RO69399A2 - Dispozitiv pentru coloane filtrante pierdute - Google Patents

Dispozitiv pentru coloane filtrante pierdute

Info

Publication number
RO69399A2
RO69399A2 RO7688740A RO8874076A RO69399A2 RO 69399 A2 RO69399 A2 RO 69399A2 RO 7688740 A RO7688740 A RO 7688740A RO 8874076 A RO8874076 A RO 8874076A RO 69399 A2 RO69399 A2 RO 69399A2
Authority
RO
Romania
Prior art keywords
filtering columns
lost
lost filtering
columns
filtering
Prior art date
Application number
RO7688740A
Other languages
English (en)
French (fr)
Other versions
RO69399B1 (ro
Inventor
Gheorghe Costache
Original Assignee
Intreprinderea De Foraj Si Lucrari Geologice Speciale,Ro
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 Intreprinderea De Foraj Si Lucrari Geologice Speciale,Ro filed Critical Intreprinderea De Foraj Si Lucrari Geologice Speciale,Ro
Priority to RO7688740A priority Critical patent/RO69399A2/ro
Publication of RO69399B1 publication Critical patent/RO69399B1/ro
Publication of RO69399A2 publication Critical patent/RO69399A2/ro

Links

RO7688740A 1976-12-16 1976-12-16 Dispozitiv pentru coloane filtrante pierdute RO69399A2 (ro)

Priority Applications (1)

Application Number Priority Date Filing Date Title
RO7688740A RO69399A2 (ro) 1976-12-16 1976-12-16 Dispozitiv pentru coloane filtrante pierdute

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RO7688740A RO69399A2 (ro) 1976-12-16 1976-12-16 Dispozitiv pentru coloane filtrante pierdute

Publications (2)

Publication Number Publication Date
RO69399B1 RO69399B1 (ro) 1983-01-30
RO69399A2 true RO69399A2 (ro) 1983-02-01

Family

ID=20097072

Family Applications (1)

Application Number Title Priority Date Filing Date
RO7688740A RO69399A2 (ro) 1976-12-16 1976-12-16 Dispozitiv pentru coloane filtrante pierdute

Country Status (1)

Country Link
RO (1) RO69399A2 (ro)

Also Published As

Publication number Publication date
RO69399B1 (ro) 1983-01-30

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