Abstract:
PROBLEM TO BE SOLVED: To provide a method of forming a transportable container of bulk goods.SOLUTION: The method begins by placing the distributing end of a hopper 40 over the open top of a bunched bag 42. Bulk goods are dispensed from the distributing end of the hopper 40 through the open top of the bag 42 to establish a level of bulk goods in the bag. The hopper 40 moves vertically relative to the closed base 58 of the bag 42 during the dispensing of bulk goods from the distributing end of the hopper to maintain vertical spacing between the distributing end of the hopper and the level of bulk goods in the bag 42. A hopper fill level is maintained in the hopper during the dispensing of bulk goods from the hopper. An outer wrap 52 is spirally wrapped around the bag 42 while filling the bag to form the transportable container 24. The outer wrap 52 is maintained near the level of bulk goods in the bag.
Abstract:
HYDROCARBON FEEDSTOCKS ARE HYDROPROCESSED IN PARALLEL REACTORS, WHILE HYDROGEN FLOWS IN SERIES BETWEEN THE REACTORS. A FIRST HYDROCARBON FEEDSTOCK AND A HYDROGEN-RICH RECYCLE GAS STREAM ARE INTRODUCED TO A FIRST REACTOR, WHERE A FIRST REACTOR EFFLUENT STREAM IS PRODUCED AND FED TO A FIRST SEPARATOR, WHICH SEPARATES THE FIRST REACTOR EFFLUENT STREAM INTO A FIRST HYDROGEN-RICH GAS STREAM AND A FIRST HYDROPROCESSED PRODUCT STREAM. THE FIRST HYDROGEN-RICH GAS STREAM AND A SECOND HYDROCARBON FEEDSTOCK ARE FED TO A SECOND REACTOR, WHERE A SECOND REACTOR EFFLUENT STREAM IS PRODUCED AND FED TO A SECOND SEPARATOR, WHICH SEPARATES THE SECOND REACTOR EFFLUENT STREAM INTO A SECOND HYDROGEN-RICH GAS STREAM AND A SECOND HYDROPROCESSED PRODUCT STREAM. A MAKE-UP HYDROGEN STREAM IS ADDED TO THE SECOND HYDROGEN-RICH GAS TO FORM THE HYDROGEN-RICH RECYCLE GAS STREAM THAT IS COMPRESSED AND FED TO THE FIRST REACTOR. FIGURE 3
Abstract:
HEAVY COMPONENTS OF HYDROCARBON GAS MIXTURES ARE RECOVERED THROUGH PARTIAL CONDENSATION OF A FIRST PORTION OF THE STARTING GAS BY INDIRECT HEAT EXCHANGE WITH A REFRIGERANT WHEREIN THE CONDENSATE FORMED IS ENTRAINED IN THE GAS STREAM. THE CONDENSATE IS SEPARATED FROM THE RESULTING PARTIALLY CONDENSED, TWO-PHASE MIXTURE AND THE SEPARATED CONDENSATE IS THEN THERMALLY STRIPPED OF LIGHT COMPONENTS BY HEAT EXCHANGE WITH A SECOND PORTION OF THE STARTING GAS WHICH IS THEREBY ALSO PARTIALLY CONDENSED. HEAVY COMPONENTS FROM THE STARTING GAS MIXTURE ARE RECOVERED AS STRIPPED HYDROCARBON CONDENSATE. (FIG. 4)
Abstract:
MERCURY IS REMOVED FROM NATURAL GAS BY CONTACTING THE GAS WITH A RELATIVELY MERCURY-FREE LIQUID STATE HYDROCARBON AND RECOVERING A MERCURY-LEAN METHANE-RICH GAS AND A MERCURY-ENRICHED HYROCARBON LIQUID. THE MERCURY-FREE HYDROCARBON LIQUID MAY BE OBTAINED BY SEPARATION OF MERCURY FROM THE MERCURY-ENRICHED HYDROCARBON LIQUID OR ITS DERIVATIVE STREAMS. (FIG. 1)
Abstract:
AN INTEGRATED THREE-COLUMN PROCESS FOR RECOVERING HYDROCARBON DISTILLATE PRODUCTS FROM A HYDROPROCESSING OR HYDROCRACKING REACTOR EFFLUENT STREAM AND A HYDROCARBON DISTILLATE PRODUCT RECOVERY TRAIN ARE DISCLOSED. ACCORDING TO THE PRESENT RECOVERY PROCESS, AN EFFLUENT STREAM FROM THE CRACKING REACTOR IS COOLED AND SEPARATED INTO LIGHT AND HEAVY PHASE STREAMS. THE HEAVY PHASE STREAM IS DEPRESSURIZED AND STRIPPED OF LIGHT END COMPONENTS IN A STEAM STRIPPING COLUMN. THE LIGHT PHASE STREAM IS FURTHER COOLED TO SEPARATE A LIQUID STREAM WHICH IS COMBINED WITH THE LIGHT ENDS FROM THE STRIPPER ANDFED TO A DEBUTANIZER. A C4-RICH LIGHT END STREAM TAKEN OVERHEAD FROM THE DEBUTANIZER IS CONDENSED TO PRODUCE PLG PRODUCT STREAM(S). A C4-LEAN HEAVY END STREAM REMOVED FROM THE BOTTOMS OF THE DEBUTANIZER IS COMBINED WITH A HEAVY END BOTTOMS STREAM FROM THE STRIPPER AND FED TO A FRACTIONATOR FOR FRACTIONATION INTO PRODUCT DISTILLATE STREAMS SUCH AS LIGHT AND HEAVY NAPHTHA, JET FUEL, DIESEL OIL, AND THE LIKE. A HEAVY OIL BOTTOMS STREAM RECOVERED FROM THE FRACTIONATOR IS RECYCLED BACK TO THE CRACKING REACTOR. FIGURE 1
Abstract:
AUTOTERMALNI REFORMING POSTUPAK PAROM, amonijačni sintezni gas se proizvodi reakcijom pare, oksidujućeg sredstva, i glavnog dela svežeg ugljovodoničnog napajanja u egzotermnoj katalitičkoj reforming zoni u prvi reformirani gas koji ima vrlo nizak sadržaj metana. Ostatak svežeg napajanja reaguje sa parom u endotermnoj katlitičkoj reforming zoni u drugi reformirani gas koji ima nizak sadržaj metana. Prvi i drugi reformirani gasovi se spoje i prelaze u indirektnu toplotnu izmenu sa reaktantima u endotermnoj reforming zoni da se dobije sva toplota potrebna u njemu i potom se izdvajaju kao sirovi amonijačni sintezni gas.