Learn more

DENPATSU FLY ASH

Overview
  • Total Patents
    35
About

DENPATSU FLY ASH has a total of 35 patent applications. Its first patent ever was published in 1977. It filed its patents most often in Japan, United States and Australia. Its main competitors in its focus markets basic materials chemistry, environmental technology and materials and metallurgy are HIDA SANGYO CO LTD, HEILONGJIANG AGRICULT INST and URALKALIJ AOOT.

Patent filings in countries

World map showing DENPATSU FLY ASHs patent filings in countries

Patent filings per year

Chart showing DENPATSU FLY ASHs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Segawa Hiroshi 31
#2 Akizuki Katsufumi 17
#3 Kawai Tokiyuki 3
#4 Suzuki Seisuke 3
#5 Tsunoda Masahiko 3
#6 Andou Hiroshi 3
#7 Takahashi Hideo 3
#8 Kawai Katsuyuki 2
#9 Mitsui Shigeo 2
#10 Shimizu Setsuo 1

Latest patents

Publication Filing date Title
JPH01157442A Air-entraining agent for cement composition containing fly ash
JPS598683A Pelletization drying method for potassium silicate fertilizer intermediate
JPS58167487A Method of reducing generation of nitrogen oxide in kiln during manufacture of potassium silicate fertilizer from fly ash
JPS58159833A Method for reducing nitrogen oxide generated in calcining furnace in production stage for potassium silicate fertilizer using fly ash as raw material
JPS5858140A Method for granulating and drying intermediate of potassium silicate fertilizer
JPS5788088A Method of pelletizing and drying intermediate of citric acid soluble granular potassium silicate fertilizer
JPS5742589A Dry granulation for manufacture of potassium silicate fertilizer
JPS56149313A Manufacture of porous substance
JPS56149397A Manufacture of citric acid soluble potassium silicate fertilizer
JPS56125289A Potassium silicate fertilizer manufacturing method and device
JPS56125288A Potassium silicate fertilizer coated with water-soluble potassium and manufacture
JPS56109883A Potassium silicate fertilizer manufacturing method and apparatus
JPS5692119A Method and apparatus for drying alpha-type hemihydrate gypsum
JPS5650192A Method and apparatus for manufacturing potassium silicate fertilizer
US4313753A Process for producing potassium silicate fertilizer and apparatus for practicing said process
JPS55104987A Potassium silicate fertilizer manufacturing method and apparatus
JPS5551784A Method and apparatus for manufacturing potassium silicate fertilizer
JPS5520218A Manufacture of citric acid soluble potassium silicate whose potassium source is from potassium sulfate
JPS557536A Apparatus for manufacturing potassium silicate fertilizer
JPS557535A Apparatus for manufacturing potassium silicate fertilizer