GB1119468A - Method and apparatus for controlling the concentration of an ingredient of an aqueous process liquor - Google Patents

Method and apparatus for controlling the concentration of an ingredient of an aqueous process liquor

Info

Publication number
GB1119468A
GB1119468A GB1119467A GB1119467A GB1119468A GB 1119468 A GB1119468 A GB 1119468A GB 1119467 A GB1119467 A GB 1119467A GB 1119467 A GB1119467 A GB 1119467A GB 1119468 A GB1119468 A GB 1119468A
Authority
GB
United Kingdom
Prior art keywords
solution
concentration
march
ingredient
controlling
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
GB1119467A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Pyrene Co Ltd
Original Assignee
Pyrene Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Pyrene Co Ltd filed Critical Pyrene Co Ltd
Publication of GB1119468A publication Critical patent/GB1119468A/en
Expired legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C23COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23CCOATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C22/00Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
    • C23C22/73Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals characterised by the process
    • C23C22/77Controlling or regulating of the coating process
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/02Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance
    • G01N27/04Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance
    • G01N27/06Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of a liquid

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
GB1119467A 1966-03-25 1967-03-09 Method and apparatus for controlling the concentration of an ingredient of an aqueous process liquor Expired GB1119468A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEM0068911 1966-03-25

Publications (1)

Publication Number Publication Date
GB1119468A true GB1119468A (en) 1968-07-10

Family

ID=7312829

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1119467A Expired GB1119468A (en) 1966-03-25 1967-03-09 Method and apparatus for controlling the concentration of an ingredient of an aqueous process liquor

Country Status (5)

Country Link
BE (1) BE695424A (cs)
DE (1) DE1598784A1 (cs)
FR (1) FR1508885A (cs)
GB (1) GB1119468A (cs)
NL (1) NL6701876A (cs)

Also Published As

Publication number Publication date
FR1508885A (fr) 1968-01-05
NL6701876A (cs) 1967-09-26
DE1598784A1 (de) 1971-01-14
BE695424A (cs) 1967-08-14

Similar Documents

Publication Publication Date Title
GB463727A (en) Improvements connected with evaporators
GB1119468A (en) Method and apparatus for controlling the concentration of an ingredient of an aqueous process liquor
SE8101270L (sv) Nya derivat av lignosulfonsyra samt framstellning och anvendning derav
ES8306468A1 (es) Procedimiento para la concentracion de soluciones acuosas deglicoles
GB1124961A (en) Improvements in or relating to apparatus for water level measurement in pressure vessels
JPS5528954A (en) Stabilization of alkaline aqueous solution of dioxythiourea
GB1212772A (en) Paint stripping composition & method
GB1309425A (en) Process for fixing electroscopic powder images
JPS5549196A (en) Control method for excess sludge extraction
JPS522593A (en) Diaphragm type vapor concentration meter
GB1322574A (en) Process and apparatus for reconverting foam to the initial liquid
JPS5374493A (en) Automatic continuous measuring appartus for quantity of metal in liquid
Emmott et al. A flame-photometric method for determining traces of calcium in lithium chloride
Gorchakov et al. Inhibiting Effect of Phosphoric Acid on the Corrosion of Stainless Steels in Hot Formaldehyde Solutions
JPS538188A (en) On-line measuring method for concentration of concentrated waste liquid
JPS56157360A (en) Damping-water supplier
JPS5297791A (en) Hydrogen concentration measuring apparatus
Clark et al. The photo-initiated hydrolysis of 3, 5-dimethoxybenzyl phosphates
JPS529686A (en) Electrodialysis process
GB963556A (en) A process for preventing deposition of boiler scale and corrosion in heating systems
JPS5276586A (en) Automatic control unit
JPS5230464A (en) Device for detecting the quantity of liquid
JPS52114087A (en) Preservation of liquid containing glucose-isomerase
JPS51140004A (en) Water level controlling device of steam extractor
GB1446074A (en) Apparatus for evaporating liquids