Weiguo CHENG

Person

Naperville, IL, US

People

Patents Grantslast 30 patents

Information Patent Grant
Low molecular weight dry powder polymer for use as paper-making dry...
- Patent number 11,939,309
- Issue date Mar 26, 2024
- Ecolab USA Inc.
- Heqing Huang
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Process for fast dissolution of powder comprising low molecular wei...
- Patent number 11,718,696
- Issue date Aug 8, 2023
- Ecolab USA Inc.
- Heqing Huang
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Solution comprising an associative polymer and a cyclodextrin polymer
- Patent number 11,708,481
- Issue date Jul 25, 2023
- Ecolab USA Inc.
- Heqing Huang
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Dry polymer application method
- Patent number 11,214,926
- Issue date Jan 4, 2022
- Ecolab USA Inc.
- Robert M. Lowe
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Recovery of mining processing product using boronic acid-containing...
- Patent number 11,208,332
- Issue date Dec 28, 2021
- Ecolab USA Inc.
- Jing Wang
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Method for improving overflow clarity in production of coal
- Patent number 11,155,478
- Issue date Oct 26, 2021
- Ecolab USA Inc.
- Christopher Ryan Greulich
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Boronic acid containing polymers for papermaking process
- Patent number 11,035,080
- Issue date Jun 15, 2021
- Ecolab USA Inc.
- Zhiyi Zhang
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Low molecular weight dry powder polymer for use as paper-making dry...
- Patent number 10,920,065
- Issue date Feb 16, 2021
- Ecolab USA Inc.
- Heqing Huang
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Papermaking process of increasing ash content of a paper product an...
- Patent number 10,697,121
- Issue date Jun 30, 2020
- Ecolab USA Inc.
- Qinglong Rao
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Recovery of mining processing product using boronic acid-containing...
- Patent number 10,427,950
- Issue date Oct 1, 2019
- Ecolab USA Inc.
- Jing Wang
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Method of improving dewatering efficiency, increasing sheet wet web...
- Patent number 10,145,067
- Issue date Dec 4, 2018
- Ecolab USA Inc.
- Yulin Zhao
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Use of nanocrystaline cellulose and polymer grafted nanocrystaline...
- Patent number 10,132,040
- Issue date Nov 20, 2018
- Ecolab USA Inc.
- David J. Castro
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Hydrazide crosslinked polymer emulsions for use in crude oil recovery
- Patent number 10,035,946
- Issue date Jul 31, 2018
- Ecolab USA Inc.
- Mingli Wei
- E21 - EARTH DRILLING MINING
Information Patent Grant
Enhancement of dewatering using soy flour or soy protein
- Patent number 10,000,393
- Issue date Jun 19, 2018
- Ecolab USA Inc.
- Prasad Y. Duggirala
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Wet end chemicals for dry end strength in paper
- Patent number 9,951,475
- Issue date Apr 24, 2018
- Ecolab USA Inc.
- Weiguo Cheng
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Anionic preflocculation of fillers used in papermaking
- Patent number 9,752,283
- Issue date Sep 5, 2017
- Ecolab USA Inc.
- Weiguo Cheng
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Wet end chemicals for dry end strength in paper
- Patent number 9,567,708
- Issue date Feb 14, 2017
- Ecolab USA Inc.
- Weiguo Cheng
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Furnish pretreatment to improve paper strength aid performance in p...
- Patent number 9,506,202
- Issue date Nov 29, 2016
- Nalco Company
- Yulin Zhao
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method of improving dewatering efficiency, increasing sheet wet web...
- Patent number 9,487,916
- Issue date Nov 8, 2016
- Nalco Company
- Yulin Zhao
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Use of nanocrystaline cellulose and polymer grafted nanocrystaline...
- Patent number 9,410,288
- Issue date Aug 9, 2016
- Ecolab USA Inc.
- David A. Castro
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Use of nanocrystaline cellulose and polymer grafted nanocrystaline...
- Patent number 9,303,360
- Issue date Apr 5, 2016
- Ecolab USA Inc.
- David A. Castro
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method of increasing paper strength by using natural gums and dry s...
- Patent number 9,181,657
- Issue date Nov 10, 2015
- Nalco Company
- David J. Castro
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Use of nanocrystaline cellulose and polymer grafted nanocrystaline...
- Patent number 9,034,145
- Issue date May 19, 2015
- Ecolab USA Inc.
- David J. Castro
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Wet end chemicals for dry end strength
- Patent number 8,894,817
- Issue date Nov 25, 2014
- Ecolab USA Inc.
- Weiguo Cheng
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Furnish pretreatment to improve paper strength aid performance in p...
- Patent number 8,882,964
- Issue date Nov 11, 2014
- Nalco Company
- Yulin Zhao
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Enhancement of sheet dewatering using soy flour or soy protein
- Patent number 8,858,759
- Issue date Oct 14, 2014
- Ecolab USA Inc.
- Prasad Duggirala
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Preflocculation of fillers used in papermaking
- Patent number 8,778,140
- Issue date Jul 15, 2014
- Nalco Company
- Weiguo Cheng
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Controllable filler prefloculation using a dual polymer system
- Patent number 8,747,617
- Issue date Jun 10, 2014
- Nalco Company
- Weiguo Cheng
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method to increase dewatering, sheet wet web strength and wet stren...
- Patent number 8,709,208
- Issue date Apr 29, 2014
- Nalco Company
- Yulin Zhao
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method of increasing filler content in papermaking
- Patent number 8,647,472
- Issue date Feb 11, 2014
- Nalco Company
- Weiguo Cheng
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE

