Підприємство "Чернігівнафтогаз" Відкритого Акціонерного Товариства "Укрнафта".
Предприятие "Черниговнефтегаз" Открытого Акционерного Общества "Укрнефть"
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Application filed by Підприємство "Чернігівнафтогаз" Відкритого Акціонерного Товариства "Укрнафта"., Предприятие "Черниговнефтегаз" Открытого Акционерного Общества "Укрнефть"filedCriticalПідприємство "Чернігівнафтогаз" Відкритого Акціонерного Товариства "Укрнафта".
Priority to UA98074163ApriorityCriticalpatent/UA40731A/en
Publication of UA40731ApublicationCriticalpatent/UA40731A/en
The device relates to the oil extracting equipment used in exploitation of the oil wells. Device to prevent falling the underground equipment on the well face includes the case, anchoring and braking units, at that the anchoring unit includes the movable and immovable parts connected between them by method of “dovetail”, at that the movable part has an external cut, the braking unit is made in form of the movable disk with shackles and connected to the anchoring unit with the aid of the axles and movable strip, and upon the braking unit the plug is placed.
UA98074163A1998-07-291998-07-29Device to prevent falling the undrground equipment on the well face
UA40731A
(en)