JPS5627638B2 - - Google Patents
Info
- Publication number
- JPS5627638B2 JPS5627638B2 JP11612072A JP11612072A JPS5627638B2 JP S5627638 B2 JPS5627638 B2 JP S5627638B2 JP 11612072 A JP11612072 A JP 11612072A JP 11612072 A JP11612072 A JP 11612072A JP S5627638 B2 JPS5627638 B2 JP S5627638B2
- Authority
- JP
- Japan
- 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
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
- D21H17/63—Inorganic compounds
- D21H17/70—Inorganic compounds forming new compounds in situ, e.g. within the pulp or paper, by chemical reaction with other substances added separately
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
- D21F1/00—Wet end of machines for making continuous webs of paper
- D21F1/66—Pulp catching, de-watering, or recovering; Re-use of pulp-water
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Paper (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US20139771A | 1971-11-23 | 1971-11-23 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS4861709A JPS4861709A (en) | 1973-08-29 |
| JPS5627638B2 true JPS5627638B2 (en) | 1981-06-25 |
Family
ID=22745657
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11612072A Expired JPS5627638B2 (en) | 1971-11-23 | 1972-11-18 |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JPS5627638B2 (en) |
| CA (1) | CA976306A (en) |
| DE (1) | DE2256581C3 (en) |
| GB (1) | GB1366020A (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB9509633D0 (en) * | 1995-05-12 | 1995-07-05 | Ecc Int Ltd | Treatment of waste paper |
| US20020079075A1 (en) | 1998-09-04 | 2002-06-27 | Imerys Minerals Limited | Treatment of solid containing material derived from effluent |
| SE518051C2 (en) * | 2000-12-14 | 2002-08-20 | Stora Kopparbergs Bergslags Ab | Ways to recycle inorganic material from decolorization sludge |
-
1972
- 1972-11-02 GB GB5060572A patent/GB1366020A/en not_active Expired
- 1972-11-17 CA CA156,882A patent/CA976306A/en not_active Expired
- 1972-11-17 DE DE19722256581 patent/DE2256581C3/en not_active Expired
- 1972-11-18 JP JP11612072A patent/JPS5627638B2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| CA976306A (en) | 1975-10-21 |
| JPS4861709A (en) | 1973-08-29 |
| GB1366020A (en) | 1974-09-04 |
| DE2256581C3 (en) | 1981-01-22 |
| DE2256581B2 (en) | 1980-04-30 |
| DE2256581A1 (en) | 1973-05-30 |