首页
论文数据库
SCI论文数据库
中文期刊数据库
硕博士论文数据库
专利库
专家库
企业库
产品库
登录
搜索
国家/地区
中国(2)
IPC部
F(2)
IPC大类
F25(2)
IPC小类
F25B(2)
IPC
F25B030/06(2)
发明人
公开年
申请年
2021(2)
专利权人
Cast-in-place heat exchange pile-wall support structure has heat exchange pipe section pre-embedded in lower baffle wall and lower pile portion, and heat exchange tube which is filled with heat exchange liquid.
DING X, CHEN Z, ZHAO H, WANG C
Graphene pert ground source heat pump pipe, has limiting rod embedded in nut, where side end of limiting rod is provided with fixing rod, and fixing rod is embedded on side end.
LIU D
上一页
当前第
1
页 共
2
条
下一页