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1. WO2020112427 - FLUID TREATMENT VESSEL


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INTERNATIONAL SEARCH REPORT (ISR)
Part 1:  1  2  3  4  5  6          Part 2:  A  B  C  D  E 
International application No. Applicant's or agent's file reference
PCT/US2019/062106
International filing date (day/month/year) (Earliest) Priority Date (day/month/year)
19 November 2019 27 November 2018
Applicant
SPECIALTY ELECTRONIC MATERIALS NETHERLANDS BV
FOR FURTHER ACTION: See Form PCT/ISA/220 as well as, where applicable, item 5 below.
This international search report has been prepared by this International Searching Authority and is transmitted to the applicant according to Article 18. A copy is being transmitted to the International Bureau.
It is also accompanied by a copy of each prior art document cited in this report.
1. Basis of the report
a. With regard to the language, the international search was carried out on the basis of:
the international application in the language in which it was filed.
a translation of the international application into                                          which is the language of a translation furnished for the purposes of international search (Rules 12.3(a) and 23.1(b)).
b.
This international search report has been established taking into account the rectification of an obvious mistake authorized by or notified to this Authority under Rule 91 (Rule 43.6bis(a)).
c.
With regard to any nucleotide and/or amino acid sequence disclosed in the international application, the international search was carried out on the basis of a sequence listing:
2. Certain claims were found unsearchable
3. Unity of invention is lacking
4. Title of the invention
The text is approved as submitted by the applicant.
The text has been established by this Authority to read as follows:
FLUID TREATMENT VESSEL

5. Abstract
The text is approved as submitted by the applicant.
The text has been established, according to Rule 38.2, by this Authority as it appears in Box No. IV. The applicant may, within one month from the date of mailing of this international search report, submit comments to this Authority.

A fluid treatment apparatus comprising a tank containing a bed of at least one fluid treatment medium, a distributor plate separating the bed from an end portion of the tank, and an inert medium comprising amorphous particles having a harmonic mean diameter from 2.5 to 250 mm and a density from 0.57 to 0.998 cm 3/g. The volume of the end portion containing inert medium is from 25 to 95% of the total volume of the end portion.


6. Drawings
a.
The figure of the drawings to be published with the abstract is Figure No. ____________
as suggested by the applicant.
as selected by this Authority, because the applicant failed to suggest a figure.
as selected by this Authority, because this figure better characterizes the invention.
b.
none of the figures is to be published with the abstract.

A. CLASSIFICATION OF SUBJECT MATTER

     B01J 47/022 (2017.01)i; B01J 49/60 (2017.01)i; B01J 49/06 (2017.01)i; B01J 49/05 (2017.01)i
According to International Patent Classification (IPC) or to both national classification and IPC

B. FIELDS SEARCHED

Minimum documentation searched (classification system followed by classification symbols):
     B01J
Documentation searched other than minimum documentation to the extent that such documents are included in the fields searched:
Electronic data base consulted during the international search (name of data base and, where practicable, search terms used):
EPO-Internal, WPI Data

