NO123441B - - Google Patents
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- Publication number
- NO123441B NO123441B NO2538/68A NO253868A NO123441B NO 123441 B NO123441 B NO 123441B NO 2538/68 A NO2538/68 A NO 2538/68A NO 253868 A NO253868 A NO 253868A NO 123441 B NO123441 B NO 123441B
- Authority
- NO
- Norway
- Prior art keywords
- acids
- salts
- alkylsalicylic
- lubricant compositions
- mol
- Prior art date
Links
- 239000002253 acid Substances 0.000 claims description 49
- 150000003839 salts Chemical class 0.000 claims description 45
- 150000007513 acids Chemical class 0.000 claims description 40
- 239000000203 mixture Substances 0.000 claims description 40
- 229910052751 metal Inorganic materials 0.000 claims description 38
- 239000002184 metal Substances 0.000 claims description 38
- 239000000314 lubricant Substances 0.000 claims description 33
- -1 alkyl salicylic acids Chemical class 0.000 claims description 27
- 150000002739 metals Chemical class 0.000 claims description 25
- YGSDEFSMJLZEOE-UHFFFAOYSA-N salicylic acid Chemical compound OC(=O)C1=CC=CC=C1O YGSDEFSMJLZEOE-UHFFFAOYSA-N 0.000 claims description 25
- 125000000217 alkyl group Chemical group 0.000 claims description 19
- 150000001336 alkenes Chemical class 0.000 claims description 16
- FJKROLUGYXJWQN-UHFFFAOYSA-N papa-hydroxy-benzoic acid Natural products OC(=O)C1=CC=C(O)C=C1 FJKROLUGYXJWQN-UHFFFAOYSA-N 0.000 claims description 14
- 229960004889 salicylic acid Drugs 0.000 claims description 14
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 claims description 13
- 125000004432 carbon atom Chemical group C* 0.000 claims description 13
- QWVGKYWNOKOFNN-UHFFFAOYSA-N o-cresol Chemical compound CC1=CC=CC=C1O QWVGKYWNOKOFNN-UHFFFAOYSA-N 0.000 claims description 12
- 230000029936 alkylation Effects 0.000 claims description 10
- 238000005804 alkylation reaction Methods 0.000 claims description 10
- 125000002887 hydroxy group Chemical group [H]O* 0.000 claims description 7
- IWDCLRJOBJJRNH-UHFFFAOYSA-N p-cresol Chemical compound CC1=CC=C(O)C=C1 IWDCLRJOBJJRNH-UHFFFAOYSA-N 0.000 claims description 7
- 150000001447 alkali salts Chemical class 0.000 claims description 5
- 239000010688 mineral lubricating oil Substances 0.000 claims description 4
- 229910052784 alkaline earth metal Inorganic materials 0.000 claims description 2
- 150000001342 alkaline earth metals Chemical class 0.000 claims description 2
- 230000002152 alkylating effect Effects 0.000 claims description 2
- 150000001555 benzenes Chemical class 0.000 claims description 2
- 238000005461 lubrication Methods 0.000 claims description 2
- BOVMXPKRBJWLBJ-UHFFFAOYSA-N benzene;iron Chemical compound [Fe].C1=CC=CC=C1 BOVMXPKRBJWLBJ-UHFFFAOYSA-N 0.000 claims 1
- 239000010687 lubricating oil Substances 0.000 description 14
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 10
- 239000011575 calcium Substances 0.000 description 10
- 229910052791 calcium Inorganic materials 0.000 description 10
- 159000000007 calcium salts Chemical class 0.000 description 10
- 238000004519 manufacturing process Methods 0.000 description 10
- 239000003921 oil Substances 0.000 description 8
- JRZJOMJEPLMPRA-UHFFFAOYSA-N olefin Natural products CCCCCCCC=C JRZJOMJEPLMPRA-UHFFFAOYSA-N 0.000 description 8
- 239000003054 catalyst Substances 0.000 description 7
- 150000001875 compounds Chemical class 0.000 description 7
- 238000000034 method Methods 0.000 description 7
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 6
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 description 4
- 238000002360 preparation method Methods 0.000 description 4
- 229960001860 salicylate Drugs 0.000 description 4
- YGSDEFSMJLZEOE-UHFFFAOYSA-M salicylate Chemical compound OC1=CC=CC=C1C([O-])=O YGSDEFSMJLZEOE-UHFFFAOYSA-M 0.000 description 4
- 229940100198 alkylating agent Drugs 0.000 description 3
- 239000002168 alkylating agent Substances 0.000 description 3
- 230000021523 carboxylation Effects 0.000 description 3
- 238000006473 carboxylation reaction Methods 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 239000003795 chemical substances by application Substances 0.000 description 3
