Inventor

HU ZHENQING

CN8 patents

⚠️ This page may combine multiple inventors who share the name “HU ZHENQING”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

XIAMEN LOTA INT CO LTD

3 patents

US7776163B2Aug 17, 2010

Lead-free free-cutting aluminum brass alloy and its manufacturing method

XIAMEN LOTA INT CO LTD11 citations81

US11028464B2Jun 8, 2021

Lead-free easy-to-cut corrosion-resistant brass alloy with good thermoforming performance

XIAMEN LOTA INT CO LTD0 citations56

US11028465B2Jun 8, 2021

Low-cost lead-free dezincification-resistant brass alloy for casting

XIAMEN LOTA INT CO LTD0 citations53

XU CHUANKAI

3 patents

US8273192B2Sep 25, 2012

Lead-free, bismuth-free free-cutting phosphorous brass alloy

XU CHUANKAI4 citations57

US8580191B2Nov 12, 2013

Brass alloys having superior stress corrosion resistance and manufacturing method thereof

XU CHUANKAI1 citations47

US8425697B2Apr 23, 2013

Tin-free lead-free free-cutting magnesium brass alloy

XU CHUANKAI1 citations47

XU CHANKAI

1 patent

US8273193B2Sep 25, 2012

Lead-free, bismuth-free free-cutting silicon brass alloy

XU CHANKAI11 citations73

HU ZHENQING

1 patent

US8568656B2Oct 29, 2013

Environment-friendly manganese brass alloy and manufacturing method thereof

HU ZHENQING1 citations39