CA1011250A - Roofing granules having algicidal properties - Google Patents

Roofing granules having algicidal properties

Info

Publication number
CA1011250A
CA1011250A CA181,083A CA181083A CA1011250A CA 1011250 A CA1011250 A CA 1011250A CA 181083 A CA181083 A CA 181083A CA 1011250 A CA1011250 A CA 1011250A
Authority
CA
Canada
Prior art keywords
roofing granules
algicidal properties
algicidal
properties
roofing
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
CA181,083A
Other versions
CA181083S (en
Inventor
David C. Little
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.)
GAF Corp
Original Assignee
GAF 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.)
Filing date
Publication date
Application filed by GAF Corp filed Critical GAF Corp
Application granted granted Critical
Publication of CA1011250A publication Critical patent/CA1011250A/en
Expired legal-status Critical Current

Links

CA181,083A 1972-10-25 1973-09-14 Roofing granules having algicidal properties Expired CA1011250A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US30086672A 1972-10-25 1972-10-25

Publications (1)

Publication Number Publication Date
CA1011250A true CA1011250A (en) 1977-05-31

Family

ID=23160921

Family Applications (1)

Application Number Title Priority Date Filing Date
CA181,083A Expired CA1011250A (en) 1972-10-25 1973-09-14 Roofing granules having algicidal properties

Country Status (1)

Country Link
CA (1) CA1011250A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5656354A (en) * 1993-12-27 1997-08-12 Hoechst Aktiengesellschaft Root-resistant base layer

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5656354A (en) * 1993-12-27 1997-08-12 Hoechst Aktiengesellschaft Root-resistant base layer

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Legal Events

Date Code Title Description
MKEX Expiry

Effective date: 19940531