NL180280B - PROCESS FOR PREPARING A CATALYST BASED ON MOLYBDEEN AND IRON OXIDE FOR THE OXIDATION FROM METHANOL TO FORMALDEHYDE. - Google Patents

PROCESS FOR PREPARING A CATALYST BASED ON MOLYBDEEN AND IRON OXIDE FOR THE OXIDATION FROM METHANOL TO FORMALDEHYDE.

Info

Publication number
NL180280B
NL180280B NLAANVRAGE8006808,A NL180280DA NL180280B NL 180280 B NL180280 B NL 180280B NL 180280D A NL180280D A NL 180280DA NL 180280 B NL180280 B NL 180280B
Authority
NL
Netherlands
Prior art keywords
molybdeen
formaldehyde
methanol
oxidation
preparing
Prior art date
Application number
NLAANVRAGE8006808,A
Other languages
Dutch (nl)
Original Assignee
Euteco Impianti Spa
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 NL180280B publication Critical patent/NL180280B/en

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P1/00—Auxiliary devices
    • H01P1/20—Frequency-selective devices, e.g. filters
    • H01P1/207—Hollow waveguide filters
NLAANVRAGE8006808,A 1952-08-02 PROCESS FOR PREPARING A CATALYST BASED ON MOLYBDEEN AND IRON OXIDE FOR THE OXIDATION FROM METHANOL TO FORMALDEHYDE. NL180280B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US302292A US2773244A (en) 1952-08-02 1952-08-02 Band pass filter

Publications (1)

Publication Number Publication Date
NL180280B true NL180280B (en)

Family

ID=23167116

Family Applications (1)

Application Number Title Priority Date Filing Date
NLAANVRAGE8006808,A NL180280B (en) 1952-08-02 PROCESS FOR PREPARING A CATALYST BASED ON MOLYBDEEN AND IRON OXIDE FOR THE OXIDATION FROM METHANOL TO FORMALDEHYDE.

Country Status (3)

Country Link
US (1) US2773244A (en)
BE (1) BE521895A (en)
NL (1) NL180280B (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3013212A (en) * 1953-08-28 1961-12-12 Itt Aural detection apparatus comprising an acoustical delay line having external feedback circuit
DE1218084B (en) * 1959-10-09 1966-06-02 Telefunken Patent Sieve arrangement for microwaves with continuously variable transmission characteristics
US3132312A (en) * 1960-10-03 1964-05-05 North American Aviation Inc Microwave phase shifter adjusted by simultaneously altering two dimensions so as to keep frequency dependent phase dispersion constant
FR2512593A1 (en) * 1981-09-04 1983-03-11 Thomson Csf FILTER IN WAVES GUIDE
US5106826A (en) * 1989-07-24 1992-04-21 At&T Bell Laboratories System for transmitting and/or receiving electromagnetic radiation employing resonant cavity including high Tc superconducting material
US7009469B2 (en) * 2002-06-28 2006-03-07 Harris Corporation Compact waveguide filter and method

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2161593A (en) * 1935-03-29 1939-06-06 Rca Corp Band-pass filter
FR49942E (en) * 1937-11-16 1939-09-25
US2218980A (en) * 1938-11-23 1940-10-22 Hazeltine Corp Tunable band-pass selector
US2390768A (en) * 1944-10-07 1945-12-11 Gen Electric Variable selectivity amplifier
US2566020A (en) * 1945-01-04 1951-08-28 Willard H Fenn High-frequency detecting device
US2509062A (en) * 1945-09-07 1950-05-23 Emi Ltd Selectable band width coupling network
NL78640C (en) * 1945-09-27
US2498073A (en) * 1946-05-11 1950-02-21 Bell Telephone Labor Inc Microwave electrical testing system
US2667597A (en) * 1948-06-14 1954-01-26 Int Standard Electric Corp Velocity modulated electron discharge device
US2749523A (en) * 1951-12-01 1956-06-05 Itt Band pass filters
US2735073A (en) * 1952-08-02 1956-02-14 Bandpass

Also Published As

Publication number Publication date
US2773244A (en) 1956-12-04
BE521895A (en)

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