# A Geometry Surveying Model and Instrument of a Scraper Conveyor in Unmanned Longwall Mining Faces

> Research article (IEEE Access, 2017) · cited 53× · AI/ML

**Wikidata**: [openalex:W2594117488](https://www.wikidata.org/wiki/openalex:W2594117488)  
**Source**: https://4ort.xyz/entity/a-geometry-surveying-model-and-instrument-of-a-scraper-conveyor-in-unmanned-longwall-mining-faces