DK128020B - Fremgangsmåde til kemisk-mekanisk, halvkemisk eller kemisk fremstilling af træmasse. - Google Patents
Fremgangsmåde til kemisk-mekanisk, halvkemisk eller kemisk fremstilling af træmasse.Info
- Publication number
- DK128020B DK128020B DK253970A DK253970A DK128020B DK 128020 B DK128020 B DK 128020B DK 253970 A DK253970 A DK 253970A DK 253970 A DK253970 A DK 253970A DK 128020 B DK128020 B DK 128020B
- Authority
- DK
- Denmark
- Prior art keywords
- chemical
- semi
- mechanical
- wood pulp
- production
- Prior art date
Links
- 229920001131 Pulp (paper) Polymers 0.000 title 1
- 238000012824 chemical production Methods 0.000 title 1
- 238000000034 method Methods 0.000 title 1
- 239000000126 substance Substances 0.000 title 1
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
- D21C1/00—Pretreatment of the finely-divided materials before digesting
- D21C1/10—Physical methods for facilitating impregnation
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21B—FIBROUS RAW MATERIALS OR THEIR MECHANICAL TREATMENT
- D21B1/00—Fibrous raw materials or their mechanical treatment
- D21B1/04—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres
- D21B1/06—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres by dry methods
-
- 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
- D21C1/00—Pretreatment of the finely-divided materials before digesting
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Wood Science & Technology (AREA)
- Mechanical Engineering (AREA)
- Paper (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| AR22215069 | 1969-06-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DK128020B true DK128020B (da) | 1974-02-18 |
Family
ID=3461648
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DK253970A DK128020B (da) | 1969-06-12 | 1970-05-19 | Fremgangsmåde til kemisk-mekanisk, halvkemisk eller kemisk fremstilling af træmasse. |
Country Status (12)
| Country | Link |
|---|---|
| AT (1) | AT296744B (da) |
| BE (1) | BE750832Q (da) |
| CH (1) | CH510782A (da) |
| DE (1) | DE1951816A1 (da) |
| DK (1) | DK128020B (da) |
| ES (1) | ES379819A1 (da) |
| FR (1) | FR2052427A5 (da) |
| GB (1) | GB1300668A (da) |
| IE (1) | IE34287B1 (da) |
| IS (1) | IS861B6 (da) |
| NL (1) | NL7007213A (da) |
| SE (1) | SE362452B (da) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SE458690B (sv) * | 1986-11-06 | 1989-04-24 | Sunds Defibrator | Saett att framstaella mekanisk massa fraan lignocellulosahaltigt material i styckeform med en laengd i fiberriktningen av minst 200 mm |
-
1969
- 1969-10-14 DE DE19691951816 patent/DE1951816A1/de not_active Withdrawn
-
1970
- 1970-05-05 GB GB2158470A patent/GB1300668A/en not_active Expired
- 1970-05-08 IS IS1930A patent/IS861B6/is unknown
- 1970-05-13 IE IE62370A patent/IE34287B1/xx unknown
- 1970-05-19 NL NL7007213A patent/NL7007213A/xx unknown
- 1970-05-19 AT AT446170A patent/AT296744B/de not_active IP Right Cessation
- 1970-05-19 DK DK253970A patent/DK128020B/da unknown
- 1970-05-19 ES ES379819A patent/ES379819A1/es not_active Expired
- 1970-05-20 SE SE691770A patent/SE362452B/xx unknown
- 1970-05-22 BE BE750832D patent/BE750832Q/xx active
- 1970-05-22 CH CH761070A patent/CH510782A/fr not_active IP Right Cessation
- 1970-05-25 FR FR7018991A patent/FR2052427A5/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| AT296744B (de) | 1972-02-25 |
| BE750832Q (fr) | 1970-11-03 |
| GB1300668A (en) | 1972-12-20 |
| FR2052427A5 (da) | 1971-04-09 |
| IE34287B1 (en) | 1975-04-02 |
| IE34287L (en) | 1970-12-12 |
| ES379819A1 (es) | 1973-02-01 |
| NL7007213A (da) | 1970-12-15 |
| IS1930A7 (is) | 1970-06-03 |
| IS861B6 (is) | 1974-05-22 |
| DE1951816A1 (de) | 1970-12-23 |
| CH510782A (fr) | 1971-07-31 |
| SE362452B (da) | 1973-12-10 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| NO741288L (no) | Fremgangsmåte til fremstilling av cellulosemasse. | |
| DK137334B (da) | Fremgangsmåde til uronisk oxidation af cellulose. | |
| DK139874B (da) | Fremgangsmåde til fremstilling af vaskemidler. | |
| DK129466B (da) | Fremgangsmåde til fremstilling af langsomme α- og β-glycoproteiner. | |
| DK132228B (da) | Fremgangsmåde til fremstilling af ikke-cellulære polyurethaner. | |
| DK135760B (da) | Fremgangsmåde til fremstilling af vanadiumforbindelser. | |
| DK140697B (da) | Fremgangsmåde til fremstilling af 2-amino-4-hydroxy-6-hydroxymethyl-7,7-dimethyl-7,8-dihydropteridin. | |
| DK131186B (da) | Analogifremgangsmåde til fremstilling af 8-substituerede 10-piperazino-10,11-dihydrobenzo(b,f)thiepiner. | |
| DK124338B (da) | Fremgangsmåde til fremstilling af uricase. | |
| DK121849B (da) | Fremgangsmåde til fremstilling af fiberholdige gipsprodukter. | |
| DK131875B (da) | Fremgangsmåde til fremstilling af uricase. | |
| DK128020B (da) | Fremgangsmåde til kemisk-mekanisk, halvkemisk eller kemisk fremstilling af træmasse. | |
| DK135761B (da) | Fremgangsmåde til fremstilling af vanadiumcarbid. | |
| DK126504B (da) | Fremgangsmåde til fremstilling af 1,2-disubstituerede 4-pyrazolidinoler. | |
| DK135987B (da) | Fremgangsmåde til fremstilling af urinstof. | |
| DK124331B (da) | Analogifremgangsmåde til fremstilling af 14β-hydroksy-15α-acyloksy-4,20(22)-kardadienolider. | |
| DK122456B (da) | Fremgangsmåde til fremstilling af quinoxalin-di-N-oxid-aldehyd. | |
| DK137190B (da) | Fremgangsmåde til fremstilling af 6beta-amino-2,2-dimetylpenam-3alfa-karboxylsyre. | |
| FI47351C (fi) | Menetelmä 7alfa-metyyli-1alfa,2alfa-metyleeni-androstenolonien valmist amiseksi. | |
| DK128777B (da) | Fremgangsmåde til fremstilling af 3β-alkanoyloxy-6-halogen-pregna-4,6-dien-20-oner. | |
| CH556333A (de) | Verfahren zur herstellung von 3-acyl- oder 3-alkoxycarbonyl-5,6-dihydro-4-h-pyranen. | |
| DK126190B (da) | Fremgangsmåde til fremstilling af 4-chlor-14β-hydroxy-carda-4,20(22)-dienolider. | |
| DK131185B (da) | Fremgangsmåde til fremstilling af bis-chromoner. | |
| DK122958B (da) | Fremgangsmåde til fremstilling af 4-alkoxypiperidiner. | |
| DK127474B (da) | Fremgangsmåde til fremstilling af steroid-spirocyclobutanoner. |