✦ LIBER ✦

Two-stage grinding of bearing faces for drill bit cones

✍ Scribed by A. A. Akchurin; A. N. Filin

No coin nor oath required. For personal study only.

📜 SIMILAR VOLUMES

Surface structure of drill bit parts wor

✍ A. N. Bekrenev; D. D. Papshev; A. A. Akchurin; A. N. Filin 📂 Article 📅 1979 🏛 Springer 🌐 English ⚖ 210 KB

A new sealing ring for the bearing of a

✍ Yu. I. Babei; B. P. Chaikovskii 📂 Article 📅 1984 🏛 Springer 🌐 English ⚖ 223 KB