Patents Applicationslast 30 patents

Information Patent Application
USE OF MODIFIED LIGNIN AS A WET END STRENGTH ADDITIVE
- Publication number 20240344271
- Publication date Oct 17, 2024
- ECOLAB USA INC.
- David Steven JORDAN
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
LOW MOLECULAR WEIGHT DRY POWDER POLYMER FOR USE AS PAPER-MAKING DRY...
- Publication number 20240262802
- Publication date Aug 8, 2024
- ECOLAB USA INC.
- Heqing Huang
- C07 - ORGANIC CHEMISTRY
Information Patent Application
COMPOSITIONS AND METHODS FOR PAPERMAKING
- Publication number 20240068168
- Publication date Feb 29, 2024
- ECOLAB USA INC.
- Mingli WEI
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
STRENGTH IMPROVEMENT VIA SPRAYBOOM APPLICATION
- Publication number 20230313467
- Publication date Oct 5, 2023
- ECOLAB USA INC.
- David Steven JORDAN
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
NOVEL COMPOSITION AND METHOD FOR PAPERMAKING
- Publication number 20230078847
- Publication date Mar 16, 2023
- ECOLAB USA INC.
- Mingli WEI
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
SOLUTION COMPRISING AN ASSOCIATIVE POLYMER AND A CYCLODEXTRIN POLYMER
- Publication number 20210230400
- Publication date Jul 29, 2021
- ECOLAB USA INC.
- Heqing Huang
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
LOW MOLECULAR WEIGHT DRY POWDER POLYMER FOR USE AS PAPER-MAKING DRY...
- Publication number 20210040309
- Publication date Feb 11, 2021
- ECOLAB USA INC.
- Heqing Huang
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
PROCESS FOR FAST DISSOLUTION OF POWDER COMPRISING LOW MOLECULAR WEI...
- Publication number 20200255569
- Publication date Aug 13, 2020
- ECOLAB USA INC.
- Heqing Huang
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
DRY POLYMER APPLICATION METHOD
- Publication number 20200248409
- Publication date Aug 6, 2020
- ECOLAB USA INC.
- Robert M. Lowe
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
RECOVERY OF MINING PROCESSING PRODUCT USING BORONIC ACID-CONTAINING...
- Publication number 20200024148
- Publication date Jan 23, 2020
- ECOLAB USA INC.
- Jing WANG
- C01 - INORGANIC CHEMISTRY
Information Patent Application
BORONIC ACID CONTAINING POLYMERS FOR PAPERMAKING PROCESS
- Publication number 20180327972
- Publication date Nov 15, 2018
- ECOLAB USA INC.
- Zhiyi ZHANG
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Method for Improving Overflow Clarity in Production of Coal
- Publication number 20180016166
- Publication date Jan 18, 2018
- ECOLAB USA INC.
- Christopher Ryan Greulich
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Application
Low Molecular Weight Dry Powder Polymer for Use as Paper-Making Dry...
- Publication number 20170355846
- Publication date Dec 14, 2017
- ECOLAB USA INC.
- Heqing Huang
- C07 - ORGANIC CHEMISTRY
Information Patent Application
A Papermaking Process of Increasing Ash Content of a Paper Product...
- Publication number 20170328004
- Publication date Nov 16, 2017
- ECOLAB USA INC.
- Qinglong Rao
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
ANIONIC PREFLOCCULATION OF FILLERS USED IN PAPERMAKING
- Publication number 20170254022
- Publication date Sep 7, 2017
- NALCO COMPANY
- Weiguo Cheng
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
HYDRAZIDE CROSSLINKED POLYMER EMULSIONS FOR USE IN CRUDE OIL RECOVERY
- Publication number 20170240799
- Publication date Aug 24, 2017
- ECOLAB USA INC.
- Mingli Wei
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
RECOVERY OF MINING PROCESSING PRODUCT USING BORONIC ACID-CONTAINING...
