CA1232734A - Materiaux de construction renfermant des non tisses - Google Patents

Materiaux de construction renfermant des non tisses

Info

Publication number
CA1232734A
CA1232734A CA000454415A CA454415A CA1232734A CA 1232734 A CA1232734 A CA 1232734A CA 000454415 A CA000454415 A CA 000454415A CA 454415 A CA454415 A CA 454415A CA 1232734 A CA1232734 A CA 1232734A
Authority
CA
Canada
Prior art keywords
board
hereof
set forth
webs
wire
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
CA000454415A
Other languages
English (en)
Inventor
John S. Forry
John R. Garrick
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.)
Armstrong World Industries Inc
Original Assignee
Armstrong World Industries Inc
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
Priority claimed from US06/537,834 external-priority patent/US4476175A/en
Application filed by Armstrong World Industries Inc filed Critical Armstrong World Industries Inc
Application granted granted Critical
Publication of CA1232734A publication Critical patent/CA1232734A/fr
Expired legal-status Critical Current

Links

Landscapes

  • Agricultural Chemicals And Associated Chemicals (AREA)
CA000454415A 1983-09-30 1984-05-16 Materiaux de construction renfermant des non tisses Expired CA1232734A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US537,834 1983-09-30
US06/537,834 US4476175A (en) 1982-08-16 1983-09-30 Building materials comprising non-woven webs

Publications (1)

Publication Number Publication Date
CA1232734A true CA1232734A (fr) 1988-02-16

Family

ID=24144301

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000454415A Expired CA1232734A (fr) 1983-09-30 1984-05-16 Materiaux de construction renfermant des non tisses

Country Status (1)

Country Link
CA (1) CA1232734A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11111174B2 (en) 2017-09-13 2021-09-07 United States Gypsum Company Mineral fiber roof cover boards

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11111174B2 (en) 2017-09-13 2021-09-07 United States Gypsum Company Mineral fiber roof cover boards

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Legal Events

Date Code Title Description
MKEX Expiry