SEARCH RESULTS for assignee:"PETROCHINA COMPANY LIMITED"

Showing 1 to 16 of 16 results

Last Update Patent(s) Assignor(s) Orig. Assignee(s) Assignee(s) Reel/Frame
31-May-2018

(X0) 1: METHOD AND APPARATUS FOR PROCESSING SEISMIC DATA

(A1) 2: METHOD AND APPARATUS FOR PROCESSING SEISMIC DATA

ZHANG, GUANGRONG

XIAO, FUSEN

RAN, QI

ZHANG, SHIRONG

YU, YI

LIAO, QI

MA, BO

LIANG, HAN

CHEN, KANG

ZHANG, XUAN

LU, XIAOMIN

PETROCHINA COMPANY LIMITED

44813/667

15-May-2018

(X0) 1: PHOSPHORUS-CONTAINING ULTRASTABLE Y-TYPE RARE EARTH MOLECULAR SIEVE AND PREPARATION METHOD THEREFOR

(A1) 2: PHOSPHORUS-CONTAINING ULTRASTABLE Y-TYPE RARE EARTH MOLECULAR SIEVE AND PREPARATION METHOD THEREFOR

(B2) 9: PHOSPHORUS-CONTAINING ULTRASTABLE Y-TYPE RARE EARTH MOLECULAR SIEVE AND PREPARATION METHOD THEREFOR

GAO, XIONGHOU

ZHANG, HAITAO

LI, DI

LI, XUELI

DUAN, HONGCHANG

TAN, ZHENGGUO

LIU, CHAOWEI

ZHENG, YUNFENG

HUANG, XIAOLIANG

CAI, JINJUN

ZHANG, CHENXI

PAN, ZHISHUANG

CAO, GENGZHEN

PETROCHINA COMPANY LIMITED

34769/231

15-May-2018

(X0) 1: CATALYTIC CRACKING CATALYST FOR HIGH-EFFICIENCY CONVERSION OF HEAVY OIL AND PREPARATION METHOD THEREOF

(A1) 2: CATALYTIC CRACKING CATALYST FOR HIGH-EFFICIENCY CONVERSION OF HEAVY OIL AND PREPARATION METHOD THEREOF

(B2) 9: CATALYTIC CRACKING CATALYST FOR HIGH-EFFICIENCY CONVERSION OF HEAVY OIL AND PREPARATION METHOD THEREOF

GAO, XIONGHOU

ZHANG, HAITAO

LI, DI

TAN, ZHENGGUO

DUAN, HONGCHANG

LI, XUELI

LIU, CHAOWEI

ZHENG, YUNFENG

HUANG, XIAOLIANG

CAI, JINJUN

PAN, ZHISHUANG

SUN, XUEQIN

PETROCHINA COMPANY LIMITED

34769/216

10-May-2018

(X0) 1: Hydrophobically modified nanocellulose crystal and a method for hydrophobic grafting modification of nanocellulose crystals

(A1) 2: Hydrophobically modified nanocellulose crystal and a method for hydrophobic grafting modification of nanocellulose crystals

