PL253442A1 - Well drilling apparatus - Google Patents

Well drilling apparatus

Info

Publication number
PL253442A1
PL253442A1 PL25344285A PL25344285A PL253442A1 PL 253442 A1 PL253442 A1 PL 253442A1 PL 25344285 A PL25344285 A PL 25344285A PL 25344285 A PL25344285 A PL 25344285A PL 253442 A1 PL253442 A1 PL 253442A1
Authority
PL
Poland
Prior art keywords
well drilling
drilling apparatus
well
drilling
Prior art date
Application number
PL25344285A
Other versions
PL146521B1 (en
Inventor
Jerzy Cegielski
Original Assignee
Univ Warszawski
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 Univ Warszawski filed Critical Univ Warszawski
Priority to PL1985253442A priority Critical patent/PL146521B1/en
Publication of PL253442A1 publication Critical patent/PL253442A1/en
Publication of PL146521B1 publication Critical patent/PL146521B1/en

Links

Classifications

    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A20/00—Water conservation; Efficient water supply; Efficient water use
PL1985253442A 1985-05-17 1985-05-17 Well drilling apparatus PL146521B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PL1985253442A PL146521B1 (en) 1985-05-17 1985-05-17 Well drilling apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PL1985253442A PL146521B1 (en) 1985-05-17 1985-05-17 Well drilling apparatus

Publications (2)

Publication Number Publication Date
PL253442A1 true PL253442A1 (en) 1986-11-18
PL146521B1 PL146521B1 (en) 1989-02-28

Family

ID=20026653

Family Applications (1)

Application Number Title Priority Date Filing Date
PL1985253442A PL146521B1 (en) 1985-05-17 1985-05-17 Well drilling apparatus

Country Status (1)

Country Link
PL (1) PL146521B1 (en)

Also Published As

Publication number Publication date
PL146521B1 (en) 1989-02-28

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