NL51539C - - Google Patents
Info
- Publication number
- NL51539C NL51539C NL51539DA NL51539C NL 51539 C NL51539 C NL 51539C NL 51539D A NL51539D A NL 51539DA NL 51539 C NL51539 C NL 51539C
- 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
- D21C11/0042—Fractionating or concentration of spent liquors by special methods
- D21C11/005—Treatment of liquors with ion-exchangers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J39/00—Cation exchange; Use of material as cation exchangers; Treatment of material for improving the cation exchange properties
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Processing Of Solid Wastes (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NO519848X | 1938-08-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL51539C true NL51539C (US20100223739A1-20100909-C00005.png) |
Family
ID=19905933
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL51539D NL51539C (US20100223739A1-20100909-C00005.png) | 1938-08-23 |
Country Status (3)
| Country | Link |
|---|---|
| DE (1) | DE753043C (US20100223739A1-20100909-C00005.png) |
| GB (1) | GB519848A (US20100223739A1-20100909-C00005.png) |
| NL (1) | NL51539C (US20100223739A1-20100909-C00005.png) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE863191C (de) * | 1942-01-25 | 1953-01-15 | Karl Dr Freudenberg | Verfahren zur Rueckgewinnung des Alkalis bei gleichzeitiger Gewinnung des Ligninschlammes aus den alkalischen Sulfitablauge-Aufschlusslaugen der Vanillinherstellung |
| DE970879C (de) * | 1942-04-01 | 1958-11-06 | Norsk Hydro Elek Sk Kvaelstofa | Verfahren zur Behandlung von Sulfitzellstoffablauge zwecks Erleichterung ihrer Eindampfung |
| US2727029A (en) * | 1951-06-01 | 1955-12-13 | Rayonier Inc | Adsorption of lignosulfate from solution with porous ion exchange resin |
| US2736635A (en) * | 1951-07-07 | 1956-02-28 | Ionics | Method of producing sulfite cooking liquors and recovering valuable constituents therefrom |
| US2785955A (en) * | 1952-04-26 | 1957-03-19 | Ionics | Method for recovering base ions from waste sulfite liquor and producing sulfite cooking liquor |
| US2778714A (en) * | 1952-04-26 | 1957-01-22 | Ionics | Method for recovering base ions from waste sulfite liquor and producing sulfite cooking liquor |
| US2772140A (en) * | 1952-07-16 | 1956-11-27 | Ontario Research Foundation | Tanning agent comprising phenol derivatives of waste sulphite liquor and method of preparing same |
| US2794790A (en) * | 1953-11-02 | 1957-06-04 | Ontario Research Foundation | Preparation of thermosetting binders from phenol derivatives of waste sulphite liquor |
| US2872329A (en) * | 1954-12-14 | 1959-02-03 | American Marietta Co | Hydraulic cement compositions |
| DE1028421B (de) * | 1956-07-04 | 1958-04-17 | Waldhof Zellstoff Fab | Verfahren zur Herstellung wasserunloeslicher Schaumkoerper |
| US3083078A (en) * | 1959-09-21 | 1963-03-26 | Abitibi Power & Paper Co | Base recovery from waste liquor |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR447578A (fr) * | 1912-08-27 | 1913-01-09 | Max Platsch | Procédé de purification des lessives résiduelles de la fabrication de la cellulose au sulfite par précipitation des matières nuisibles au moyen de réactifs chimiques et en concentrant fortement la liqueur |
| DE487922C (de) * | 1925-08-15 | 1929-12-20 | Guy Clemens Howard | Verfahren zur Trennung der durch Faellungsmittel aus Sulfitablauge der Zellstoffherstellung abgeschiedenen organischen und anorganischen Stoffe |
-
0
- NL NL51539D patent/NL51539C/xx active
-
1938
- 1938-09-07 DE DEN42431D patent/DE753043C/de not_active Expired
- 1938-10-03 GB GB28713/38A patent/GB519848A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE753043C (de) | 1953-02-09 |
| GB519848A (en) | 1940-04-08 |
