NL176437B - PROCESS FOR THE MANUFACTURE OF A CATALYST FOR THE OXYDATION OF BUTANE TO MALEIC ANHYDRIDE AND PROCEDURE FOR PREPARING MALEIC ANHYDRIDE USING A CATALYST OBTAINED BY THE SAID PROCEDURE. - Google Patents

PROCESS FOR THE MANUFACTURE OF A CATALYST FOR THE OXYDATION OF BUTANE TO MALEIC ANHYDRIDE AND PROCEDURE FOR PREPARING MALEIC ANHYDRIDE USING A CATALYST OBTAINED BY THE SAID PROCEDURE.

Info

Publication number
NL176437B
NL176437B NLAANVRAGE7807495,A NL176437DA NL176437B NL 176437 B NL176437 B NL 176437B NL 176437D A NL176437D A NL 176437DA NL 176437 B NL176437 B NL 176437B
Authority
NL
Netherlands
Prior art keywords
procedure
maleic anhydride
catalyst
oxydation
butane
Prior art date
Application number
NLAANVRAGE7807495,A
Other languages
Dutch (nl)
Original Assignee
Halcon Res & Dev
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Publication of NL176437B publication Critical patent/NL176437B/en

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H1/00—Contacts
    • H01H1/50—Means for increasing contact pressure, preventing vibration of contacts, holding contacts together after engagement, or biasing contacts to the open position
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
    • H01H33/70—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid
    • H01H33/88—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid the flow of arc-extinguishing fluid being produced or increased by movement of pistons or other pressure-producing parts
    • H01H33/90—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid the flow of arc-extinguishing fluid being produced or increased by movement of pistons or other pressure-producing parts this movement being effected by or in conjunction with the contact-operating mechanism
    • H01H33/92—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid the flow of arc-extinguishing fluid being produced or increased by movement of pistons or other pressure-producing parts this movement being effected by or in conjunction with the contact-operating mechanism the arc-extinguishing fluid being liquid, e.g. oil

Landscapes

  • Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Circuit Breakers (AREA)
NLAANVRAGE7807495,A 1953-02-02 PROCESS FOR THE MANUFACTURE OF A CATALYST FOR THE OXYDATION OF BUTANE TO MALEIC ANHYDRIDE AND PROCEDURE FOR PREPARING MALEIC ANHYDRIDE USING A CATALYST OBTAINED BY THE SAID PROCEDURE. NL176437B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL749211X 1953-02-02

Publications (1)

Publication Number Publication Date
NL176437B true NL176437B (en)

Family

ID=19822899

Family Applications (3)

Application Number Title Priority Date Filing Date
NLAANVRAGE7212488,A NL176485B (en) 1953-02-02 MECHANISM FOR Erecting OR IRONING A STREET LIGHTING POLE OR THE LIKE.
NLAANVRAGE7807495,A NL176437B (en) 1953-02-02 PROCESS FOR THE MANUFACTURE OF A CATALYST FOR THE OXYDATION OF BUTANE TO MALEIC ANHYDRIDE AND PROCEDURE FOR PREPARING MALEIC ANHYDRIDE USING A CATALYST OBTAINED BY THE SAID PROCEDURE.
NLAANVRAGE7810838,A NL175755B (en) 1953-02-02 TUBE PART WITH FLANGE BOTH OF FIBER-REINFORCED THERMO-HARDING ARTIFICIAL RESIN AND PROCESS FOR MANUFACTURING SUCH TUBE PART WITH FLANGE.

Family Applications Before (1)

Application Number Title Priority Date Filing Date
NLAANVRAGE7212488,A NL176485B (en) 1953-02-02 MECHANISM FOR Erecting OR IRONING A STREET LIGHTING POLE OR THE LIKE.

Family Applications After (1)

Application Number Title Priority Date Filing Date
NLAANVRAGE7810838,A NL175755B (en) 1953-02-02 TUBE PART WITH FLANGE BOTH OF FIBER-REINFORCED THERMO-HARDING ARTIFICIAL RESIN AND PROCESS FOR MANUFACTURING SUCH TUBE PART WITH FLANGE.

Country Status (4)

Country Link
BE (1) BE525825A (en)
FR (1) FR1096946A (en)
GB (1) GB749211A (en)
NL (3) NL175755B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1168741A (en) * 1957-03-01 1958-12-15 Further training in circuit breakers

Also Published As

Publication number Publication date
NL175755B (en)
FR1096946A (en) 1955-06-28
GB749211A (en) 1956-05-23
BE525825A (en)
NL176485B (en)

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