Protector for shutting off wellhead during drilling and tripping operations to protect against foreign objects falling into well, has chains provided with brackets, which are welded to split funnel, where split funnel is provided with rim
	GRIGORIAN V A; IVANOV M S
	2024-08-22
专利权人	SYSTEM ALTERNATIVE TECHNOLOGIES LLC (SYST-Non-standard)
申请日期	2024-08-22
专利号	RU230809-U1
成果简介	NOVELTY - The protector has a pipe provided with housing walls (1). Internal hooks (4) are welded to insides of upper half rings (3). A membrane unit is provided with a base, which is connected to an external hook. Side hooks are attached with nuts by bolts. A membrane assembly is installed on a housing. A locking and turning mechanism is provided with lock plates (5-10) and bushings. The bushings are welded to an outer edge of the housing walls. The locking and turning mechanism is provided with housing pins. Seal pins are located on sides of the housing. Lugs are installed with carabiners. Chains are provided with brackets (15), which are welded to a split funnel. The split funnel is provided with a rim. USE - Protector for shutting off a wellhead during drilling and tripping operations to protect against foreign objects falling into a well in oil and gas production industries. ADVANTAGE - The protector reduces risk of emergency situations, damage to a drilling tool, and time of unscheduled downtime and improves labor safety and environmental protection during well drilling. DESCRIPTION OF DRAWING(S) - The drawing shows a perspective view of a wellhead protector. 1Housing walls 3Upper half rings 4Internal hooks 5-10Lock plates 15Brackets
IPC 分类号	E21B-033/03 ; E21B-033/08
国家	俄罗斯
专业领域	化学化工
语种	英语
成果类型	专利
文献类型	科技成果
条目标识符	http://119.78.100.226:8889/handle/3KE4DYBR/15388
专题	中国科学院新疆生态与地理研究所
作者单位	SYSTEM ALTERNATIVE TECHNOLOGIES LLC (SYST-Non-standard)
推荐引用方式 GB/T 7714	GRIGORIAN V A,IVANOV M S. Protector for shutting off wellhead during drilling and tripping operations to protect against foreign objects falling into well, has chains provided with brackets, which are welded to split funnel, where split funnel is provided with rim. RU230809-U1[P]. 2024.

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