ES294160A1 - Metodo para obtener pulpa de papel de material agricola celuloso - Google Patents

Metodo para obtener pulpa de papel de material agricola celuloso

Info

Publication number
ES294160A1
ES294160A1 ES0294160A ES294160A ES294160A1 ES 294160 A1 ES294160 A1 ES 294160A1 ES 0294160 A ES0294160 A ES 0294160A ES 294160 A ES294160 A ES 294160A ES 294160 A1 ES294160 A1 ES 294160A1
Authority
ES
Spain
Prior art keywords
therebetween
fibrous material
cellulosic fibrous
decreasing pressure
continuous digesting
Prior art date
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
ES0294160A
Other languages
English (en)
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.)
IND DE AYOTLA SOC ANE Cia
Original Assignee
IND DE AYOTLA SOC ANE Cia
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.)
Filing date
Publication date
Application filed by IND DE AYOTLA SOC ANE Cia filed Critical IND DE AYOTLA SOC ANE Cia
Publication of ES294160A1 publication Critical patent/ES294160A1/es
Expired legal-status Critical Current

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
    • D21C3/00—Pulping cellulose-containing materials
    • D21C3/22—Other features of pulping processes
    • D21C3/24—Continuous processes

Landscapes

  • Paper (AREA)
ES0294160A 1962-12-04 1963-12-04 Metodo para obtener pulpa de papel de material agricola celuloso Expired ES294160A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US242183A US3238088A (en) 1962-12-04 1962-12-04 Continuous digesting of cellulosic fibrous material at decreasing pressure with mechanical defibering therebetween

Publications (1)

Publication Number Publication Date
ES294160A1 true ES294160A1 (es) 1964-03-16

Family

ID=22913785

Family Applications (1)

Application Number Title Priority Date Filing Date
ES0294160A Expired ES294160A1 (es) 1962-12-04 1963-12-04 Metodo para obtener pulpa de papel de material agricola celuloso

Country Status (2)

Country Link
US (1) US3238088A (es)
ES (1) ES294160A1 (es)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4037792A (en) * 1972-10-23 1977-07-26 Sca Development Aktiebolag Continuously refining raw fibrous material to produce mechanical refiner pulp
SE386694B (sv) * 1973-09-06 1976-08-16 Sca Development Ab Sett for behandling av fibermaterial varvid fibermaterialet forst forvermes med anga i ett forvermarkerl
US4152197A (en) * 1974-09-23 1979-05-01 Mo Och Domsjo Ab Process for preparing high-yield cellulose pulps by vapor phase pulping an unpulped portion of lignocellulosic material and a partially chemically pulped portion
US4260452A (en) * 1978-11-24 1981-04-07 Krueger Horst Production of paper pulp from sugar mill bagasse
US4699691A (en) * 1980-11-24 1987-10-13 W. R. Grace & Co. Thermomechanical digestion process
US4347101A (en) * 1980-11-24 1982-08-31 W. R. Grace & Co. Process for producing newsprint
US4689117A (en) * 1980-11-24 1987-08-25 Process Evaluation And Development Corporation Thermomechanical digestion process for enhancing the brightness of cellulose pulp using bleachants
US4547263A (en) * 1983-02-28 1985-10-15 Quame Babington A Method for obtaining useful products from green pseudostem, including papermaking pulp plantain
AU570034B2 (en) * 1983-04-20 1988-03-03 Process Evaluation And Development Corp. Continuous pulp digester
US4889591A (en) * 1988-05-27 1989-12-26 Process Evaluation And Development Corporation Crotalaria juncea paper pulps
US5198074A (en) * 1991-11-29 1993-03-30 Companhia Industreas Brasileiras Portela Process to produce a high quality paper product and an ethanol product from bamboo

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1850832A (en) * 1925-06-13 1932-03-22 Insulite Co Process of separating wood fibers
US1982130A (en) * 1933-09-05 1934-11-27 Longview Fibre Co Chemical treatment process for pulp manufacture
US2200034A (en) * 1935-08-08 1940-05-07 Albert D Merrill Method and apparatus for digesting cellulosic materials
US2862813A (en) * 1952-12-23 1958-12-02 Process Evaluation Devel Semi-chemical pulping process
US2913362A (en) * 1954-06-14 1959-11-17 Internat Pulp Products Inc Method of producing cellulosic pulp
US2963086A (en) * 1955-09-22 1960-12-06 Pandia Inc Paper machinery
US2944929A (en) * 1959-01-05 1960-07-12 Hawaiian Dev Company Rapid soda process for pulping bagasse and other non-woody plant lignocellulose

Also Published As

Publication number Publication date
US3238088A (en) 1966-03-01

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