The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 03, 2024
Filed:
May. 27, 2020
Sichuan Honghua Petroleum Equipment Co., Ltd, Sichuan, CN;
Yu Tian, Sichuan, CN;
Hongshan Li, Sichuan, CN;
Dalang Ge, Sichuan, CN;
Bo Liu, Sichuan, CN;
Shuihua Li, Sichuan, CN;
SICHUAN HONGHUA PETROLEUM EQUIPMENT CO., LTD, Sichuan, CN;
Abstract
A fully electric-drive sand-mixing apparatus comprises a foundation; and a suction pump, a suction pump driving electric motor, a suction manifold, a mixing stirrer, a mixing stirrer driving electric motor, a dry-ingredient-adding device, a dry-ingredient-adding device driving electric motor, a liquid-adding device, a liquid-adding device driving electric motor, a sand-conveying device, a sand-conveying device driving electric motor, a discharge pump, a discharge pump driving electric motor, a discharge manifold, a frequency converter placement room and an operation room, which are fixedly connected to the foundation. The suction pump driving electric motor, the mixing stirrer driving electric motor, the dry-ingredient-adding device driving electric motor, the liquid-adding device driving electric motor, the sand-conveying device driving electric motor and the discharge pump driving electric motor are fixedly and electrically connected to the suction pump, the mixing stirrer, the dry-ingredient-adding device, the liquid-adding device, the sand-conveying device and the discharge pump, respectively.