LUO, JIANHUI

ZHANG, XINXIANG

PENG, BAOLIANG

WANG, PINGMEI

DING, BIN

HE, LIPENG

GENG, XIANGFEI

PETROCHINA COMPANY LIMITED

43996/868

29-Mar-2018

(X0) 1: Core Holding System

(A1) 2: Core Holding System

ZHANG, YAPU

YANG, ZHENGMING

LIU, XUEWEI

HUO, HIATAO

LUO, YUTIAN

XIONG, SHENGCHUN

HE, YING

PETROCHINA COMPANY LIMITED

42002/519

29-Mar-2018

(X0) 1: Core Holding System

(A1) 2: Core Holding System

HOU, HAITAO

ZHANG, YAPU

YANG, ZHENGMING

LIU, XUEWEI

LUO, YUTIAN

XIONG, SHENGCHUN

HE, YING

PETROCHINA COMPANY LIMITED

42643/651

29-Mar-2018

(X0) 1: Method and Device for Testing Wettability of Dense Oil Reservoir

(A1) 2: Method and Device for Testing Wettability of Dense Oil Reservoir

YANG, ZHENGMING

LUO, YUTIAN

WANG, XUEWU

LIU, XUWEI

XIONG, SHENGEHUN

ZHANG, YAPU

HE, YING

PETROCHINA COMPANY LIMITED

43229/923

29-Mar-2018

(X0) 1: Method and Device for Testing Wettability of Dense Oil Reservoir

(A1) 2: Method and Device for Testing Wettability of Dense Oil Reservoir

YANG, ZHENGMING

LUO, YUTIAN

WANG, XUEWU

LIU, XUEWEI

XIONG, SHENGCHUN

PETROCHINA COMPANY LIMITED

43314/919

29-Mar-2018

(X0) 1: Method and Device for Testing Wettability of Dense Oil Reservoir

(A1) 2: Method and Device for Testing Wettability of Dense Oil Reservoir

YANG, ZHENGMING

LUO, YUTIAN

WANG, XUEWU

LIU, XUEWEI

XIONG, SHENGCHUN

ZHANG, YAPU

HE, YING

PETROCHINA COMPANY LIMITED

43582/589

29-Mar-2018

(X0) 1: Method and Device for Testing Wettability of Dense Oil Reservoir

(A1) 2: Method and Device for Testing Wettability of Dense Oil Reservoir

YANG, ZHENGMING

LUO, YUTIAN

WANG, XUEWU

LIU, XUEWEI

XIONG, SHENGCHUN

ZHANG, YAPU

HE, YING

PETROCHINA COMPANY LIMITED

44288/812

29-Mar-2018

(X0) 1: Method and Device for Testing Wettability of Dense Oil Reservoir

(A1) 2: Method and Device for Testing Wettability of Dense Oil Reservoir

YANG, ZHENGMING

LUO, YUTIAN

WANG, XUEWU

LIU, XUEWEI

XIONG, SHENGCHUN

ZHANG, YAPU

HE, YING

PETROCHINA COMPANY LIMITED

44616/719

22-Mar-2018

(X0) 1: METALLOCENE COMPLEX WITH A HETEROATOM-CONTAINING PI-LIGAND AND PREPARATION METHOD THEREFOR, CATALYST SYSTEM CONTAINING THE SAME AND USE THEREOF

(A1) 2: METALLOCENE COMPLEX WITH A HETEROATOM-CONTAINING PI-LIGAND AND PREPARATION METHOD THEREFOR, CATALYST SYSTEM CONTAINING THE SAME AND USE THEREOF

XIN, SHIXUAN

LANG, XIAOMEI

XUE, SHAN

LI, XINLE

HU, HONGFAN

SUN, XIN

ZHANG, XUEQIN

ZHOU, SHENGYUAN

RAN, YIN

LI, BOTIAN

ZHU, BOCHAO

JIA, JUNJI

QU, JINGPING

SONG, YUMING

XIE, YAMEI

MU, YING

GAO, WEI

LIU, JINGLONG

PETROCHINA COMPANY LIMITED

44386/54

01-Mar-2018

(X0) 1: METHOD FOR DETERMINING OIL CONTENTS IN ROCK FORMATIONS

(A1) 2: METHOD FOR DETERMINING OIL CONTENTS IN ROCK FORMATIONS

TIAN, HUA

LIU, KEYU

LU, XUESONG

FAN, JUNJIA

LI, XIULI

ZHAO, MENGJUN

ZHUO, QINGONG

GONG, YANJIE

PETROCHINA COMPANY LIMITED

44260/924

13-Feb-2018

(X0) 1: High Light Received Heavy Oil Catalytic Cracking Catalyst and Preparation Method Therefor

(A1) 2: High Light Received Heavy Oil Catalytic Cracking Catalyst and Preparation Method Therefor

(B2) 9: High Light Received Heavy Oil Catalytic Cracking Catalyst and Preparation Method Therefor

GAO, XIONGHOU

ZHANG, HAITAO

DUAN, HONGCHANG

LI, DI

LI, XUELI

TAN, ZHENGGUO

HUANG, XIAOLIANG

CAI, JINJUN

ZHENG, YUNFENG

ZHANG, CHENXI

CAO, GENGZHEN

PETROCHINA COMPANY LIMITED

33685/349

23-Jan-2018

(X0) 1: BRIDGE-TYPE CONCENTRIC DIRECT READING TESTING AND COMMISSIONING INSTRUMENT

(A1) 2: BRIDGE-TYPE CONCENTRIC DIRECT READING TESTING AND COMMISSIONING INSTRUMENT

(B2) 9: BRIDGE-TYPE CONCENTRIC DIRECT READING TESTING AND COMMISSIONING INSTRUMENT

LIU, HE

PEI, XIAOHAN

SUN, FUCHAO

ZHENG, LICHEN

YANG, QINGHAI

GAO, YANG

PETROCHINA COMPANY LIMITED

36233/588

02-Jan-2018

(X0) 1: VISCOELASTIC SURFACTANT HAVING MULTIPLE HYDROPHOBIC AND HYDROPHILIC GROUPS AS FRACTURING FLUIDS

(A1) 2: VISCOELASTIC SURFACTANT HAVING MULTIPLE HYDROPHOBIC AND HYDROPHILIC GROUPS AS FRACTURING FLUIDS

(B2) 9: VISCOELASTIC SURFACTANT HAVING MULTIPLE HYDROPHOBIC AND HYDROPHILIC GROUPS AS FRACTURING FLUIDS

YANG, JIANG

LU, YONGJUN

GUAN, BAOSHAN

CUI, WEIXIANG

QIU, XIAOHUI

PETROCHINA COMPANY LIMITED

35890/636