- Publication number 20170158522
- Publication date Jun 8, 2017
- ECOLAB USA Inc.
- Jing WANG
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
WET END CHEMICALS FOR DRY END STRENGTH IN PAPER
- Publication number 20170121909
- Publication date May 4, 2017
- ECOLAB USA INC.
- Weiguo Cheng
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
METHOD OF IMPROVING DEWATERING EFFICIENCY, INCREASING SHEET WET WEB...
- Publication number 20170009399
- Publication date Jan 12, 2017
- NALCO COMPANY
- Yulin Zhao
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
USE OF NANOCRYSTALINE CELLULOSE AND POLYMER GRAFTED NANOCRYSTALINE...
- Publication number 20160312410
- Publication date Oct 27, 2016
- ECOLAB USA INC.
- David J. Castro
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
ENHANCEMENT OF DEWATERING USING SOY FLOUR OR SOY PROTEIN
- Publication number 20160200600
- Publication date Jul 14, 2016
- ECOLAB USA INC.
- Prasad Y. Duggirala
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Application
WET END CHEMICALS FOR DRY END STRENGTH IN PAPER
- Publication number 20150197893
- Publication date Jul 16, 2015
- ECOLAB USA INC.
- Weiguo Cheng
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
ANIONIC PREFLOCCULATION OF FILLERS USED IN PAPERMAKING
- Publication number 20150167245
- Publication date Jun 18, 2015
- NALCO COMPANY
- Weiguo Cheng
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
FURNISH PRETREATMENT TO IMPROVE PAPER STRENGTH AID PERFORMANCE IN P...
- Publication number 20150059998
- Publication date Mar 5, 2015
- NALCO COMPANY
- Yulin Zhao
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
USE OF NANOCRYSTALINE CELLULOSE AND POLYMER GRAFTED NANOCRYSTALINE...
- Publication number 20150041088
- Publication date Feb 12, 2015
- Ecolab USA Inc.
- David A. Castro
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
USE OF NANOCRYSTALINE CELLULOSE AND POLYMER GRAFTED NANOCRYSTALINE...
- Publication number 20150041089
- Publication date Feb 12, 2015
- Ecolab USA Inc.
- David A. Castro
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
USE OF NANOCRYSTALINE CELLULOSE AND POLYMER GRAFTED NANOCRYSTALINE...
- Publication number 20150041091
- Publication date Feb 12, 2015
- Ecolab USA Inc.
- David J. Castro
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
ENHANCEMENT OF WASTEWATER SLUDGE DEWATERING USING SOY FLOUR OR SOY...
- Publication number 20150034563
- Publication date Feb 5, 2015
- Ecolab USA Inc.
- Prasad Duggirala
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Application
METHOD OF INCREASING PAPER STRENGTH BY USING NATURAL GUMS AND DRY S...
- Publication number 20140182800
- Publication date Jul 3, 2014
- David J. Castro
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
METHOD TO INCREASE DEWATERING, SHEET WET WEB STRENGTH AND WET STREN...
- Publication number 20130306261
- Publication date Nov 21, 2013
- Yulin ZHAO
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE

Weiguo CHENG

Person

Patents Grantslast 30 patents

Low molecular weight dry powder polymer for use as paper-making dry...

Process for fast dissolution of powder comprising low molecular wei...

Solution comprising an associative polymer and a cyclodextrin polymer

Dry polymer application method

Recovery of mining processing product using boronic acid-containing...

Method for improving overflow clarity in production of coal

Boronic acid containing polymers for papermaking process

Low molecular weight dry powder polymer for use as paper-making dry...

