Patent US3929652A successfully refreshed from Google Patents.
US3929652A
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Dual purpose cutting oil
Assignee: Texaco Inc
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Filing: 1974-11-13
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Granted: 1975-12-30
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Expires: 1994-11-13
Abstract
Abstract A dual purpose cutting oil is provided which serves as a heavy duty cutting oil and a machine lubricant. The oil comprises a base oil, an extreme pressure agent comprising primarily Bis ( Beta -chlorophenethyl) disulfide and a copper corrosion inhibitor comprising an alkyl derivative of 2,5-di-mercapto 1, 3,4thiadiazole.
Inventors
- 👤 Leonard S Seni
- 👤 James E Davis
- 👤 Henry R Harrison
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 16:53
CPC Classifications
C; C10; C10M; C10M1/00; C10M1/08; C10M2205/00; C10M2207/00; C10M2207/02; C10M2207/023; C10M2207/026; C10M2207/08; C10M2207/10; C10M2207/12; C10M2207/121; C10M2207/123; C10M2207/129; C10M2207/22; C10M2207/40; C10M2207/404; C10M2219/00; C10M2219/08; C10M2219/082; C10M2219/10; C10M2219/102; C10M2219/104; C10M2219/106; C10M2223/00; C10M2223/02; C10M2223/04; C10M2223/042; C10N; C10N2020/00; C10N2020/01; C10N2040/00; C10N2040/20; C10N2040/22; C10N2040/24; C10N2040/241; C10N2040/242; C10N2040/243; C10N2040/244; C10N2040/245; C10N2040/246; C10N2040/247
Claims Analysis
Total Claims: 14
Claim 1
Independent Claim
27 words
A LUBRICANT COMPRISING A. A MAJOR AMOUNT OF A BASE OIL, B. A MINOR AMOUNT OF A CHLOROPHENYL POLYSULFIDE AND C. A MINOR AMOUNT OF A MERCAPTO-THIADIAZOLE.
Claim 2
Dependent Claim
27 words
A LUBRICANT COMPRISING A. A MAJOR AMOUNT OF A BASE OIL, B. A MINOR AMOUNT OF A CHLOROPHENYL POLYSULFIDE AND C. A MINOR AMOUNT OF A MERCAPTO-THIADIAZOLE.
Claim 3
Dependent Claim
41 words
A lubricant as in claim 1 wherein the chlorophenyl polysulfide is present in an amount ranging from 0.5 to 10 weight percent of the oil and the mercapto-thiadiazole is present in an amount ranging from about 0.05 to 5.0 weight percent.
Claim 4
Dependent Claim
41 words
A lubricant as in claim 2 wherein the chlorophenyl polysulfide is present in an amount ranging from 1.0 to 5.0 weight percent of the oil and the mercapto-thiadiazole is present in an amount ranging from about 0.05 to 0.5 weight percent.
Claim 5
Dependent Claim
22 words
A lubricant as in claim 1 wherein the base oil is a paraffinic oil having from about 135 to 145 SUS/100*F viscosity.
Claim 6
Dependent Claim
28 words
A lubricant comprising: a. a major amount of a base oil, b. a minor amount of Bis ( Beta -chlorophenethyl) disulfide, and c. a minor amount of 2,5-di-mercapto-1,3,4-thiadiazole.
Claim 7
Dependent Claim
28 words
A lubricant comprising: a. a major amount of a base oil, b. a minor amount of Bis ( Beta -chlorophenethyl) disulfide, and c. a minor amount of 2,5-di-mercapto-1,3,4-thiadiazole.
Claim 8
Dependent Claim
45 words
A lubricant as in claim 5 wherein the Bis ( Beta -chlorophenethyl) disulfide is present in an amount ranging from 0.5 to 10 weight percent of the oil and the 2,5-di-mercapto-1,3, 4-thiadiazole is present in an amount ranging from about 0.05 to 5.0 weight percent.
Claim 9
Dependent Claim
45 words
A lubricant as in claim 5 wherein the Bis ( Beta -chlorophenethyl) disulfide is present in an amount ranging from 1.0 to 5.0 weight percent of the oil and the 2,5-di-mercapto-1,3, 4-thiadiazole is present in an amount ranging from about 0.05 to 0.5 weight percent.
Claim 10
Dependent Claim
22 words
A lubricant as in claim 5 wherein the base oil is a paraffinic oil having from about 135 to 145 SUS/100*F viscosity.
Claim 11
Dependent Claim
48 words
A lubricant comprising: a. a major amount of a base oil, b. a minor amount of Bis ( Beta -chlorophenethyl) disulfide, c. a minor amount of an alkyl derivative of 2,5-di-mercapto-1,3, 4-thiadiazole and d. a minor amount of a mixture of alkylmaleic acid, phenol and lauryl acid phosphate.
Claim 12
Dependent Claim
48 words
A lubricant comprising: a. a major amount of a base oil, b. a minor amount of Bis ( Beta -chlorophenethyl) disulfide, c. a minor amount of an alkyl derivative of 2,5-di-mercapto-1,3, 4-thiadiazole and d. a minor amount of a mixture of alkylmaleic acid, phenol and lauryl acid phosphate.
Claim 13
Dependent Claim
59 words
A LUBRICANT COMPRISING: A. A MAJOR AMOUNT OF A BASE OIL, B. A MINOR AMOUNT OF BIS(B-CHLOROPHENETHYL) DISULFIDE, C. A MINOR AMOUNT OF AN ALKYL DERIVATIVE OF 2,5-DI-MERCAPTO1,3,4-THIADIAZOLE, D. A MINOR AMOUNT OF A MIXTURE OF ALKYLMALEIC AICD PHENOL AND LAURIC AICD PHOSPHATE, E. A MINOR AMOUNT OF A COPOLYMER OF ETHYLENE AND PROPYLENE AND F. OIL OF CITRONELLA.
Claim 14
Dependent Claim
59 words
A LUBRICANT COMPRISING: A. A MAJOR AMOUNT OF A BASE OIL, B. A MINOR AMOUNT OF BIS(B-CHLOROPHENETHYL) DISULFIDE, C. A MINOR AMOUNT OF AN ALKYL DERIVATIVE OF 2,5-DI-MERCAPTO1,3,4-THIADIAZOLE, D. A MINOR AMOUNT OF A MIXTURE OF ALKYLMALEIC AICD PHENOL AND LAURIC AICD PHOSPHATE, E. A MINOR AMOUNT OF A COPOLYMER OF ETHYLENE AND PROPYLENE AND F. OIL OF CITRONELLA.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1978-12-29 | 1979-06-30 | 1979-12-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1982-12-29 | 1983-06-30 | 1983-12-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1986-12-29 | 1987-06-30 | 1987-12-30 | $7700.00 | Window Closed / Lapsed |