- 230000007935 neutral effect Effects 0.000 description 3
- AKEJUJNQAAGONA-UHFFFAOYSA-N sulfur trioxide Chemical compound O=S(=O)=O AKEJUJNQAAGONA-UHFFFAOYSA-N 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 150000001669 calcium Chemical class 0.000 description 2
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 description 2
- 239000000920 calcium hydroxide Substances 0.000 description 2
- 229910001861 calcium hydroxide Inorganic materials 0.000 description 2
- 235000011116 calcium hydroxide Nutrition 0.000 description 2
- 239000004927 clay Substances 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000007062 hydrolysis Effects 0.000 description 2
- 238000006460 hydrolysis reaction Methods 0.000 description 2
- 239000003112 inhibitor Substances 0.000 description 2
- 239000003879 lubricant additive Substances 0.000 description 2
- 239000007858 starting material Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- NCRAELHZLJYXCE-UHFFFAOYSA-N 3,5-dihexadecyl-2-hydroxybenzoic acid Chemical compound C(CCCCCCCCCCCCCCC)C1=C(C(C(=O)O)=CC(=C1)CCCCCCCCCCCCCCCC)O NCRAELHZLJYXCE-UHFFFAOYSA-N 0.000 description 1
- RPEMQNHWDRJDHW-UHFFFAOYSA-N 3-hexadecyl-2-hydroxybenzoic acid Chemical compound CCCCCCCCCCCCCCCCC1=CC=CC(C(O)=O)=C1O RPEMQNHWDRJDHW-UHFFFAOYSA-N 0.000 description 1
- VCLDAIPENLEIRV-UHFFFAOYSA-N 5-hexadecyl-2-hydroxybenzoic acid Chemical compound CCCCCCCCCCCCCCCCC1=CC=C(O)C(C(O)=O)=C1 VCLDAIPENLEIRV-UHFFFAOYSA-N 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000001476 alcoholic effect Effects 0.000 description 1
- 239000003963 antioxidant agent Substances 0.000 description 1
- 229910052728 basic metal Inorganic materials 0.000 description 1
- 239000003518 caustics Substances 0.000 description 1
- 239000000567 combustion gas Substances 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- CCGKOQOJPYTBIH-UHFFFAOYSA-N ethenone Chemical compound C=C=O CCGKOQOJPYTBIH-UHFFFAOYSA-N 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 230000003472 neutralizing effect Effects 0.000 description 1
- 159000000000 sodium salts Chemical class 0.000 description 1
- 150000003464 sulfur compounds Chemical class 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 239000010689 synthetic lubricating oil Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C65/00—Compounds having carboxyl groups bound to carbon atoms of six—membered aromatic rings and containing any of the groups OH, O—metal, —CHO, keto, ether, groups, groups, or groups
- C07C65/01—Compounds having carboxyl groups bound to carbon atoms of six—membered aromatic rings and containing any of the groups OH, O—metal, —CHO, keto, ether, groups, groups, or groups containing hydroxy or O-metal groups
- C07C65/03—Compounds having carboxyl groups bound to carbon atoms of six—membered aromatic rings and containing any of the groups OH, O—metal, —CHO, keto, ether, groups, groups, or groups containing hydroxy or O-metal groups monocyclic and having all hydroxy or O-metal groups bound to the ring
- C07C65/05—Compounds having carboxyl groups bound to carbon atoms of six—membered aromatic rings and containing any of the groups OH, O—metal, —CHO, keto, ether, groups, groups, or groups containing hydroxy or O-metal groups monocyclic and having all hydroxy or O-metal groups bound to the ring o-Hydroxy carboxylic acids
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M1/00—Liquid compositions essentially based on mineral lubricating oils or fatty oils; Their use as lubricants
- C10M1/08—Liquid compositions essentially based on mineral lubricating oils or fatty oils; Their use as lubricants with additives
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2207/00—Organic non-macromolecular hydrocarbon compounds containing hydrogen, carbon and oxygen as ingredients in lubricant compositions
- C10M2207/10—Carboxylix acids; Neutral salts thereof
- C10M2207/14—Carboxylix acids; Neutral salts thereof having carboxyl groups bound to carbon atoms of six-membered aromatic rings
- C10M2207/144—Carboxylix acids; Neutral salts thereof having carboxyl groups bound to carbon atoms of six-membered aromatic rings containing hydroxy groups
