首页
产品
黄页
商标
征信
会员服务
注册
登录
全部
|
企业名
|
法人/股东/高管
|
品牌/产品
|
地址
|
经营范围
发明名称
Valves
摘要
申请公布号
US3348569(A)
申请公布日期
1967.10.24
申请号
US19640414594
申请日期
1964.11.30
申请人
HALLIBURTON COMPANY
发明人
FRYE JAMES A.
分类号
F16K15/18
主分类号
F16K15/18
代理机构
代理人
主权项
地址
您可能感兴趣的专利
Process and apparatus for the production of artificial grass
Liquid filter system
Shade roller capable of bearing heavy load
Railway truck bearing adapter
Sighting device with multifunction illuminated reticle structure
Portable computerized data communication device
Method and system for color grading of gemstones
Low dark current pixel with a guard drive active photodiode
Sesquiterpenoid derivatives having adipocyte differentiation inhibitory effect
Method of producing a refrigeration lubricant
GaN substrate and method of fabricating the same, nitride semiconductor device and method of fabricating the same
Arrangement in an IP node for preserving security-based sequences by ordering IP packets according to quality of service requirements prior to encryption
Mobile device with a combination camera and loudspeaker
Receiver, transceiver circuit, signal transmission method, and signal transmission system
Current drive circuit and display device using same, pixel circuit, and drive method
Low-resilience flexible polyurethane foam and process for producing the same
Player-banked four card poker game
Method and device for storing main information with associated additional information incorporated therein
Access control list processor
Variable frequency clock generator for synchronizing data rates between clock domains in radio frequency wireless communication systems
