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Vol 71 Iss. 2
Pages:
69-74
Download volume:
RUS
Article

New in the technology of drilling wells at alluvial deposits

Authors:
I. S. Afanasiev
D. I. Beresneva
V. I. Ryzhov
Date submitted:
1975-08-22
Date accepted:
1975-10-26
Date published:
1976-02-01

Abstract

Drilling operations at placer deposits are difficult due to the specific structure of placers. Incohesion, friability of sandy-pebble deposits, their water content, disorderliness, presence of boulders of different sizes complicate drilling in alluvial strata ...

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