Magnetic descaling instrument for underground electric pump unit

• Main Author: WEI ZHIGUO
• Format: Patent
• Language: Chinese; English
• Published: 24.03.2020
• Subjects: EARTH DRILLING; EARTH DRILLING, e.g. DEEP DRILLING; FIXED CONSTRUCTIONS; MINING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR ASLURRY OF MINERALS FROM WELLS

The utility model provides a magnetic descaling instrument for an underground electric pump unit. The device comprises a pressure-bearing outer pipe, a connecting rod, a cleanable coupling structure,a manually-rotatable protective cover structure, a wipe-cleanable fixing sleeve structure, a fixing s...