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2207/00—Organic non-macromolecular hydrocarbon compounds containing hydrogen, carbon and oxygen as ingredients in lubricant compositions
- C10M2207/10—Carboxylix acids; Neutral salts thereof
- C10M2207/14—Carboxylix acids; Neutral salts thereof having carboxyl groups bound to carbon atoms of six-membered aromatic rings
- C10M2207/146—Carboxylix acids; Neutral salts thereof having carboxyl groups bound to carbon atoms of six-membered aromatic rings having carboxyl groups bound to carbon atoms of six-membeered aromatic rings having a hydrocarbon substituent of thirty or more carbon atoms
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2207/00—Organic non-macromolecular hydrocarbon compounds containing hydrogen, carbon and oxygen as ingredients in lubricant compositions
- C10M2207/26—Overbased carboxylic acid salts
- C10M2207/262—Overbased carboxylic acid salts derived from hydroxy substituted aromatic acids, e.g. salicylates
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2207/00—Organic non-macromolecular hydrocarbon compounds containing hydrogen, carbon and oxygen as ingredients in lubricant compositions
- C10M2207/40—Fatty vegetable or animal oils
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2207/00—Organic non-macromolecular hydrocarbon compounds containing hydrogen, carbon and oxygen as ingredients in lubricant compositions
- C10M2207/40—Fatty vegetable or animal oils
- C10M2207/402—Castor oils
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2207/00—Organic non-macromolecular hydrocarbon compounds containing hydrogen, carbon and oxygen as ingredients in lubricant compositions
- C10M2207/40—Fatty vegetable or animal oils
- C10M2207/404—Fatty vegetable or animal oils obtained from genetically modified species
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
- C10N2040/00—Specified use or application for which the lubricating composition is intended
- C10N2040/25—Internal-combustion engines
- C10N2040/252—Diesel engines
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
- C10N2040/00—Specified use or application for which the lubricating composition is intended
- C10N2040/25—Internal-combustion engines
- C10N2040/252—Diesel engines
- C10N2040/253—Small diesel engines
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
- C10N2050/00—Form in which the lubricant is applied to the material being lubricated
- C10N2050/015—Dispersions of solid lubricants
- C10N2050/02—Dispersions of solid lubricants dissolved or suspended in a carrier which subsequently evaporates to leave a lubricant coating
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
- C10N2050/00—Form in which the lubricant is applied to the material being lubricated
- C10N2050/10—Form in which the lubricant is applied to the material being lubricated semi-solid; greasy
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
- C10N2070/00—Specific manufacturing methods for lubricant compositions
- C10N2070/02—Concentrating of additives
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Lubricants (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Catalysts (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB29775/67A GB1146925A (en) | 1967-06-28 | 1967-06-28 | Lubricant compositions |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NO123441B true NO123441B (enrdf_load_stackoverflow) | 1971-11-15 |
Family
ID=10296987
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO2538/68A NO123441B (enrdf_load_stackoverflow) | 1967-06-28 | 1968-06-26 |
Country Status (12)
Families Citing this family (27)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1452114A (en) * | 1973-12-17 | 1976-10-13 | Shell Int Research | Lubricant composition |
| JPS5322405A (en) * | 1976-06-19 | 1978-03-01 | Tokyo Jiki Insatsu Kk | Magnetic recording card reproducer |
| JPS52125311A (en) * | 1976-04-14 | 1977-10-21 | Tokyo Jiki Insatsu Kk | Method and device for reproducing magnetic recording card |
| GB2149810B (en) * | 1983-11-15 | 1987-04-08 | Shell Int Research | Borated basic metal salt and oil composition containing it |
| GB8703549D0 (en) * | 1987-02-16 | 1987-03-25 | Shell Int Research | Preparation of basic salt |
