterised by the starting materials
- C01B32/324—Preparation characterised by the starting materials from waste materials, e.g. tyres or spent sulfite pulp liquor
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Environmental & Geological Engineering (AREA)
- Materials Engineering (AREA)
- Inorganic Chemistry (AREA)
- Processing Of Solid Wastes (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DESC069437 | 1924-01-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL17465C true NL17465C (fr) |
Family
ID=7439691
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL17465D NL17465C (fr) | 1924-01-30 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US1615102A (fr) |
| FR (1) | FR591452A (fr) |
| GB (1) | GB228512A (fr) |
| NL (1) | NL17465C (fr) |
-
0
- NL NL17465D patent/NL17465C/xx active
-
1925
- 1925-01-07 FR FR591452D patent/FR591452A/fr not_active Expired
- 1925-01-08 GB GB632/25A patent/GB228512A/en not_active Expired
- 1925-01-21 US US3807A patent/US1615102A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| GB228512A (fr) | 1925-09-10 |
| US1615102A (en) | 1927-01-18 |
| FR591452A (fr) | 1925-07-04 |