RO76217A - Procede d'impregnation des granules a pores avec sprocede de noircissement des surfaces d'un corps dubstances actives biocides 'acier - Google Patents

Procede d'impregnation des granules a pores avec sprocede de noircissement des surfaces d'un corps dubstances actives biocides 'acier

Info

Publication number
RO76217A
RO76217A RO7997395A RO9505878A RO76217A RO 76217 A RO76217 A RO 76217A RO 7997395 A RO7997395 A RO 7997395A RO 9505878 A RO9505878 A RO 9505878A RO 76217 A RO76217 A RO 76217A
Authority
RO
Romania
Prior art keywords
poisoned
impregnation
granules
active substances
biocides
Prior art date
Application number
RO7997395A
Other languages
English (en)
Romanian (ro)
Inventor
Earle S Thall
Alice U Hahn
John J Mascony
Richard H Rider
Herbert B Scher
Garrard L Hargrove
Original Assignee
Stauffer Chemical Co,Us
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 US05/836,422 external-priority patent/US4149908A/en
Priority claimed from US05/902,572 external-priority patent/US4223070A/en
Application filed by Stauffer Chemical Co,Us filed Critical Stauffer Chemical Co,Us
Publication of RO76217A publication Critical patent/RO76217A/fr

Links

RO7997395A 1977-09-26 1978-08-29 Procede d'impregnation des granules a pores avec sprocede de noircissement des surfaces d'un corps dubstances actives biocides 'acier RO76217A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US05/836,422 US4149908A (en) 1977-09-26 1977-09-26 Method for blackening the surfaces of a body of ferrous metal
US05/902,572 US4223070A (en) 1978-05-04 1978-05-04 Impregnated porous granules with slow release pore membranes and process therefor

Publications (1)

Publication Number Publication Date
RO76217A true RO76217A (fr) 1982-02-26

Family

ID=27125869

Family Applications (1)

Application Number Title Priority Date Filing Date
RO7997395A RO76217A (fr) 1977-09-26 1978-08-29 Procede d'impregnation des granules a pores avec sprocede de noircissement des surfaces d'un corps dubstances actives biocides 'acier

Country Status (1)

Country Link
RO (1) RO76217A (fr)

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