| GB8722323D0 (en) * | 1987-09-22 | 1987-10-28 | Shell Int Research | Lubricating oil composition |
| GB8814008D0 (en) * | 1988-06-14 | 1988-07-20 | Bp Chemicals Additives | Lubricating oil additives |
| US5652203A (en) * | 1992-09-10 | 1997-07-29 | Kao Corporation | Process of overbasing a salicylic ester and product thereof |
| EP1526169B1 (en) * | 2002-08-05 | 2013-04-10 | Nippon Oil Corporation | Lubricating oil composition |
| US7563752B2 (en) | 2002-08-05 | 2009-07-21 | Nippon Oil Corporation | Lubricating oil compositions |
| JP4373650B2 (ja) * | 2002-08-05 | 2009-11-25 | 新日本石油株式会社 | 潤滑油組成物 |
| EP1561799A4 (en) | 2002-08-05 | 2006-07-05 | Nippon Oil Corp | OIL COMPOSITION |
| US7625847B2 (en) | 2002-08-05 | 2009-12-01 | Nippon Oil Corporation | Lubricating oil compositions |
| AU2003252404A1 (en) | 2002-12-17 | 2004-07-09 | Nippon Oil Corporation | Lubricating oil additive and lubricating oil composition |
| US7163911B2 (en) | 2003-05-22 | 2007-01-16 | Chevron Oronite Company Llc | Carboxylated detergent-dispersant additive for lubricating oils |
| US8188020B2 (en) | 2003-12-22 | 2012-05-29 | Chevron Oronite S.A. | Lubricating oil composition containing an alkali metal detergent |
| US8618029B2 (en) | 2003-12-22 | 2013-12-31 | Chevron Oronite S.A. | Overbased detergents for lubricating oil applications |
| JP4578115B2 (ja) * | 2004-02-04 | 2010-11-10 | Ｊｘ日鉱日石エネルギー株式会社 | 潤滑油組成物 |
| JP2006124536A (ja) * | 2004-10-29 | 2006-05-18 | Nippon Oil Corp | 鉛含有金属材料に好適な潤滑油組成物 |
| US7951760B2 (en) | 2005-07-29 | 2011-05-31 | Chevron Oronite S.A. | Overbased alkali metal alkylhydroxybenzoates having low crude sediment |
| US8030258B2 (en) | 2005-07-29 | 2011-10-04 | Chevron Oronite Company Llc | Overbased alkaline earth metal alkylhydroxybenzoates having low crude sediment |
| ES2605172T3 (es) * | 2007-04-24 | 2017-03-13 | Infineum International Ltd | Un hidroxibenzoato sustituido con hidrocarbilo metálico sobrebasificado para reducir la precipitación de asfalteno |
| EP2247700B1 (en) | 2007-12-28 | 2018-10-03 | Chevron Oronite Company LLC | Low temperature performance lubricating oil detergents |
| DE102009034984A1 (de) * | 2008-09-11 | 2010-07-01 | Infineum International Ltd., Abingdon | Detergens |
| US8399388B2 (en) | 2009-07-01 | 2013-03-19 | Chevron Oronite Company Llc | Low temperature performance lubricating oil detergents and method of making the same |
| US8383562B2 (en) | 2009-09-29 | 2013-02-26 | Chevron Oronite Technology B.V. | System oil formulation for marine two-stroke engines |
| US8778856B2 (en) | 2009-12-02 | 2014-07-15 | Chevron Oronite Company Llc | Low temperature performance lubricating oil detergents and method of making the same |
-
1967
- 1967-06-28 GB GB29775/67A patent/GB1146925A/en not_active Expired
-
1968
- 1968-06-26 AT AT615368A patent/AT287893B/de not_active IP Right Cessation
- 1968-06-26 ES ES355462A patent/ES355462A1/es not_active Expired
- 1968-06-26 CH CH949068A patent/CH508716A/de not_active IP Right Cessation
- 1968-06-26 NL NL6808968A patent/NL6808968A/xx unknown
- 1968-06-26 JP JP43043981A patent/JPS4835325B1/ja active Pending
- 1968-06-26 FR FR156579A patent/FR1569519A/fr not_active Expired
- 1968-06-26 FI FI681799A patent/FI49318C/fi active
- 1968-06-26 BE BE717159A patent/BE717159A/xx unknown
- 1968-06-26 DE DE1769670A patent/DE1769670C3/de not_active Expired
- 1968-06-26 NO NO2538/68A patent/NO123441B/no unknown
- 1968-06-26 SE SE08614/68A patent/SE335196B/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| FI49318C (fi) | 1975-05-12 |
| FR1569519A (enrdf_load_stackoverflow) | 1969-05-30 |
| SE335196B (enrdf_load_stackoverflow) | 1971-05-17 |
| GB1146925A (en) | 1969-03-26 |
| AT287893B (de) | 1971-02-10 |
| JPS4835325B1 (enrdf_load_stackoverflow) | 1973-10-27 |
| DE1769670A1 (de) | 1971-11-04 |
| BE717159A (enrdf_load_stackoverflow) | 1968-12-27 |
| ES355462A1 (es) | 1970-04-16 |
| NL6808968A (enrdf_load_stackoverflow) | 1968-12-30 |
| DE1769670B2 (de) | 1977-11-10 |
| FI49318B (enrdf_load_stackoverflow) | 1975-01-31 |
| CH508716A (de) | 1971-06-15 |
| DE1769670C3 (de) | 1978-06-29 |
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