Login| Sign Up| Help| Contact|

Patent Searching and Data


Matches 151 - 200 out of 456

Document Document Title
WO/1997/023583A1
Acidic halides, especially chlorides, are removed from dry gas and liquid hydrocarbon streams by contact with an adsorbent of porous, inert particles impregnated with alkaline material. Preferably at least some of the internal pore struc...  
WO/1997/008271A1
The invention relates to a process for treating acidic crudes or fractions thereof to reduce or eliminate their corrosivity by addition of suitable amounts of Group IA or Group IIA oxides, hydroxides, hydroxides hydrates or naphthenate s...  
WO/1997/008270A1
The invention relates to processes for treating acidic crudes or fractions thereof to reduce or eliminate their acidity and corrosivity by addition of suitable amounts of Group IA or Group IIA oxides, hydroxides and hydrates. The process...  
WO/1997/008275A1
The invention relates to a process for treating naphthenic acid containing whole crudes or fraction thereof to reduce or eliminate their acidity by contacting the acidic whole crude or fractions thereof at a suitable temperature typicall...  
WO/1996/037279A1
The present invention provides a number of agents that are useful to inhibit aldol condensation in caustic scrubbers. Preferred agents include, but are not necessarily limited to benzoic hydrazide, hydroperoxides, hydrogen peroxide, salt...  
WO/1996/035500A1
The present invention provides a number of inhibiting agents that are useful to reduce aldol condensation in diethanolamine scrubbers. Suitable inhibiting agents include: hydrogen peroxide; hydroperoxides; nitroalkanes; salts of hypochlo...  
WO/1996/020133A1
The present invention provides for a method of decreasing the metals content of metal containing petroleum streams by forming a mixture of the petroleum fraction containing those metals and an essentially aqueous electrolysis medium, and...  
WO/1996/003198A1
Process and apparatus for desulfurizing the gaseous product of the vacuum distillation of the heavy fraction of crude oil. The initial gaseous mixture (8) to be desulfurized is an incondensible gas that contains hydrogen sulfide. A gas-l...  
WO/1995/028993A1
A method of decomposing a halogenated aromatic compound with an alkaline substance safely without fail, which comprises bringing the aromatic compound into contact with the alkaline substance in an aprotic polar solvent at a temperature ...  
WO/1994/014922A1
Described is a method of working up tar, tar products, distillation residues, coking residues, oil residues and similar organic compounds consisting of aromatic and other hydrocarbons or containing them, the products being worked up bein...  
WO/1993/025636A1
The present invention concerns a process for desulfurization of hydrocarbon products, in particular oil and other liquid fuels. According to the invention a hydrocarbon feedstock is mixed with an alkaline aqueous solution or suspension i...  
WO/1993/025635A1
A method of removing halogenated aromatic compounds contained in small amounts in a hydrocarbon oil comprising mainly nonaromatic hydrocarbon oils safety without fail. The method comprises bringing the hydrocarbon oil into contact with a...  
WO/1992/008770A1
Commercially valuable oil is recovered from refinery-produced, Resource Conservation and Recovery Act classified, hazardous waste oil sludges by a series of volatilizing and condensing steps (which may vary depending on the oil, water, a...  
WO/1987/007904A1
Method of treating a first stream having mercaptan or mercaptan-based compounds therein by contacting said first stream with a second stream, wherein said mercaptan or mercaptan-based compounds are either extracted, catalytically oxidize...  
WO/1985/004894A1
An alkaline solution containing mercaptides is regenerated in an improved process wherein the alkaline solution to be regenerated containing a suitable oxidation catalyst is contacted with an oxygen-containing solvent which is inmiscible...  
WO/1985/003516A1
Said process for the desulphuration of fuel oils comprises the addition to washing water of a catalyst solution comprised of: 1.5-15.0 g of calcium hydroxide, 60.0 g of polyethylene glycol having a molecular weight comprised between at l...  
WO/1985/001955A1
The level of halogenated aromatics is reduced in a hydrocarbon stream by treatment with an alkaline reactant in a sulfoxide solvent.  
WO/1985/000826A1
A process for eliminating by destruction polychlorinated bi-phenyls from hydrocarbonaceous oil contaminated therewith. The oil is admixed with liquid sodium in an atmosphere of argon gas and allowed by refluxing, mixing, agitation, and h...  
JP2016507595A
炭化水素質鉱床からの液体炭化水素のin situ回収により得られるガス状成分を処 理するプロセスにおいて、メルカプタンおよ び硫化水素をリーンオイルを用いて互いに...  
JP5872709B2  
JP2016501288A
スチール又はステンレススチール等の鉄鋼材 の腐食は、石油パイプライン、石油貯蔵タン ク、石油精製装置の配管や加工装置において 問題となり、鉄鋼材の中で使用/移送さ...  
JP5841229B2  
JP5838211B2  
JP5829693B2  
JP5798191B2  
JP2015528740A
改良された繊維−膜型接触/分離装置におい て、表面積の広い垂直吊下繊維の束を含むシ ュラウドに接続された解放装置の存在によっ て、強化合体ゾーンが提供され、強化合...  
JP5763785B2  
JP5740261B2  
JP2015100534A
To provide a PCB purification processing unit capable of purifying a PCB-polluted apparatus itself together with an extracted oil therefrom, and having a short purification processing time and low cost with excellent purification efficie...  
JP5720055B2  
JP5714109B2  
JP5697267B2  
JP2015501861A
本発明は、ソーダ溶液による液−液抽出によ って、LPG−またはガソリン−タイプの炭 化水素フラクションから硫黄化合物を抽出す る方法であって、処理されるべき供給原...  
JP2015501860A
本発明の反応器は石油原料室および原料室の 2つの室を有する。イオンセパレーターによ り石油原料室と原料室とは分離され、イオン セパレーターは、原料室からイオンセパ...  
JP2014527101A  
JP2014522901A  
JP5475664B2  
JP2014508846A  
JP2014507528A  
JP5444402B2  
JP5400865B2  
JP2013544304A  
JP5351934B2  
JP2013538900A  
JP2013536280A  
JP2013530293A  
JP5166669B2  
JP2013509490A  
JP2012527989A  
JP5070169B2  

Matches 151 - 200 out of 456