126451 ⎘
Regeneration of pulp liquors or effluent waste waters; Combustion of pulp liquors Decomposition of the pulp liquors in reducing atmosphere or in the absence of oxidants, i.e. gasification or pyrolysis
Sub-classes:TREATING BLACK LIQUOR WITH ACIDIC BIOMASS FOR LIGNIN RECOVERY
#2METHOD FOR THE GASIFICATION OF A BLACK LIQUOR
#3Process for refining fiber and deriving chemical co-products from biomass
#4Process for manufacturing an upgraded bio-oil from black liquor
#5Anaerobic digestion system
#6ANAEROBIC DIGESTION SYSTEM AND METHOD
#7ANAEROBIC DIGESTION SYSTEM AND METHOD
#8Recover of inorganic chemicals of the pulp and paper making processes using microwaves and related techniques
#9Process for the preparation of aromatic compounds
#10Anaerobic digestion system and method
#11Process for treating black liquor
#12Device and method for treating the black liquor resulting from pulping by hydrothermal liquefaction
#13METHOD AND EQUIPMENT FOR TREATMENT OF BLACK LIQUOR AT PULP MILL
#14HYBRID BIOREFINING AND GASIFICATION OF LIGNOCELLULOSIC FEEDSTOCKS
#15GASIFICATION OF SULPHITE THICK LIQUOR
#16Method and apparatus for processing black liquor of pulp mill
#17Method and equipment for treatment of black liquor at pulp mill
#18Process for the preparation of synthesis gas from black liquor
#19Apparatus and method for producing energy at a pulp mill
#20Methods for producing pulp and treating black liquor
#21Method for treatment of spent liquor
#22Retractable liquor gun holder for a recovery furnace
#23Cellulose based biodegradable absorptive filter and method of making
#24Method for making an adsorptive air filter
#25Biodegradable air filter from date palm and method of fabrication thereof