Wellhead protection device

The utility model relates to the technical field of building construction protection, in particular to a wellhead protection device which comprises a fence structure defined by four protection plates in the circumferential direction, each protection plate comprises two vertical rods and a hard plate...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	WANG LONGLONG, WANG GUOSHUAN, CHEN FA, HU CHAOYANG, XU ZONGYUAN
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTIONOF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, ORTHE LIKE BUILDING BUILDING IMPLEMENTS OR OTHER BUILDING AIDS, OR THEIRUSE BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES FENCING FIXED CONSTRUCTIONS FORMS HANDLING BUILDING MATERIALS ON THE SITE MASTS REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTINGBUILDINGS SCAFFOLDING SHUTTERING SWIMMING OR SPLASH BATHS OR POOLS TENTS OR CANOPIES, IN GENERAL
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