FR815350A - Manufacturing process for cellulose obtained from the stems of annual plants and intended for viscose rayon and paper - Google Patents

Manufacturing process for cellulose obtained from the stems of annual plants and intended for viscose rayon and paper

Info

Publication number: FR815350A
Authority: FR; France
Prior art keywords: stems; paper; intended; manufacturing process; viscose rayon
Prior art date: 1935-12-24
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

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.)

SNIA Viscosa SpA

Original Assignee

SNIA Viscosa SpA

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.)

1935-12-24

Filing date

1936-12-22

Publication date

1937-07-09

1936-12-22 Application filed by SNIA Viscosa SpA filed Critical SNIA Viscosa SpA

1937-07-09 Application granted granted Critical

1937-07-09 Publication of FR815350A publication Critical patent/FR815350A/en

Status Expired legal-status Critical Current

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
- D21C3/222—Use of compounds accelerating the pulping processes

FR815350D 1935-12-24 1936-12-22 Manufacturing process for cellulose obtained from the stems of annual plants and intended for viscose rayon and paper Expired FR815350A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
IT474188X		1935-12-24

Publications (1)

Publication Number	Publication Date
FR815350A true FR815350A (en)	1937-07-09

Family

ID=11260720

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR815350D Expired FR815350A (en)	1935-12-24	1936-12-22	Manufacturing process for cellulose obtained from the stems of annual plants and intended for viscose rayon and paper

Country Status (5)

Country	Link
BE (1)	BE418966A (en)
DE (1)	DE695489C (en)
FR (1)	FR815350A (en)
GB (1)	GB474188A (en)
NL (1)	NL45528C (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR1164748A (en) *	1957-01-15	1958-10-14	Fr Du Xylon Soc	Improvements in the treatment of plant materials with a view to obtaining paper pulp
CN115852723B (en) *	2022-12-08	2024-04-05	浙江华康药业股份有限公司	Method for extracting high-purity xylose liquid and cellulose by using corn straw

0
- NL NL45528D patent/NL45528C/xx active
- BE BE418966D patent/BE418966A/xx unknown
1936
- 1936-10-21 DE DE1936S0124623 patent/DE695489C/en not_active Expired
- 1936-12-22 FR FR815350D patent/FR815350A/en not_active Expired
- 1936-12-23 GB GB35300/36A patent/GB474188A/en not_active Expired

Also Published As

Publication number	Publication date
DE695489C (en)	1940-08-26
GB474188A (en)	1937-10-27
BE418966A (en)
NL45528C (en)

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