WIPO logo
Mobile | Deutsch | Español | Français | 日本語 | 한국어 | Português | Русский | 中文 | العربية |
PATENTSCOPE

Search International and National Patent Collections
World Intellectual Property Organization
Search
 
Browse
 
Translate
 
Options
 
News
 
Login
 
Help
 
Machine translation
1. (WO2013055419) GEAR LUBRICANT
Latest bibliographic data on file with the International Bureau   

Pub. No.:    WO/2013/055419    International Application No.:    PCT/US2012/046349
Publication Date: 18.04.2013 International Filing Date: 12.07.2012
IPC:
C10M 169/04 (2006.01), C10M 111/04 (2006.01), C10M 125/02 (2006.01), C10M 107/22 (2006.01), C10M 171/00 (2006.01)
Applicants: CHEVRON U.S.A. INC. [US/US]; 6001 Bollinger Canyon Road San Ramon, California 94583 (US) (For All Designated States Except US).
LALLA, Etho Satish [AU/US]; (US) (For US Only)
Inventors: LALLA, Etho Satish; (US)
Agent: MCQUISTON, Jeffrey M.; Chevron Corporation Law Department P.O. Box 6006 San Ramon, California 94583-0806 (US)
Priority Data:
13/273,425 14.10.2011 US
Title (EN) GEAR LUBRICANT
(FR) LUBRIFIANT POUR ENGRENAGES
Abstract: front page image
(EN)A gear oil composition is provided. The composition comprises a major amount of base oil comprising a mixture of a mineral base oil and polybutene; and 0.1 to 0.5 wt % of carbon black, based on the total weight of the gear oil composition. Such compositions can provide improved viscosity stability.
(FR)La présente invention concerne une composition d'huile pour engrenages. La composition comprend une quantité importante d'huile de base comprenant un mélange d'une huile de base minérale et de polybutène ; et de 0,1 à 0,5 % en poids de noir de carbone, en se basant sur le poids total de la composition d'huile pour engrenages. De telles compositions peuvent améliorer la stabilité de la viscosité.
Designated States: AE, AG, AL, AM, AO, AT, AU, AZ, BA, BB, BG, BH, BR, BW, BY, BZ, CA, CH, CL, CN, CO, CR, CU, CZ, DE, DK, DM, DO, DZ, EC, EE, EG, ES, FI, GB, GD, GE, GH, GM, GT, HN, HR, HU, ID, IL, IN, IS, JP, KE, KG, KM, KN, KP, KR, KZ, LA, LC, LK, LR, LS, LT, LU, LY, MA, MD, ME, MG, MK, MN, MW, MX, MY, MZ, NA, NG, NI, NO, NZ, OM, PE, PG, PH, PL, PT, QA, RO, RS, RU, RW, SC, SD, SE, SG, SK, SL, SM, ST, SV, SY, TH, TJ, TM, TN, TR, TT, TZ, UA, UG, US, UZ, VC, VN, ZA, ZM, ZW.
African Regional Intellectual Property Organization (BW, GH, GM, KE, LR, LS, MW, MZ, NA, RW, SD, SL, SZ, TZ, UG, ZM, ZW)
Eurasian Patent Organization (AM, AZ, BY, KG, KZ, RU, TJ, TM)
European Patent Office (AL, AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FI, FR, GB, GR, HR, HU, IE, IS, IT, LT, LU, LV, MC, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, SM, TR)
African Intellectual Property Organization (BF, BJ, CF, CG, CI, CM, GA, GN, GQ, GW, ML, MR, NE, SN, TD, TG).
Publication Language: English (EN)
Filing Language: English (EN)