126446 ⎘
Regeneration of pulp liquors or effluent waste waters Concentrating spent liquor by evaporation
Sub-classes:EFFICIENT METHODS AND COMPOSITIONS FOR RECOVERY OF PRODUCTS FROM ORGANIC ACID PRETREATMENT OF PLANT MATERIALS
#2EFFICIENT METHODS AND COMPOSITIONS FOR RECOVERY OF PRODUCTS FROM ORGANIC ACID PRETREATMENT OF PLANT MATERIALS
#3EFFICIENT METHODS AND COMPOSITIONS FOR RECOVERY OF PRODUCTS FROM ORGANIC ACID PRETREATMENT OF PLANT MATERIALS
#4CATALYST FREE ORGANOSOLV PROCESS, SYSTEM, AND METHOD FOR FRACTIONATION OF LIGNOCELLULOSIC MATERIALS AND BIOPRODUCTS RECOVERY
#5RECOVERY BOILER STARTUP BURNER ASSEMBLY
#6Method and Apparatus for Improved Operation of Chemical Recovery Boilers
#7BLACK LIQUOR TREATMENT
#8Method for separating biomass components by ternary system
#9METHODS OF TREATING A KRAFT PROCESS RECOVERY CYCLE TO REDUCE METAL LEVELS AT THE KRAFT PROCESS
#10A METHOD AND ARRANGEMENT FOR MANAGING AND CONTROLLING NITROGEN EMISSION FROM A CYCLIC LIQUOR FLOW SYSTEM IN A PULP MILL
#11Method and apparatus for improved operation of chemical recovery boilers
#12METHOD FOR RECYCLING WASTE ARAMID-MICA COMPOSITE PAPER
#13Process for manufacturing an upgraded bio-oil from black liquor
#14Method and a system for adjusting PH of green liquor dregs
#15Determining the reduction rate of a recovery boiler
#16Method for preparing biomechanical unbleached pulp from wheat straw and full utilization of by-products thereof
#17Method for preparing unbleached biomechanical pulp by hot steam in coordination with biological enzyme treatment of wheat straw and full utilization of by-products thereof
#18METHOD FOR RECOVERING WATER AND CHEMICALS FROM PLANTS FOR TREATING EFFLUENTS FROM PULP AND PAPER FACTORIES
#19Combustion of streams derived from hot water extraction of wood material
#20Efficient methods and compositions for recovery of products from organic acid pretreatment of plant materials
#21RECOVERY BOILER STARTUP BURNER ASSEMBLY
#22CATALYST FREE ORGANOSOLV PROCESS, SYSTEM AND METHOD FOR FRACTIONATION OF LIGNOCELLULOSIC MATERIALS AND BIOPRODUCTS RECOVERY
#23Deicer composition and method of making
#24Heat transfer tube and method for manufacturing a heat transfer tube
#25Heat transfer tube and method for manufacturing a heat transfer tube
#26BOILER SYSTEM CONTROLLING FUEL TO A FURNACE BASED ON TEMPERATURE OF A STRUCTURE IN A SUPERHEATER SECTION
#27Heat transfer tube and method for manufacturing a heat transfer tube
#28Combustion of streams derived from hot water extraction of wood material
#29METHOD AND SYSTEM FOR TREATING SPENT PULPING LIQUOR
#30Process for isolation of hemicelluloses from biomass pulping process waters or spent liquors
#31Method and a system for quality optimization of green liquor
#32Acoustic emission system and method for predicting explosions in dissolving tank
#33BOILER SYSTEM CONTROLLING FUEL TO A FURNACE BASED ON TEMPERATURE OF A STRUCTURE IN A SUPERHEATER SECTION
#34System and process for pulping wood
#35Device and method for treating the black liquor resulting from pulping by hydrothermal liquefaction
#36Method for recovering chemicals and by-products from high-sulphidity pulping liquors
#37Continuous method for the precipitation of lignin from black liquor
#38Flared inlet insert for introducing flow into a flash tank
#39Boiler system controlling fuel to a furnace based on temperature of a structure in a superheater section
#40CONDITIONING OF SO2-ETHANOL-WATER SPENT LIQUOR FOR FERMENTATION BY CLOSTRIDIA
#41Processes for producing high-yield pulp and paper products
#42Advanced Methods for Sugar Production from Lignocellulosic Biomass and Fermenting Sugars to Microbial Lipids
#43Flash tank with flared inlet insert and method for introducing flow into a flash tank
#44System and method for conditioning a hardwood pulp liquid hydrolysate
#45Circular utilization method in pulping and papermaking processes with straw
#46System and method for conditioning a hardwood pulp liquid hydrolysate
#47Method And System Of Gasification
#48Method for extracting ammonium salt and methanol from a liquid obtained from foul condensates in a cellulose pulp mill
#49Method for recovering a low sodium content lignin fuel from black liquor
#50Method to recover chemicals in mechanical pulping
#51Recovery boiler plant and a method in a recovery boiler
#52Method and a device for preparing cellulose pulp
#53Cooking of cellulose pulp in a cooking liquor containing pre-evaporated black liquor
#54System and process for recovering heat from weak black liquor in a wood pulping process