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SURE ALLOY STEEL CORP

Overview
  • Total Patents
    30
About

SURE ALLOY STEEL CORP has a total of 30 patent applications. Its first patent ever was published in 1990. It filed its patents most often in United States, Canada and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets machines, thermal processes and chemical engineering are EMERICK GEORGE S, WARK RICKEY E and ZHENGZHOU MEIJUN MACHINERY EQUIPMENT CO LTD.

Patent filings in countries

World map showing SURE ALLOY STEEL CORPs patent filings in countries

Patent filings per year

Chart showing SURE ALLOY STEEL CORPs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Wark Rickey E 29
#2 Nardi John Anthony 12
#3 Wark Rickey Edward 1

Latest patents

Publication Filing date Title
US6409108B1 Damage-resistant deflector vane
US6494151B1 Exhauster diffuser discharge valve
US6257415B1 Multi-outlet diffuser system for classifier cones
US6234090B1 Linear diffuser for balancing coal flow
US6186079B1 Linear diffuser for balancing coal flow
CA2243834A1 Improved classifier vane for coal mills
US6055914A Pre-riffle box mixing device for coal-fired power plant
US6004097A Coal mill exhauster fan
US5957300A Classifier vane for coal mills
CA2251514A1 Improved classifier vane for coal mills
US5873156A Coal pulverizer and method of improving flow therein
US5819947A Classifier cage for rotating mill pulverizers
CA2166941A1 Improved coal pulverizer classifier cone and control system
US5386619A Coal pulverizer and method of improving flow therein
US5363776A Exhauster inlet venturi
CA2076170A1 Self-cleaning coal bypass and debris separation grid assembly with rotary clearing mechanism
CA2071668A1 Adjustable flow rate device for rotating vane pulverizer
US5310065A Self-cleaning coal bypass and debris separation grid assembly with rotary clearing mechanism
US5215259A Replaceable insert burner nozzle