ES372941A1 - Procedimiento para la obtencion de pulpa mecanica de made- ra. - Google Patents

Procedimiento para la obtencion de pulpa mecanica de made- ra.

Info

Publication number: ES372941A1
Authority: ES; Spain
Prior art keywords: wood; translation; obtaining; machine; mechanical pulp
Prior art date: 1968-11-01
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

Application number

ES69372941A

Other languages

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

FMC Corp

Original Assignee

FMC Corp

Priority date (The priority date 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 date listed.)

1968-11-01

Filing date

1969-10-28

Publication date

1971-11-16

1969-10-28 Application filed by FMC Corp filed Critical FMC Corp

1971-11-16 Publication of ES372941A1 publication Critical patent/ES372941A1/es

Status Expired legal-status Critical Current

Links

239000002023 wood Substances 0.000 title abstract 6
229920001131 Pulp (paper) Polymers 0.000 title abstract 4
238000000034 method Methods 0.000 title abstract 2
238000004061 bleaching Methods 0.000 abstract 1
239000000835 fiber Substances 0.000 abstract 1
239000012442 inert solvent Substances 0.000 abstract 1

Classifications

- 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
- D21B1/02—Pretreatment of the raw materials by chemical or physical means
- D21B1/021—Pretreatment of the raw materials by chemical or physical means by chemical means

Landscapes

Chemical & Material Sciences (AREA)
Chemical Kinetics & Catalysis (AREA)
General Chemical & Material Sciences (AREA)
Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
Paper (AREA)

ES69372941A 1968-11-01 1969-10-28 Procedimiento para la obtencion de pulpa mecanica de made- ra. Expired ES372941A1 (es)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US77282268A	1968-11-01	1968-11-01

Publications (1)

Publication Number	Publication Date
ES372941A1 true ES372941A1 (es)	1971-11-16

Family

ID=25096352

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
ES69372941A Expired ES372941A1 (es)	1968-11-01	1969-10-28	Procedimiento para la obtencion de pulpa mecanica de made- ra.

Country Status (5)

Country	Link
BR (1)	BR6913238D0 (es)
CH (1)	CH514732A (es)
DE (1)	DE1954924A1 (es)
ES (1)	ES372941A1 (es)
FR (1)	FR2022361A1 (es)

1969
- 1969-10-10 BR BR21323869A patent/BR6913238D0/pt unknown
- 1969-10-16 CH CH1552469A patent/CH514732A/de not_active IP Right Cessation
- 1969-10-28 ES ES69372941A patent/ES372941A1/es not_active Expired
- 1969-10-30 FR FR6937259A patent/FR2022361A1/fr not_active Withdrawn
- 1969-10-31 DE DE19691954924 patent/DE1954924A1/de active Pending

Also Published As

Publication number	Publication date
FR2022361A1 (en)	1970-07-31
CH514732A (de)	1971-10-31
DE1954924A1 (de)	1970-07-16
BR6913238D0 (pt)	1973-02-01

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AT277746B (de)	1970-01-12	Verfahren zur Herstellung lignozellulose-haltiger Faserstoffe bzw. von Holzschliff aus Holzschnitzeln
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