ES435097A1 - Procedimiento para la obtencion de carton impermeabilizado. - Google Patents

Procedimiento para la obtencion de carton impermeabilizado.

Info

Publication number: ES435097A1
Authority: ES; Spain
Prior art keywords: cardboard; rresistant; wate; paper; weight
Prior art date: 1974-03-04
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

ES435097A

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.)

ConocoPhillips Co

Original Assignee

Continental Oil Co

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.)

1974-03-04

Filing date

1975-02-26

Publication date

1977-03-16

1974-12-24 Priority claimed from US05/534,241 external-priority patent/US3962509A/en

1975-02-26 Application filed by Continental Oil Co filed Critical Continental Oil Co

1977-03-16 Publication of ES435097A1 publication Critical patent/ES435097A1/es

Status Expired legal-status Critical Current

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
- D21H17/60—Waxes

Landscapes

Paper (AREA)

ES435097A 1974-03-04 1975-02-26 Procedimiento para la obtencion de carton impermeabilizado. Expired ES435097A1 (es)

Applications Claiming Priority (3)

Application Number	Priority Date	Filing Date	Title
US44809274A	1974-03-04	1974-03-04
US47501674A	1974-05-31	1974-05-31
US05/534,241 US3962509A (en)	1974-05-31	1974-12-24	Waterproof paperboard and method for producing same

Publications (1)

Publication Number	Publication Date
ES435097A1 true ES435097A1 (es)	1977-03-16

Family

ID=27412353

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
ES435097A Expired ES435097A1 (es)	1974-03-04	1975-02-26	Procedimiento para la obtencion de carton impermeabilizado.

Country Status (7)

Country	Link
CA (1)	CA1035640A (es)
DE (1)	DE2502700A1 (es)
ES (1)	ES435097A1 (es)
FR (1)	FR2263084A1 (es)
GB (1)	GB1444336A (es)
IT (1)	IT1033177B (es)
NL (1)	NL7502556A (es)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
SE545416C2 (en) *	2021-12-22	2023-09-05	Stora Enso Oyj	Composite products
SE545417C2 (en) *	2021-12-22	2023-09-05	Stora Enso Oyj	Cellulose product with barrier

1975
- 1975-01-16 GB GB194975A patent/GB1444336A/en not_active Expired
- 1975-01-16 CA CA218,161A patent/CA1035640A/en not_active Expired
- 1975-01-23 DE DE19752502700 patent/DE2502700A1/de active Pending
- 1975-02-25 IT IT2063775A patent/IT1033177B/it active
- 1975-02-26 ES ES435097A patent/ES435097A1/es not_active Expired
- 1975-03-03 FR FR7506571A patent/FR2263084A1/fr not_active Withdrawn
- 1975-03-04 NL NL7502556A patent/NL7502556A/xx not_active Application Discontinuation

Also Published As

Publication number	Publication date
NL7502556A (nl)	1975-09-08
GB1444336A (en)	1976-07-28
DE2502700A1 (de)	1975-09-11
FR2263084A1 (es)	1975-10-03
IT1033177B (it)	1979-07-10
CA1035640A (en)	1978-08-01

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