Shmandrovskyi L. Increasing of durability of the bearings of roller drill bits.

Українська версія

Thesis for the degree of Candidate of Sciences (CSc)

State registration number

0412U000681

Thesis Registration Form

0412U000681.pdf

Applicant for

Shmandrovskyi Luibomir Evstahievich

Specialization

05.05.12 - Машини нафтової та газової промисловості

Date of defense

22-03-2012

Specialized Academic Board

Д 20.052.04

Ivano-Frankivsk National University of Oil and Gas

Essay

The thesis is dedicated to solving the problem of increasing durability of the bearings of P-K-P three cone drill bits in the process of their design development, manufacturing and operation.

Thesis supervisor

Kryzhanivskyi Evstachiy Ivanovich

Official opponents

Драганчук Оксана Теодорівна
Гладкий Ярослав Миколайович

Files

Aref.doc

dis.doc

Додатки.doc

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