Papermaking process of increasing ash content of a paper product an...

Recovery of mining processing product using boronic acid-containing...

Method of improving dewatering efficiency, increasing sheet wet web...

Use of nanocrystaline cellulose and polymer grafted nanocrystaline...

Hydrazide crosslinked polymer emulsions for use in crude oil recovery

Enhancement of dewatering using soy flour or soy protein

Wet end chemicals for dry end strength in paper

Anionic preflocculation of fillers used in papermaking

Wet end chemicals for dry end strength in paper

Furnish pretreatment to improve paper strength aid performance in p...

Method of improving dewatering efficiency, increasing sheet wet web...

Use of nanocrystaline cellulose and polymer grafted nanocrystaline...

Use of nanocrystaline cellulose and polymer grafted nanocrystaline...

Method of increasing paper strength by using natural gums and dry s...

Use of nanocrystaline cellulose and polymer grafted nanocrystaline...

Wet end chemicals for dry end strength

Furnish pretreatment to improve paper strength aid performance in p...

Enhancement of sheet dewatering using soy flour or soy protein

Preflocculation of fillers used in papermaking

Controllable filler prefloculation using a dual polymer system

Method to increase dewatering, sheet wet web strength and wet stren...

Method of increasing filler content in papermaking

Patents Applicationslast 30 patents

USE OF MODIFIED LIGNIN AS A WET END STRENGTH ADDITIVE

LOW MOLECULAR WEIGHT DRY POWDER POLYMER FOR USE AS PAPER-MAKING DRY...

COMPOSITIONS AND METHODS FOR PAPERMAKING

STRENGTH IMPROVEMENT VIA SPRAYBOOM APPLICATION

NOVEL COMPOSITION AND METHOD FOR PAPERMAKING

SOLUTION COMPRISING AN ASSOCIATIVE POLYMER AND A CYCLODEXTRIN POLYMER

LOW MOLECULAR WEIGHT DRY POWDER POLYMER FOR USE AS PAPER-MAKING DRY...

PROCESS FOR FAST DISSOLUTION OF POWDER COMPRISING LOW MOLECULAR WEI...

DRY POLYMER APPLICATION METHOD

RECOVERY OF MINING PROCESSING PRODUCT USING BORONIC ACID-CONTAINING...

BORONIC ACID CONTAINING POLYMERS FOR PAPERMAKING PROCESS

Method for Improving Overflow Clarity in Production of Coal

Low Molecular Weight Dry Powder Polymer for Use as Paper-Making Dry...

A Papermaking Process of Increasing Ash Content of a Paper Product...

ANIONIC PREFLOCCULATION OF FILLERS USED IN PAPERMAKING

HYDRAZIDE CROSSLINKED POLYMER EMULSIONS FOR USE IN CRUDE OIL RECOVERY

RECOVERY OF MINING PROCESSING PRODUCT USING BORONIC ACID-CONTAINING...

WET END CHEMICALS FOR DRY END STRENGTH IN PAPER

METHOD OF IMPROVING DEWATERING EFFICIENCY, INCREASING SHEET WET WEB...

USE OF NANOCRYSTALINE CELLULOSE AND POLYMER GRAFTED NANOCRYSTALINE...

ENHANCEMENT OF DEWATERING USING SOY FLOUR OR SOY PROTEIN

WET END CHEMICALS FOR DRY END STRENGTH IN PAPER

ANIONIC PREFLOCCULATION OF FILLERS USED IN PAPERMAKING

FURNISH PRETREATMENT TO IMPROVE PAPER STRENGTH AID PERFORMANCE IN P...

USE OF NANOCRYSTALINE CELLULOSE AND POLYMER GRAFTED NANOCRYSTALINE...

USE OF NANOCRYSTALINE CELLULOSE AND POLYMER GRAFTED NANOCRYSTALINE...

USE OF NANOCRYSTALINE CELLULOSE AND POLYMER GRAFTED NANOCRYSTALINE...

ENHANCEMENT OF WASTEWATER SLUDGE DEWATERING USING SOY FLOUR OR SOY...

METHOD OF INCREASING PAPER STRENGTH BY USING NATURAL GUMS AND DRY S...

METHOD TO INCREASE DEWATERING, SHEET WET WEB STRENGTH AND WET STREN...