NO115238B - - Google Patents

Download PDF

Info

Publication number
NO115238B
NO115238B NO159278A NO15927865A NO115238B NO 115238 B NO115238 B NO 115238B NO 159278 A NO159278 A NO 159278A NO 15927865 A NO15927865 A NO 15927865A NO 115238 B NO115238 B NO 115238B
Authority
NO
Norway
Prior art keywords
legs
pair
slot
ladder
leg
Prior art date
Application number
NO159278A
Other languages
English (en)
Norwegian (no)
Inventor
G Molinet
A Lavion
Original Assignee
Aquitaine Petrole
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 Aquitaine Petrole filed Critical Aquitaine Petrole
Publication of NO115238B publication Critical patent/NO115238B/no

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
    • C23FNON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
    • C23F11/00Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent
    • C23F11/08Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent in other liquids
    • C23F11/10Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent in other liquids using organic inhibitors
    • C23F11/14Nitrogen-containing compounds
    • C23F11/144Aminocarboxylic acids
    • 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
    • C23FNON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
    • C23F11/00Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent
    • C23F11/08Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent in other liquids
    • C23F11/10Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent in other liquids using organic inhibitors

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Preventing Corrosion Or Incrustation Of Metals (AREA)
  • Anti-Oxidant Or Stabilizer Compositions (AREA)
  • Ladders (AREA)
NO159278A 1964-08-13 1965-08-09 NO115238B (fi)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR985085A FR1411871A (fr) 1964-08-13 1964-08-13 Inhibiteur de corrosion

Publications (1)

Publication Number Publication Date
NO115238B true NO115238B (fi) 1968-09-02

Family

ID=8836618

Family Applications (1)

Application Number Title Priority Date Filing Date
NO159278A NO115238B (fi) 1964-08-13 1965-08-09

Country Status (14)

Country Link
US (1) US3357924A (fi)
AT (1) AT256585B (fi)
BE (1) BE668248A (fi)
CH (1) CH445250A (fi)
DE (1) DE1521981B2 (fi)
ES (1) ES316176A1 (fi)
FI (1) FI45113C (fi)
FR (1) FR1411871A (fi)
GB (1) GB1096930A (fi)
IL (1) IL24096A (fi)
NL (1) NL6510574A (fi)
NO (1) NO115238B (fi)
OA (1) OA01788A (fi)
SE (1) SE313963B (fi)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2942864C2 (de) * 1979-10-24 1986-11-20 Hüls AG, 4370 Marl Kavitationshemmmende, frostsichere Wärmeübertragungsflüssigkeit

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE390398A (fi) * 1931-08-14
US2396938A (en) * 1944-01-22 1946-03-19 Martin Dennis Company Method of treating boilers
US2818388A (en) * 1954-01-04 1957-12-31 Stepan Chemical Co Corrosion inhibition
US2948683A (en) * 1954-01-04 1960-08-09 Stephan Chemical Company Corrosion inhibition of dimethyl sulfoxide
US3055749A (en) * 1959-04-16 1962-09-25 Exxon Research Engineering Co Additives for modifying the electrical properties of combustible organic liquids
US3116105A (en) * 1961-02-15 1963-12-31 Dearborn Chemicals Co Zinc-sodium polyphosphate, sodium polyphosphate, chelating agent corrosion inhibiting composition

Also Published As

Publication number Publication date
FR1411871A (fr) 1965-09-24
BE668248A (fi) 1966-02-14
IL24096A (en) 1969-05-28
SE313963B (fi) 1969-08-25
NL6510574A (fi) 1966-02-14
FI45113C (fi) 1972-03-10
GB1096930A (en) 1967-12-29
FI45113B (fi) 1971-11-30
CH445250A (fr) 1967-10-15
OA01788A (fr) 1970-01-14
US3357924A (en) 1967-12-12
AT256585B (de) 1967-08-25
DE1521981A1 (de) 1970-02-12
ES316176A1 (es) 1966-03-16
DE1521981B2 (de) 1971-12-09

Similar Documents

Publication Publication Date Title
US3933221A (en) Ladder adjusting and stabilizing apparatus
US5857544A (en) Independent mobile work ladder support stand
HUE029463T2 (en) Folding ladder
US6698550B2 (en) Adjustable step ladder
CA2844561C (en) Collapsible safe ladder
JP2020007792A (ja) 簡易足場兼用脚立
US8360204B2 (en) Self-adjusting ladder leveling device
NO115238B (fi)
US2964122A (en) Scaffold
FR2576349A1 (fr) Appareil elevateur pour echafaudage
FR2926106A1 (fr) Escabeau avec plateforme rabattable et jambes d'appui ecartables
KR102188143B1 (ko) 개량된 입상 지지구조를 갖는 안전 사다리
US3098540A (en) Scaffold
US6749041B1 (en) Joist scaffold unit
US3396815A (en) Ladder with transport wheels
US20060076190A1 (en) Step ladder
US3464518A (en) Scaffold structure
US1155125A (en) Ladder.
US2890823A (en) Self-levelling ladder
NO752528L (fi)
US1361828A (en) c clowes
BE851135A (fr) Contreventement formant garde-corps d'un niveau de travail d'un echafaudage
US1033389A (en) Scaffold.
US806915A (en) Step-ladder.
KR102655803B1 (ko) 사다리