C. DOCUMENTS CONSIDERED TO BE RELEVANT

Category* Citation of document, with indication, where appropriate, of the relevant passages Relevant to claim No.
(1)
X
EP 0497632 A1 (PERMUTIT CO LTD [GB]) 05 August 1992 (1992-08-05)
1,6,7
figure 1
page 4, line 29 - page 5, line 37
page 3, line 37 - line 51
(2)
X
EP 0551002 A1 (ROHM & HAAS [US]) 14 July 1993 (1993-07-14)
1-7
claims 1-3,6,7,10
page 5, line 21 - line 33
page 5, line 28 - line 29
table 1
(3)
X
Anonymous, "Product Data Sheet AMBERLITE(TM) 14i Inert Resin Polypropylene, Inert Resin for Industrial Demineralization Applications", 01 May 2018 (2018-05-01), page 1-3,
Retrieved from the Internet:
URL:https://www.lenntech.com/Data-sheets/DOW-177-03819-14i-L.pdf
XP055670919
[retrieved on  2020-02-21]
1-7
page 1
(4)
X
RO 121020 B1 (DOW DEUTSCHLAND INC [DE]; OBSESTVO S OGRANICENNOJ OTVETS [RU]) 30 November 2006 (2006-11-30)
1-7
figures 1-4
claims 1-3
page 4, line 1 - line 24
page 4, line 45 - line 48
(5)
X
Anonymous, "Product Data Sheet AMBERLITE(TM) 62i Inert Resin Polyethylene, Inert Resin for Industrial Demineralization Applications", 01 May 2018 (2018-05-01), page 1-3,
Retrieved from the Internet:
URL:https://www.lenntech.com/Data-sheets/DOW-177-03820-62i-L.pdf
XP055670920
[retrieved on  2020-02-21]
1-7
page 1 - page 2
(6)
X
US 4269715 A (BARRAQUE CHRISTIAN ET AL) 26 May 1981 (1981-05-26)
1-7
claims 10-12
figure 1
column 6, line 20 - line 35
(7)
A
WADELL H, "VOLUME, SHAPE, AND ROUNDNESS OF ROCK PARTICLES", JOURNAL OF GEOLOGY, UNIVERSITY OF CHICAGO PRESS, CHICAGO, IL, US,Vol. 40, 01 January 1932 (1932-01-01), page 443-451,
XP009050547
1-7
the whole document
*
Special categories of cited documents:
"A"
document defining the general state of the art which is not considered to be of particular relevance
"D"
document cited by the applicant in the international application
"E"
earlier application or patent but published on or after the international filing date
"L"
document which may throw doubts on priority claim(s) or which is cited to establish the publication date of another citation or other special reason (as specified)
"O"
document referring to an oral disclosure, use, exhibition or other means
"P"
document published prior to the international filing date but later than the priority date claimed
"T"
later document published after the international filing date or priority date and not in conflict with the application but cited to understand the principle or theory underlying the invention
"X"
document of particular relevance; the claimed invention cannot be considered novel or cannot be considered to involve an inventive step when the document is taken alone
"Y"
document of particular relevance; the claimed invention cannot be considered to involve an inventive step when the document is combined with one or more other such documents, such combination being obvious to a person skilled in the art
"&"
document member of the same patent family

D. INFORMATION ON PATENT FAMILY MEMBERS

Patent document cited in search report Publication date
(day/month/year)
Patent family member(s) Publication date
(day/month/year)
EP 0497632 A1
05 August 1992
NONE
EP 0551002 A1
14 July 1993
AU 654224 B2
BR 9300049 A
CA 2086636 A1
CN 1074148 A
EP 0551002 A1
FI 930074 A
JP H05253497 A
NZ 245639 A
PL 297340 A1
SG 45313 A1
SI 9300012 A
27 October 1994
24 August 1993
11 July 1993
14 July 1993
14 July 1993
11 July 1993
05 October 1993
28 March 1995
20 September 1993
16 January 1998
30 September 1993
RO 121020 B1
30 November 2006
CZ 20004349 A3
EA 200000983 A2
HU 224645 B1
PL 344103 A1
RO 121020 B1
RU 2149685 C1
SK 17832000 A3
UA 66855 C2
12 September 2001
22 October 2001
28 December 2005
04 June 2001
30 November 2006
27 May 2000
07 January 2002
17 September 2001
US 4269715 A
26 May 1981
CA 1141047 A
FR 2443283 A1
US 4269715 A
08 February 1983
04 July 1980
26 May 1981
Name and mailing address of the ISA/:
European Patent Office
P.B. 5818, Patentlaan 2, 2280 HV Rijswijk,
Netherlands
Telephone No. (+31-70)340-2040
Facsimile No. (+31-70)340-3016
Date of the actual completion of the international search:
21 February 2020
Date of mailing of the international search report:
04 March 2020
Authorized officer:
Kaluza, Nicoleta
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