Learn more

BETZDEARBORN INC

Overview
  • Total Patents
    790
About

BETZDEARBORN INC has a total of 790 patent applications. Its first patent ever was published in 1988. It filed its patents most often in United States, WIPO (World Intellectual Property Organization) and Canada. Its main competitors in its focus markets environmental technology, textiles and paper and basic materials chemistry are BETZ EUROP INC, BUCKMAN LABORATORIES INTERNATIONAL INC and NALCO CANADA INC.

Patent filings per year

Chart showing BETZDEARBORN INCs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Cheng Longchun 48
#2 Arhancet Graciela B 45
#3 Hart Paul R 42
#4 Chen Fu 40
#5 Nguyen Duy T 31
#6 Anderson Sydia B 28
#7 Cady Michael A 28
#8 Chen Haiwen 25
#9 Wright J Barry 25
#10 Connors Edward J 24

Latest patents

Publication Filing date Title
WO03037804A1 Odor control method
CA2405323A1 Magnetic separation of ores using sulfonated polymers
US2004010963A1 Lubricity additives for low sulfur hydrocarbon fuels
WO02102719A1 Method for inhibiting filamentous bacteria bulking
EP1253192A1 Anti-scuffing treatment for alkaline bottle washing systems
US2003052303A1 Method for controlling scale formation and deposition in aqueous systems
US6418958B1 Dual solid chemical feed system
US6444747B1 Water soluble copolymers
CA2399517A1 Method for enhancing biocidal activity
CA2563189A1 Method of stabilizing dye solutions and stabilized dye compositions
WO0111935A2 Method of sludge removal in pressurized water nuclear reactors
US6348440B1 Method of cleaning a metal surface
TW542858B Method and composition for inhibiting corrosion in aqueous systems
AU5833500A A central heating system flushing apparatus
CN1359430A Inhibition of corrosion in aqueous systems
WO0059834A1 Methods for inhibiting the production of slime in aqueous systems
CA2302108A1 Method for inhibiting oil adsorption onto steel mill scale
AU3492600A Hydrocarbon oil free defoamer
WO0046423A1 Cleaner composition and method of use thereof
US6375831B1 Inhibiting deposits in coke oven gas processing equipment